E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/06 (2006.01) E21B 33/03 (2006.01) E21B 33/04 (2006.01)
Patent
CA 2203091
An improved assembly of wellhead equipment consisting of a flow tee having an upper end and a lower end, a blowout preventer having an upper end and a lower end and a tubing rotator having an upper end and a lower end, wherein the improvement comprises combining the flow tee, the blowout preventer and the tubing rotator in a single apparatus so that the lower end of the flow tee is permanently connected to the upper end of the blowout preventer and the lower end of the blowout preventer is permanently connected to the upper end of the tubing rotator.
Bland Linden H.
Campbell David William
Bland Linden H.
Borden Ladner Gervais Llp
Campbell David William
Robbins & Myers Canada Ltd.
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