E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 17/08 (2006.01) E21B 17/04 (2006.01) E21B 17/20 (2006.01) E21B 19/22 (2006.01)
Patent
CA 2460370
A coiled tubing connector having a body and a plurality of entry or transition sections connected to the body wherein the connector has a low cycle fatigue life of at least 30%, more preferably at least 50% of the coiled tubing. A preferred embodiment contains two shoulders that form an annular void, a plurality of centralizers about an exterior of the body, and/or a plurality of elastomer molds separating the centralizers. The connector is preferably longer than the connectors of the prior art and is a composite of fluoroplastics or aluminum alloys.
Laun Lyle Erwin
Luft Hans-Bernd
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Bj Services Company
LandOfFree
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