E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 21/01 (2006.01) E21B 19/16 (2006.01) E21B 33/08 (2006.01)
Patent
CA 2691315
A collector device (1) for collecting drilling fluid from a pipe (30) during disconnecting of the pipe (30) from a pipe string (8), the collector (1) in its active position surrounding the pipe coupling (10) of the pipe string (8), and where the whole or parts of the collecting space (2) of the collector (1) is provided with a porous material (4).
L'invention concerne un dispositif collecteur (1) pour collecter le fluide de forage à partir d'un tuyau (30) pendant la déconnexion du tuyau (30) d'un train de tiges (8), le collecteur (1) entourant, dans sa position active, le raccord de tuyau (10) du train de tiges (8), et la totalité ou des parties de l'espace de collecte (2) du collecteur (1) comportant un matériau poreux (4).
National Oilwell Norway As
Ridout & Maybee Llp
LandOfFree
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