Gripper block for manipulating coil tubing in a well
AssigneeVita International, Inc.
InventorsKhaled M. Shaaban, James A. Bodhaine, Alexander Sas-Jaworsky, II
Life of this patent
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Abstract
A gripper block for use in an endless chain in a device for moving a generally cylindrical object longitudinally, as into or out of a well. The block has a first portion adapted to engage the endless chain and a second portion adapted to frictionally engage the object. At least a portion of the block is made from a resilient material that engages the tubing.
Claims14
A gripper block for use in an endless chain in a device for moving a generally cylindrical object longitudinally, as into or out of a well, wherein the chain has a longitudinal axis, the gripper block comprising:
- a first portion adapted to engage the endless chain;
- and
- a second portion adapted to frictionally engage the object, wherein at least a portion of the second portion is made from a resilient material that engages the tubing.
A gripper block for use in an endless chain in a device for moving a generally cylindrical object longitudinally, as into or out of a well, wherein the chain has a longitudinal axis, the gripper block comprising:
- a first portion adapted to engage the endless chain;
- a second portion adapted to frictionally engage the object;
- and
- an insert removably engaged with the second portion, wherein the insert is made from a resilient material that engages the tubing.
Dependencies are inferred from the claim text.