E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/03 (2006.01) E21B 33/08 (2006.01) F16J 15/16 (2006.01) F16J 15/18 (2006.01)
Patent
CA 2366693
The support assembly functions like a joint between the wellhead production tree and the stuffing box. The joint can tilt or move laterally to maintain coaxial relationship between the stuffing box and the polished rod extending therethrough.
Farquharson Keith D.
Riddel Daniel J.
Farquharson Keith D.
Johnson Ernest Peter
Riddel Daniel J.
Stream-Flo Industries Ltd.
LandOfFree
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