Oil well blow-out control

Details Oil well blow-out control Oil well blow-out control

1980-07-24

1983-01-25

Novosad, Stephen J.

Wells

Processes

Perforating, weakening, bending or separating pipe at an...

137318, 137320, 166 90, 166 552, 166292, 166356, 166379, 408 99, 408108, E21B 2908, E21B 2912, E21B 33037, E21B 33076

Patent

active

043698450

ABSTRACT:
A tool jig for bringing an implement to bear on an inner tubular 10 of a multi-tubular blown well includes a support 1 attachable to the outer tubular 2 and a tool holder 12. The tool holder has a hollow bore and a valve 24. At its rear end the tool holder is threaded for coupling on an implement and has at its front end a saddle seal for sealing the implement with the inner tubular, via through a window 9 in outer tubular 2. A back-up unit 18 abuts the inner tubular opposite the tool holder 12. The support 1 supports the tool holder 12 and back-up unit 18 via connecting brackets 13, 19. Screw jacks 22 acting through the support clamp the tool holder and backup unit in position.

REFERENCES:
patent: 1879160 (1932-09-01), Fowzer
patent: 2840166 (1958-06-01), Eckel et al.
patent: 3202216 (1965-08-01), Watts et al.
patent: 3631928 (1972-01-01), Dalzell
patent: 3647000 (1972-03-01), Rowley et al.
patent: 3717202 (1973-02-01), Burrow
patent: 3821965 (1974-07-01), Reynolds
patent: 3993137 (1976-11-01), Hefetz
patent: 4105358 (1978-08-01), Walker

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