Stuck Answer1
Stuck Answer1
Stuck Answer1
Exercises
Revision June 2020
:النقاط
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Stuck Pipe Prevention
1.What are the indications that could be telling you that something is
changing in the hole?
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b- Mud properties (Mud yield point, Mud weight, viscosity, gel strength)
b- Operator’s representative
c- Driller
d- Mud Engineer
a- Torque
b- Weight Indicator
c- Pressure
5.You are POOH, and notice an over pull. What do you do?
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b- RIH again. Try working the pipe up/down on the tight spots. Record the tight spots
depths.
c- Replace the mud weight in the well by a lighter mud weight (1 ppg lower)
a- True
b- False
a- True
b- False
c- There is no need to monitor the returns while circulating bottom ups before a trip.
12.What is “Swab”?
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c- To keep optimum annular velocity and flow regime to ensure proper hole cleaning.
b- Small cuttings
c- Wet shale
b- Small cuttings
18.From the below list, what is the best option while drilling reactive
formations?
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a- KCL Polymers
c- Bentonite
a- 35,000 lbs.
b- 615,500 lbs.
c- 481,000 lbs.
d- 27,489 lbs.
a- Shale
b- Sandstone
c- Limestone
d- Siltstone
a- 0
b- 45-60
c- 90
d- 180
a- Keep 200-400 psi trapped and use the jar as a first action
a- True
b- False
a- Sandstone
b- Salt
c- Limestone
d- Plastic Shale
27.You are stuck in salt - have tried to jar free with no success – and
you are now going to pump a pill. What type of pill you will pump to
dissolve the salt?
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a- Fresh water
b- Salt water
c- Oil Base Mud
d- PipeLax
a- Yes
b- No
29.Why should the casing rat hole length be 5-10 feet maximum?
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c- To prevent drilling large cement blocks which can pack-off the hole.
d- Cement plugs.
31.It is a good practice to immediately run the mud pumps at high SPM
once tagging a cement plug.
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a- True
b- False
Jarring
32.What is the best location for a drilling jar in the drill string?
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d- At surface
33.What are the disadvantages of a hydraulic jar?
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TWO ANSWERS
a- True
b- False
b- To jar up
37.It is a good practice to apply WOB equal to the Weight below the
jar.
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a- True
b- False
38.After using the jar for many hours, what is important to check?
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39.Pump open force has a countereffect when trying to cock the jar
down.
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a- True
b- False
Fishing
40.Catching fish from the outside normally requires:
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a- Spear.
b- Fishing Magnet.
c- Overshot.
41.Catching from the inside often requires a spear. Which part of the
spear does hold the fish?
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a- Grapple / dies
b- Bowl
c- Top sub
d- Catching fingers
b- Junk fishing
a- True
b- False
a- True
b- False
a- Milling
b- Overshot
c- Safety Joint
d- Bumper sub
a- Steel
b- Stainless steel
c- Tungsten Carbide
50.Casing cutters and mills are mostly dressed with material hard
enough to cut steel. What material is normally used?
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TWO ANSWERS
a- Aluminum
b- Stainless steel
c- Diamond
d- Tungsten Carbide
a. True
b. False
53.What is the tool that can be used to indicate your stuck point?
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a- Overshot
c- Fishing Jar
d- Spiral grapple
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