Wells – Means for perforating – weakening – bending or separating pipe... – With disparate below ground feature
Patent
1989-01-05
1990-05-08
Dang, Hoang C.
Wells
Means for perforating, weakening, bending or separating pipe...
With disparate below ground feature
166 77, 166 82, 166 85, 166335, E21B 1922, E21B 2908, E21B 33064
Patent
active
049230050
ABSTRACT:
A system for handling reeled tubing including a guide, a shear for cutting the tubing, and a tubing injector including upper and lower strippers and guides and an enclosure for the injector. The enclosure in one form excludes sea water in an open bottomed enclosure and in the other maintains pressure in a completely closed enclosure.
REFERENCES:
patent: 4132266 (1979-01-01), Randall
patent: 4132267 (1979-01-01), Jones
patent: 4515220 (1985-05-01), Sizer et al.
patent: 4537250 (1985-08-01), Troxell, Jr.
patent: 4540046 (1985-09-01), Granger et al.
patent: 4580626 (1986-04-01), Jones
patent: 4585061 (1986-04-01), Lyons, Jr. et al.
patent: 4655291 (1987-04-01), Cox
Fowler, Jr. Stewart H.
Laky Tibor
Dang Hoang C.
Gay M. H.
Otis Engineering Corporation
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