E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/04 (2006.01) E21B 17/22 (2006.01) E21B 43/08 (2006.01)
Patent
CA 2140754
A gravel pack well tool comprised of a workstring (18) having a gravel pack screen (21) thereon wherein the workstring (18) can be rotated without applying any substantial torque to the screen jacket (41) which forms part of the gravel pack screen (21). This allows the workstring (18) to be rotated in either direction during installation or removal of the gravel pack screen (21) with- out damaging the screen jacket (41). The gravel pack screen (21) is comprised of a fluid-permeable base pipe (40) having a screen jacket (41) rotatably mounted thereon.
Bethel Robert Kyle
Cornette Holley Mitchell
Petersen Elmer Richard
Atlantic Richfield Company
Osler Hoskin & Harcourt Llp
LandOfFree
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