Wedge device

Details Wedge device Wedge device

2011-07-19

2011-07-19

Thompson, Kenneth (Department: 3672)

Wells

Above ground apparatus

Suspension means

C166S077100, C175S423000

Reexamination Certificate

active

07980298

ABSTRACT:
A wedge device for clamping of pipes and tools during petroleum production, this wedge device comprising an annular mounting element arranged for connection to a deck or a rotary table, where a plurality of man wedges, with associated clamps and displaceable with respect to the annular mounting element, encircle the vertical central axis of the wedge device, and where the clamp is located on an auxiliary wedge displaceably or rotatably coupled to the main wedge.

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Norway Patent Office - , “Written Opinion of the International Search Authority,” Norway Patent Office, (Jul. 17, 2007).

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