GAGIE CORPORATION
TYPICAL BOTTOM HOLE ASSEMBLY
WASH TOOL BHA
FOR CLEANOUT OPERATIONS INCLUDING TUBING, CASING, SAND SCREENS, SLOTTED
LINERS, NIPPLE PROFILES, SLIDING SLEEVES ETC.
COILED TUBING CONNECTOR
EXTERNAL SLIP
INTERNAL SLIP
ROLL-ON (OR ROLL-OVER)
DIMPLE-ON
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
MOTOR HEAD ASSEMBLY
CONSISTING OF:
1. PREPARE BHA: SELECT NOZZLE SIZES, CONFIGURATION AND
HEAD FOR WASH TOOL ACCORDING TO FLOW RATE VS.
PRESSURE DROP CALCULATIONS (OR USING TOOL SPECIFIC
SPREADSHEET PROGRAM). CHECK BALL SEAT SIZES IN MHA
AND INSTALL SHEAR PINS & RUPTURE DISC TO SUIT JOB.
MEASURE MAKE-UP LENGTH, OD & ID OF ALL TOOLS & RECORD
WITH TOOL SERIAL NUMBERS
2. INSTALL IN-LINE FILTER BETWEEN PUMP AND CT REEL.
ENSURE FLUID SYSTEM IS CLEAN & FREE OF PIPE SCALE ETC.
DUAL FLAPPER CHECK VALVE
3. PREPARE END OF COILED TUBING (CUT AND STRAIGHTEN AS
REQUIRED). MAKE UP, PULL TEST AND PRESSURE TEST COILED
TUBING CONNECTOR
HYDRAULIC DISCONNECT
4. PUMP LARGEST POSSIBLE BALL (AND/OR CLEANING PIG)
THROUGH REEL TO REMOVE PIPE SCALE AND ENSURE NO
OBSTRUCTION
ACTUATED BY DROP BALL
CIRCULATION SUB
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
5. MAKE UP REST OF BHA. ONLY USE WRENCHES ON HEAVY
WALL AREAS ON TOOL BODIES
6. MAKE-UP AND PRESSURE TEST CT RISER. USUALLY FLAPPER
CHECK VALVES ARE THEN TESTED BY BLEEDING BACK THROUGH
THE REEL. ZERO CT COUNTER
7. RUN IN HOLE. SLOW DOWN WHEN PASSING RESTRICTIONS
AND LEDGES
8. PERFORM WASHING OPERATION AT SLOW SPEED ACROSS
REQUIRED WORKING DEPTH(S). RECIPROCATE AS REQUIRED
STABILSER
IF REQUIRED
9. POOH. TAG STRIPPER TO CHECK DEPTH COUNTER
10. BREAKOUT RISER AND BHA
STRAIGHT BAR
OPTIONAL. HELPS BHA TO PASS LEDGES
SUCH AS GAS LIFT MANRELS
11. IN SOME CASES CT CONNECTOR MAY BE RE-RUN.
OTHERWIZE REMOVE BY CUTTING COIL 10" ABOVE CONNECTOR
12. DISASSEMBLE AND CLEAN TOOLS ASAP TO AVOID
CORROSION. REDRESS TOOLS BEFORE RE-RUNNING
STABILSER
IF REQUIRED
WASH TOOL
SELF-ADJUSTING
WASH TOOL
or
SELF-ADJUSTING
PULSATING JET
WASH TOOL
REDIRECTS ALL
JET ACTION
DOWNWARDS
WHEN AN
OBSTRUCTION IS
TAGGED
STANDARD
ROTATING
WASH TOOL
CONTROLLED
ROTATION
WASH TOOL
(VARIOUS HEADS
AVAILABLE)
MULTI-JET
WASH TOOL
(FIELD ADJUSTABLE
HEAD)
PULSATING JET
WASH TOOL
(VARIOUS HEADS
AVAILABLE)
OPEN POSITION
PAGE 1
CLOSED POSITION
TYPICAL BOTTOM HOLE ASSEMBLY
STANDARD MILLING BHA
FOR MILLING PLUGS, SCALE, CEMENT, JUNK & DEBRIS, DAMAGED TUBING, NIPPLE
ENLARGEMENT, HARD FILL REMOVAL ETC.
COILED TUBING CONNECTOR
EXTERNAL SLIP (RECOMMENDED)
INTERNAL SLIP (SLIMHOLE)
DIMPLE-ON (ACCEPTABLE)
ROLL-ON (NOT SUITABLE)
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
MOTOR HEAD ASSEMBLY
CONSISTING OF:
1. PREPARE BHA: SELECT MOTOR & STATOR TYPE/FIT TO SUIT JOB
AND TEMP. CHECK BALL SEAT SIZES IN MHA & INSTALL SHEAR
PINS & RUPTURE DISC TO SUIT JOB. MEASURE MAKE-UP LENGTH,
OD & ID OF ALL TOOLS. RECORD WITH TOOL SERIAL NUMBERS
2. INSTALL IN-LINE FILTER BETWEEN PUMP AND CT REEL. ENSURE
FLUID SYSTEM IS CLEAN & FREE OF PIPE SCALE ETC.
3. PREPARE END OF COIL (CUT AND STRAIGHTEN AS REQUIRED).
MAKE UP, PULL AND PRESSURE TEST COILED TUBING CONNECTOR.
PUMP LARGEST POSSIBLE BALL (AND/OR CLEANING PIG) THROUGH
REEL TO REMOVE PIPE SCALE AND ENSURE NO OBSTRUCTION
4. MAKE UP REST OF BHA. ONLY USE WRENCHES ON HEAVY WALL
AREAS ON TOOL BODIES. DON’T SIDELOAD MOTOR
DUAL FLAPPER CHECK VALVE
5. FUNCTION TEST MOTOR. RECORD PRESSURE VS PUMP RATE
HYDRAULIC DISCONNECT
ACTUATED BY DROP BALL
6. MAKE-UP & PRESSURE TEST CT RISER. USUALLY FLAPPER CHECK
VALVES ARE THEN TESTED BY BLEEDING BACK THROUGH THE REEL.
ZERO CT COUNTER
7. RUN IN HOLE. SLOW DOWN WHEN PASSING RESTRICTIONS AND
LEDGES. PUMP AT MINIMUM RATE IF REQUIRED
CIRCULATION SUB
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
8. SLOW DOWN 100 FT BEFORE OBSTRUCTION, TAG OBSTRUCITON
SLOWLY THEN PICK-UP 20 FT
9. CIRCULATE TO ESTABLISH RETURNS. ESTABILISH UP/DOWN
WEIGHTS AND PUMP/RETURN PRESSURES FOR REFERENCE
STABILSER
IF REQUIRED
TYPICALLY 1/16" - 1/8" SMALLER THAN MILL OD
10. START MILLING WITH LOW WOB. ESTABILISH MILLING PATTERN
AND ADJUST PARAMETERS AS REQUIRED. AIM FOR ON-OFF BOTTOM
PRESSURE DIFFERENTIAL OF 50 – 80% OF FULL LOAD DIFFERENTIAL
FOR THE SPECIFIC TYPE OF MOTOR BEING RUN. GAGIE SPECIALIST
WILL PROVIDE MILLING RECOMMENDATIONS
*** Never pickup from motor stall without stopping pump or reducing
pump rate to minimum. See detailed stall procedure ***
WORKOVER MOTOR
FOR MAXIMUM EFFICIENCY AND MOTOR LIFE,
OPERATE MOTOR AT 80% OF MAX FLOW RATE
AND 50 - 80% OF MAX LOAD
11. AFTER REACHING TARGET DEPTH THE WELLBORE MAY BE
CIRCULATED CLEAN BY HIGH PUMP RATE AFTER OPENING
CIRCULATION VALVE WITH DROP BALL. POOH
12. AT SURFACE, REPEAT MOTOR FUNCTION TEST AND RECORD
13. BREAKOUT BHA AND REMOVE CONNECTOR BY CUTTING COIL 10"
ABOVE CONNECTOR. FLUSH MOTOR WITH FRESH WATER AND
SUITABLE OIL TO PREVENT CORROSION. DISASSEMBLE & CLEAN
OTHER TOOLS ASAP
MILL
BLADED JUNK
MILL
FLAT BOTTOM
MILL
© GAGIE CORPORATION, 2010
CONCAVE
MILL
TAPER MILL
BULLNOSE
MILL
REAMER
STRING MILL
WITH TAPER
MILL BELOW
FOR
IMPROVED
WALL
CLEANING
STEP MILL
SPECIALIST MILLS INCLUDING DIAMOND MATRIX, PDC, BI-CENTRE, PILOT MILLS
ETC. ARE ALSO AVAILABLE FROM GAGIE CORPORATION
PAGE 2
TYPICAL BOTTOM HOLE ASSEMBLY
WASHOVER BHAS
FOR WASHING OVER A FISH OR DRESSING-OFF TOP OF A FISH
COILED TUBING CONNECTOR
EXTERNAL SLIP (RECOMMENDED)
INTERNAL SLIP (SLIMHOLE)
DIMPLE-ON (ACCEPTABLE)
ROLL-ON (NOT SUITABLE)
AND
TO FREE STUCK BHAs AND STUCK PIPE. THE SHOE MAY NEED A
STOP SHOULDER ON THE INSIDE TO PREVENT WASHING OVER TOO
FAR. SUCCESSFUL WASHOVER IS THEN FOLLOWED BY RUNNING AN
OVERSHOT.
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
GOOD
. THE
WASHOVER SHOE SHOULD BE SIZED TO REMOVE THE SLIPS AND
ELEMENT BUT LEAVE THE BODY (“MANDREL”) INTACT SO THAT IT
CAN BE FISHED WITH AN OVERSHOT AFTER WASHOVER.
MOTOR HEAD ASSEMBLY
CONSISTING OF:
DUAL FLAPPER CHECK VALVE
ONTO THE OUTSIDE OF A STUCK FISH WHICH HAS
TOO BIG OF AN OD TO RECOVER WITH AN OVERSHOT
HYDRAULIC DISCONNECT
THAT CANNOT BE
FISHED WITH A ROPE SPEAR OR WIRE GRAB.
ACTUATED BY DROP BALL
CIRCULATION SUB
SINCE EVERY SCENARIO AND FISH IS DIFFERENT SHOES ARE OFTEN
OF ID, OD,
LENGTH, CUTTING STRUCTURE AND CROWN GEOMETERY.
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
TO
STABILISER
PREVENT CASING/TUBING DAMAGE, WHILE
.
or
JUNK (BOOT) BASKETS
IF REQUIRED
* BOOT BASKET TYPICALLY
ONLY USED IN TUBING LARGER
THAN 4"
HAVE A
WITH
ROP.
WORKOVER MOTOR
RUN ON 1-11/16" AND 2-1/8" MOTORS USUALLY
.
WITH WALL THICKNESS > 3/8" CAN BE DRESSED
FOR MORE EFFICIENT CUTTING & FASTER
FOR MAXIMUM EFFICIENCY AND MOTOR LIFE,
OPERATE MOTOR AT 80% OF MAX FLOW RATE
AND 50 - 80% OF MAX LOAD
. THE SHOE CENTRALIZES THE
FISH WHILE CUTTING AWAY ANY JUNK/DEBRIS AROUND THE TOP,
WHILE THE INNER MILL DRESSES-OFF THE TOP OF FISH.
REFER TO OUTLINE RUN PROCEDURE FOR TYPICAL MILLING BHA.
WASHOVER
ASSEMBLY
WAVY
BOTTOM
(SCALLOPED)
SKIRTED MILL
ASSEMBLY
DRIVE SUB
TRIPLE CONNECTION BUSHING
(TCB)
WASHPIPE
EXTENSIONS
WASHPIPE EXTENSION WITH
CROSSOVER (DOUBLE BOX
SUB IF REQUIRED), PONY
COLLARS (FOR SPACE OUT, IF
REQUIRED) AND MILL (EG.
CONCAVE MILL)
WASHOVER SHOE
WASHOVER SHOE
TOOTHED
(CASTELLATED)
SAW TOOTH
(CASED HOLE)
SAW TOOTH
(OPEN HOLE)
PAGE 3
WASHOVER
SHOE
MODIFIED TO
INCREASE
PROBABILITY OF
RECOVERING
FISH DURING
WASHOVER RUN
ARE OFTEN
CUSTOM BUILT FOR SPECIFIC
APPLICATIONS & USED FOR
WASHING OVER ITEMS SUCH
AS
RETRIEVABLE
PACKERS
CONTAINING HARD MATERIALS
EG. CARBIDE, INCOLLOY, HIGH
CHROME & HARDENED SLIPS.
DIAMOND GRINDS MATERIAL
SLOWLY WITH LOW WOB &
LOW TORQUE. THE CROWN IS
IMPREGNATED WITH DIAMOND
GRIT & MAY ALSO CONTAIN
EXPOSED DIAMONDS
TYPICAL BOTTOM HOLE ASSEMBLY
COILED TUBING MILLING BHA
FOR MILLING COIL OR DRESSING-OFF TOP OF COIL FISH
COILED TUBING CONNECTOR (CTC)
EXTERNAL SLIP (RECOMMENDED)
INTERNAL SLIP (SLIMHOLE)
DIMPLE-ON (ACCEPTABLE)
ROLL-ON (NOT SUITABLE)
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
MOTOR HEAD ASSEMBLY (MHA)
CONSISTING OF:
DUAL FLAPPER CHECK VALVE
HYDRAULIC DISCONNECT
ACTUATED BY DROP BALL
CIRCULATION SUB
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
STABILISER
or
JUNK (BOOT) BASKETS
IF REQUIRED
* BOOT BASKET TYPICALLY
ONLY USED IN TUBING LARGER
THAN 4"
WORKOVER MOTOR
FOR MAXIMUM EFFICIENCY AND MOTOR LIFE,
OPERATE MOTOR AT 80% OF MAX FLOW RATE
AND 50 - 80% OF MAX LOAD
TRIPLE CONNECTION BUSHING (TCB)
SKIRTED MILL
TYPICALLY CONCAVE BOTTOM MILL
SLOTTED SKIRT FOR CIRCULATING OUT CUTTINGS
THROATED GUIDE OR WASHOVER SHOE
COIL FISH
DRESSED WITH CARBIDE IF REQUIRED
PAGE 4
TYPICAL BOTTOM HOLE ASSEMBLY
TUBING CUTTER BHA
COILED TUBING CONNECTOR
EXTERNAL SLIP (RECOMMENDED)
INTERNAL SLIP (SLIMHOLE)
DIMPLE-ON (ACCEPTABLE)
ROLL-ON (NOT SUITABLE)
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
MOTOR HEAD ASSEMBLY
CONSISTING OF:
DUAL FLAPPER CHECK VALVE
1. MAKE DUMMY RUN WITH SLICKLINE OR COIL TO DRIFT PAST
REQUIRED CUT DEPTH
2. PREPARE BHA: SELECT MOTOR & STATOR TYPE/FIT TO SUIT JOB
AND TEMP. CHECK BALL SEAT SIZES IN MHA & INSTALL SHEAR
PINS & RUPTURE DISC TO SUIT JOB. MEASURE MAKE-UP LENGTH,
OD & ID OF ALL TOOLS. RECORD WITH TOOL SERIAL NUMBERS
3. INSTALL IN-LINE FILTER BETWEEN PUMP AND CT REEL. ENSURE
FLUID SYSTEM IS CLEAN & FREE OF PIPE SCALE ETC.
4. PREPARE END OF COIL (CUT AND STRAIGHTEN AS REQUIRED).
MAKE UP, PULL AND PRESSURE TEST COILED TUBING CONNECTOR.
PUMP LARGEST POSSIBLE BALL (AND/OR CLEANING PIG) THROUGH
REEL TO REMOVE PIPE SCALE AND ENSURE NO OBSTRUCTION
HYDRAULIC DISCONNECT
ACTUATED BY DROP BALL
CIRCULATION SUB
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
5. MAKE UP REST OF BHA. ONLY USE WRENCHES ON HEAVY WALL
AREAS ON TOOL BODIES. DON’T SIDELOAD MOTOR
6. FUNCTION TEST MOTOR AND CUTTER. RECORD PRESSURE VS
PUMP RATE AND KNIFE OPENING. RE-PIN KNIVES AFTER TEST
7. MAKE-UP AND PRESSURE TEST CT RISER. ZERO CT COUNTER
8. RUN IN HOLE. SLOW DOWN WHEN PASSING RESTRICTIONS AND
LEDGES. DO NOT PUMP (OR MINIMUM RATE IF NECESSARY)
STABILSER
IF REQUIRED
TYPICALLY 1/8" - 1/4" SMALLER THAN
TUBING ID OR NIPPLE ID RESTRICTION
WORKOVER MOTOR
FOR MAXIMUM EFFICIENCY AND MOTOR
LIFE, OPERATE MOTOR AT 80% OF MAX
FLOW RATE AND 50 - 80% OF MAX LOAD
9. RUN 20+ FT PAST CUT DEPTH THEN PICK UP TO CUT DEPTH
(AIM TO CUT AT MIDDLE OF A TUBING JOINT)
10. PUMP SLOWLY AND GRADUALLY INCREASE PUMP RATE TO BED
THE KNIVES IN. DEPENDING ON THE SCENARIO THERE MAY BE
INDICATION WHEN CUT IS COMPLETE. CUT USUALLY TAKES ONLY 5
- 10 MINUTES
11. STOP PUMPING AND WAIT FOR COIL TO DRAIN & MOTOR TO
STOP ROTATING. PICK-UP SLOWLY FROM CUT
12. SOMETIMES A SECOND CUT MAY BE MADE FURTHER UP THE
HOLE, DEPENDING ON KNIVE WEAR
13. POOH WIHTOUT PUMPING (OR MINIMUM PUMP RATE)
14. AT SURFACE, REPEAT MOTOR FUNCTION TEST
15. EXAMINE KNIFE WEAR FOR INDICATION OF THE CUT QUALITY
HYDRAULIC TUBING CUTTER
THREE BLADED
SELF CENTRALISING TYPE
DRESSED WITH KNIVES TO SUIT SPECIFIC
TUBING SIZE AND WEIGHT
16. BREAKOUT BHA & REMOVE CONNECTOR BY CUTTING COIL 10"
ABOVE CONNECTOR
17. FLUSH MOTOR WITH FRESH WATER AND SUITABLE OIL TO
PREVENT CORROSION. DISASSEMBLE & CLEAN OTHER TOOLS ASAP
NOTES:
BULLNOSE
* IF A NIPPLE PROFILE LOCATOR IS REQUIRED FOR DEPTH
CORRELATION THEN IT MAY BE USED ABOVE THE MOTOR AND MUST
BE RATED FOR TORQUE
* A HYDRAULIC ACTUATED TUBING ANCHOR MAY BE USED ABOVE
THE MOTOR AND IS RECOMMENDED IN SOME CASES, EG. ON A
‘FLOATER’ RIG
PAGE 5
TYPICAL BOTTOM HOLE ASSEMBLY
FISHING BHA
FOR ENGAGING INTERNAL & EXTERNAL FISHNECKS
COILED TUBING CONNECTOR
“LUBRICATOR LENGTH” = MASTER VALVE TO CT STRIPPER. ENSURE THIS IS LONG ENOUGH
FOR LENGTH OF BHA (WITH JAR AND ACC FULLY OPEN) PLUS LENGTH OF THE FISH.
EXTERNAL SLIP (RECOMMENDED)
INTERNAL SLIP (SLIMHOLE)
DIMPLE-ON (NOT RECOMMENDED)
ROLL-ON (NOT SUITABLE)
1. PREPARE BHA: FIT OVERSHOT OR SPEAR WITH ORIFICE TO SUIT
THE JOB. CHECK BALL SEAT SIZE IN DISCONNECT & INSTALL SHEAR
PINS & RUPTURE DISC TO SUIT JOB. MEASURE MAKE-UP LENGTH,
OD & ID OF ALL TOOLS. RECORD WITH TOOL SERIAL NUMBERS
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
2. INSTALL IN-LINE FILTER BETWEEN PUMP AND CT REEL. ENSURE
FLUID SYSTEM IS CLEAN & FREE OF PIPE SCALE ETC.
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
3. PREPARE END OF COIL (CUT AND STRAIGHTEN AS REQUIRED).
MAKE UP, PULL AND PRESSURE TEST COILED TUBING CONNECTOR.
PUMP LARGEST POSSIBLE BALL (AND/OR CLEANING PIG) THROUGH
REEL TO REMOVE PIPE SCALE AND ENSURE NO OBSTRUCTION
DUAL FLAPPER CHECK VALVE
4. MAKE UP REST OF BHA. ONLY USE WRENCHES ON HEAVY WALL
AREAS ON TOOL BODIES
STABILSER
IF REQUIRED
5. FUNCTION TEST OVERSHOT OR SPEAR AND RECORD RELEASE
FLOW RATES
BI-DI ACCELERATOR (INTENSIFIER)
6. MAKE-UP & PRESSURE TEST CT RISER. USUALLY FLAPPER CHECK
VALVES ARE THEN TESTED BY BLEEDING BACK THROUGH THE REEL.
ZERO CT COUNTER
OPTIONAL. FOR INCREASING JAR HIT
BUT MUST BE USED FOR SHALLOW FISHING
7. RIH. SLOW DOWN WHEN PASSING RESTRICTIONS AND LEDGES
8. AT ~100 FT ABOVE TOF CHECK UP/DOWN WEIGHTS FOR
REFERENCE
WEIGHT BAR(S)
OPTIONAL. TO INCREASE JARRING 'IMPULSE'
ONLY USE IF LUBRICATOR LENGTH ALLOWS
9. IT IS COMMON TO CIRCULATE WHEN REACHING TOF TO CLEAN
THE FISHNECK AND GET PRESSURE INDICATION. SET DOWN TO
ENGAGE FISH, STOP PUMP THEN PICK-UP TO CHECK ENGAGEMENT
BI-DI JAR
10. TO FIRE JAR UPWARDS SIMPLY TAKE OVERPULL AND WAIT FOR
JAR TO FIRE. TO RE-COCK JAR CYCLE WEIGHT DOWN PAST
NEUTRAL THEN REPEAT OVERPULL TO FIRE JAR UP AGAIN.
HYDRAULIC JARS HAVE MOSTLY OBSOLETED
MECHANICAL JARS.
11. TO RELEASE FROM FISH, SET-DOWN PAST NEUTRAL WEIGHT.
START PUMPING THEN PICK-UP. FISH CAN RE-ENGAGED IF
REQUIRED
HEAVY DUTY HYDRAULIC DISCONNECT
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
12. WHEN FISH COMES FREE, POOH WITHOUT PUMPING
13. AT SURFACE, RELEASE FISH, BREAKOUT BHA AND REMOVE
CONNECTOR BY CUTTING COIL 10" ABOVE CONNECTOR
14. FLUSH JAR AND ACCELERATOR WITH FRESH WATER THEN OIL.
DISASSEMBLE AND CLEAN ALL OTHER TOOLS ASAP TO AVOID
CORROSION THEN REDRESS BEFORE RE-RUNNING TOOLS
STABILSER
IF REQUIRED
HYDRAULIC RELEASE SPEAR OR OVERSHOT
HYDRAULIC ‘GS’
SPEAR WITH
PROBE (PRONG)
EG. FOR
EQUALISING
PLUGS OR
OPERATING
PACKER
RELEASE
MECHANISM
HYDRAULIC ‘GS’
SPEAR
EXTENDED REACH
HYDRAULIC ‘GS’
SPEAR
HYDRAULIC ‘JDC’
OVERSHOT
HYDRAULIC
‘SLICK-CATCH’
SPEAR
PAGE 6
HYDRAULIC
‘SLICK-CATCH’
OVERSHOT
HYDRAULIC
‘PARAGON’ (TTS)
SPEAR
TYPICAL BOTTOM HOLE ASSEMBLY
VENTURI JET JUNK BASKET BHA
FOR RECOVERING JUNK AND DEBRIS
COILED TUBING CONNECTOR (CTC)
EXTERNAL SLIP
INTERNAL SLIP
DIMPLE-ON
ROLL-ON (NOT RECOMMENDED)
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
1. PREPARE BHA: CALCULATE CORRECT NOZZLE SIZES FOR VENTURI
(BASED ON PUMP RATE & CIRCULATING FLUID WT TO OBTAIN 500 –
1,000 PSI PRESSURE DROP or 300 – 400 PSI WHEN RUNNING THE
VJJB BELOW A MOTOR). CHECK BALL SEAT SIZES IN MHA &
INSTALL SHEAR PINS & RUPTURE DISC TO SUIT JOB. MEASURE
MAKE-UP LENGTH, OD & ID OF ALL TOOLS. RECORD WITH TOOL
SERIAL NUMBERS
2. INSTALL IN-LINE FILTER BETWEEN PUMP AND CT REEL. ENSURE
FLUID SYSTEM IS CLEAN & FREE OF PIPE SCALE ETC.
3. PREPARE END OF COIL (CUT AND STRAIGHTEN AS REQUIRED).
MAKE UP, PULL AND PRESSURE TEST COILED TUBING CONNECTOR.
PUMP LARGEST POSSIBLE BALL (AND/OR CLEANING PIG) THROUGH
REEL TO REMOVE PIPE SCALE AND ENSURE NO OBSTRUCTION
MOTOR HEAD ASSEMBLY (MHA)
CONSISTING OF:
DUAL FLAPPER CHECK VALVE
4. MAKE UP REST OF BHA. ONLY USE WRENCHES ON HEAVY WALL
AREAS ON TOOL BODIES. BEWARE OF THIN WALL OF VENTURI
COMPONENTS INCLUDING EXTENSIONS.
HYDRAULIC DISCONNECT
5. PUMP THRU BHA TO CONFIRM NO BLOCKAGE. IF REQUIRED,
DEMONSTRATE VENTURI WITH A CUP FULL OF BALL BEARINGS IN A
BUCKET FULL OF WATER. LOWER VENTURI INTO THE BUCKET WHILE
PUMPING. THE FLUID AND BALL BEARINGS WILL BE SUCKED INTO
THE VENTURI. STOP PUMP. AFTER TEST BREAKOUT VJJB BARREL
TO REMOVE BALL BEARINGS & REMAKE THE CONNECTION
ACTUATED BY DROP BALL
CIRCULATION SUB
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
STABILSER
7. RUN IN HOLE. SLOW DOWN WHEN PASSING RESTRICTIONS AND
LEDGES. PUMP AT MINIMUM RATE IF REQUIRED
IF REQUIRED
8. SLOW DOWN 100 FT BEFORE OBSTRUCTION, TAG OBSTRUCITON
SLOWLY, FLAG PIPE THEN PICK-UP 20 FT
DOUBLE BOX SUB
9. CIRCULATE TO ESTABLISH RETURNS. ESTABILISH UP/DOWN
WEIGHTS AND PUMP/RETURN PRESSURES FOR REFERENCE
NOTE: VJJB USUALLY HAS PIN UP
VENTURI JET JUNK BASKET (VJJB)
* INCLUDES VENTURI AND SCREEN SECTIONS
AND CATCHER HOUSING WITH PLAIN GUIDE.
** EXTENSIONS, SPECIAL GUIDES ETC ARE
ORDERED SEPERATELY.
VJJB BARREL EXTENSION(S)
LENGTH AS REQUIRED. INSIDE CAPACITY
SHOULD BE 30 - 50% MORE THAN REQUIRED
FOR THE EXPECTED VOLUME OF DEBRIS OR
AS LIMITED BY MAXIMUM BHA LENGTH.
VJJB CATCHER HOUSING
VJJB GUIDE
6. MAKE-UP & PRESSURE TEST CT RISER. USUALLY FLAPPER CHECK
VALVES ARE THEN TESTED BY BLEEDING BACK THROUGH THE REEL.
ZERO CT COUNTER
10. PUMP TO ACTIVATE VENTURI AND WORK VENTURI DOWNWARDS
SLOWLY. RECIPROCATE UP/DOWN AS REQUIRED
11. MONITOR DEPTH PROGRESS FROM THE ORIGINAL FLAG & POOH
WHEN IT IS BELIEVED THE MAXIMIM AMOUNT OF DEBRIS HAS BEEN
RECOVERED OR IF NO FURTHER DEPTH CAN BE MADE
12. WHILE POOH IT IS POSSIBLE TO CLEAN-UP ANY ‘POCKETS’ (EG.
GAS LIFT MANDRELS) THAT MAY CONTAIN SETTLED DEBRIS BY
PUMPING THROUGH THE VENTURI AGAIN & RECIPROCATING OVER
THE AREA
13. BREAKOUT BHA & EXAMINE VENTURI FOR RECOVERY. SERVICE
THE VENTURI AND MAKE ANOTHER RUN IF REQUIRED.
14. IN SOME CASES CT CONNECTOR MAY BE RE-RUN. OTHERWIZE
REMOVE BY CUTTING COIL 10" ABOVE CONNECTOR
15. DISASSEMBLE & CLEAN ALL USED TOOLS ASAP TO AVOID
CORROSION
GUIDE EXTENSION
and
PLAIN GUIDE
PLAIN GUIDE
(STANDARD)
OVERSIZE
or
FLUTED GUIDE
To clean and
washover a
fishneck without
jamming or breaking
VJJB catchers
GAGIE CORPORATION’S Venturi Jet Junk Baskets may be
operated with circulating fluids, nitrogen gas or a mixture. The
Venturi effect is not dependent on hole size. Eg. a 2-5/8" OD VJJB
could be used inside 7" casing with the only limitation being the ID
of the catchers in terms of the size of junk that can be recovered.
PAGE 7
TYPICAL BOTTOM HOLE ASSEMBLY
LIB BHA
LEAD IMPRESSION BLOCK BHA
COILED TUBING CONNECTOR
EXTERNAL SLIP
INTERNAL SLIP
ROLL-ON (OR ROLL-OVER)
DIMPLE-ON
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
1. PREPARE BHA: CHECK BALL SEAT SIZES IN MHA & INSTALL
SHEAR PINS & RUPTURE DISC TO SUIT JOB. MEASURE MAKEUP LENGTH, OD & ID OF ALL TOOLS. RECORD WITH TOOL
SERIAL NUMBERS
2. PREPARE END OF COILED TUBING (CUT AND STRAIGHTEN AS
REQUIRED). MAKE UP, PULL TEST AND PRESSURE TEST COILED
TUBING CONNECTOR
3. PUMP LARGEST POSSIBLE BALL (AND/OR CLEANING PIG)
THROUGH REEL TO REMOVE PIPE SCALE AND ENSURE NO
OBSTRUCTION
MOTOR HEAD ASSEMBLY
CONSISTING OF:
DUAL FLAPPER CHECK VALVE
HYDRAULIC DISCONNECT
ACTUATED BY DROP BALL
4. MAKE UP REST OF BHA. ONLY USE WRENCHES ON HEAVY
WALL AREAS ON TOOL BODIES
5. MAKE-UP AND PRESSURE TEST CT RISER. USUALLY FLAPPER
CHECK VALVES ARE THEN TESTED BY BLEEDING BACK THROUGH
THE REEL. ZERO CT COUNTER
6. RUN IN HOLE. SLOW DOWN WHEN PASSING RESTRICTIONS
AND LEDGES
7. SLOWDOWN AND TAKE UP/DOWN WEIGHTS FOR REFERENCE
CIRCULATION SUB
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
STABILISER
IF REQUIRED
STRAIGHT BAR
IF REQUIRED
8. CIRCULATE IF NECESSARY WHILE RUNNING DOWN SLOWLY
UNTIL TAGGING TOP OF FISH THEN CONTINUE TO SET DOWN
ENOUGH WEIGHT TO GET IMPRESSION. ONLY TAG ONCE THEN
POOH.
9. TAG STRIPPER TO CHECK DEPTH COUNTER
10. BREAKOUT RISER AND BHA
11. IN SOME CASES CT CONNECTOR MAY BE RE-RUN.
OTHERWIZE REMOVE BY CUTTING COIL 10" ABOVE CONNECTOR
12. DISASSEMBLE AND CLEAN TOOLS ASAP TO AVOID
CORROSION. REDRESS TOOLS BEFORE RE-RUNNING
STABILISER
IF REQUIRED
LEAD IMPRESSION BLOCK
WIRELINE LIB
MAY BE RUN
ON COILED
TUBING WITH A
PORTED
CROSSOVER
TO ALLOW
CIRCULATION
FLAT LIB
(PORTED)
TAPER LIB
(PORTED)
PAGE 8
TYPICAL BOTTOM HOLE ASSEMBLY
SLIDING SLEEVE SHIFTING BHA
USING HYDRAULIC EXPANDING BI-DIRECTIONAL SELECTIVE SHIFTING TOOL
COILED TUBING CONNECTOR
EXTERNAL SLIP (RECOMMENDED)
INTERNAL SLIP (SLIMHOLE)
DIMPLE-ON (NOT RECOMMENDED)
ROLL-ON (NOT SUITABLE)
DEPLOYMENT QUICK CONNECTOR
EG. "CARSAC"
OPTIONAL
FOR SAFER MAKE-UP & BREAK-OUT
MOTOR HEAD ASSEMBLY
CONSISTING OF:
DUAL FLAPPER CHECK VALVE
HYDRAULIC DISCONNECT
ACTUATED BY DROP BALL
1. PREPARE BHA: FIT SHIFTING TOOL WITH ORIFICE (CHOKE) &
NUMBER OF SHEAR SCREWS FOR EMERGENCY RELEASE (BASED ON
CALCULATIONS & CT PULL/PUSH LIMITS AT WORKING DEPTH).
CHECK BALL SEAT SIZES IN MHA & INSTALL SHEAR PINS &
RUPTURE DISC TO SUIT JOB. MEASURE MAKE-UP LENGTH, OD & ID
OF ALL TOOLS. RECORD WITH TOOL SERIAL NUMBERS
2. INSTALL IN-LINE FILTER BETWEEN PUMP AND CT REEL. ENSURE
FLUID SYSTEM IS CLEAN & FREE OF PIPE SCALE ETC.
3. PREPARE END OF COIL (CUT AND STRAIGHTEN AS REQUIRED).
MAKE UP, PULL AND PRESSURE TEST COILED TUBING CONNECTOR.
PUMP LARGEST POSSIBLE BALL (AND/OR CLEANING PIG) THROUGH
REEL TO REMOVE PIPE SCALE AND ENSURE NO OBSTRUCTION
4. MAKE UP REST OF BHA. ONLY USE WRENCHES ON HEAVY WALL
AREAS ON TOOL BODIES
5. FUNCTION TEST SHIFTING TOOL. RESIZE ORIFICE IF NECESSARY.
RECORD ACTIVATION FLOW RATES
CIRCULATION SUB
ACTUATED BY DROP BALL
C/W RUPTURE DISC (TYPICALLY 5,000 PSI)
STABILSER
IF REQUIRED
TYPICALLY 1/8" - 1/4" SMALLER THAN
TUBING ID OR NIPPLE ID RESTRICTION
BI-DI HAMMER ACCELERATOR
BI-DI IMPACT HAMMER
ACTIVATED BY PUMPING AND APPLYING
LIGHT OVERPULL OR SET-DOWN WEIGHT
(EG. TYPICALLY 300 - 3,000 LBS & 0.3 - 1.2
BPM FOR 2-1/4" IMPACT HAMMER)
STABILSER
IF REQUIRED
TYPICALLY 1/8" - 1/4" SMALLER THAN
TUBING ID OR NIPPLE ID RESTRICTION
HYDRAULIC BI-DI SHIFTING TOOL
GAGIE CORPRATION’S 2.20" OD HYDRAULIC
EXPANDING BI-DIRECTIONAL SHIFTING TOOL
MAY BE DRESSED WITH KEYS TO SHIFT OTIS OR
BAKER CM SSDs IN 2-7/8" TO 4-½” TUBING. IT
CAN SELECTIVELY SHIFT SSDs BOTH UP AND
DOWN IN ONE RUN. IT CAN PASS THRU
RESTRICTIONS AND INCORPORATES
EMERGENCY SHEAR RELEASE. THE 3.00" OD
TOOL CAN SHIFT SSDs IN TUBING UP TO 5-½”
BULLNOSE
6. MAKE-UP & PRESSURE TEST CT RISER. USUALLY FLAPPER CHECK
VALVES ARE THEN TESTED BY BLEEDING BACK THROUGH THE REEL.
ZERO CT COUNTER
7. RIH. SLOW DOWN WHEN PASSING RESTRICTIONS AND LEDGES
8. TO SHIFT SSD UP, RUN CT PAST THE SSD, START PUMPING TO
EXPAND SHIFTING TOOL. RECIPROCATE UP/DOWN TO ESTABILISH
REFERENCE WEIGHTS THEN PULL UP SLOWLY INTO THE SSD.
OBSERVE WEIGHT GAIN AS THE PROFILE IS ENGAGED THEN
CONTINUE TO PULL THROUGH THE SSD SLOWLY. THE SSD WILL
SHIFT AND WEIGHT WILL RETURN TO REFERENCE UP WEIGHT
9. TO SHIFT SSD DOWN, START ABOVE THE SSD, START PUMPING
TO EXPAND SHIFTING TOOL. RECIPROCATE UP/DOWN TO ESTABILISH
REFERENCE WEIGHTS THEN RUN DOWN SLOWLY INTO THE SSD.
OBSERVE WEIGHT LOSS AS THE PROFILE IS ENGAGED THEN
CONTINUE TO PUSH THROUGH THE SSD SLOWLY. THE SSD WILL
SHIFT AND WEIGHT WILL RETURN TO REFERENCE DOWN WEIGHT
10. WHILE SHIFTING SSD UP OR DOWN THE IMPACT HAMMER WILL
AUTOMATICALLY START TO CREATE A VIBRATORY ACTION WHEN
FLOW RATE AND PULL/PUSH WEIGHT IS WITHIN OPERATING RANGE
11. TO DEFLATE THE SHIFTING TOOL SIMPLY STOP PUMPING. IN
UNLIKELY EVENT THAT SHIFTING TOOL KEYS DO NOT RELEASE
THEN EMERGENCY RELEASE BY SHEARING UP OR DOWN. AFTER
SHEAR RELEASE POOH BECAUSE THE TOOL WILL NO LONGER
FUNCTION UNTIL IT HAS BEEN RE-PINNED AT SURFACE
12. THE BHA MAY BE MOVED UP OR DOWN THE HOLE (WITHOUT
PUMPING) TO OTHER SSDs OR RUN BACK THROUGH THE SAME
SLEEVE TO CONFIRM SHIFT.
13. POOH WITHOUT PUMPING
14. AT SURFACE, BREAKOUT BHA AND REMOVE CONNECTOR BY
CUTTING COIL 10" ABOVE CONNECTOR
15. FLUSH IMPACT HAMMER AND ACCELERATOR WITH FRESH WATER
THEN OIL. DISASSEMBLE AND CLEAN ALL OTHER TOOLS ASAP TO
AVOID CORROSION THEN REDRESS BEFORE RE-RUNNING TOOLS
PAGE 9
GAGIE CORPORATION (THAILAND) LIMITED
GAGIE CORPORATION (THAILAND) LIMITED
GAGIE CORPORATION (THAILAND) LIMITED
GAGIE CORP