Wells – Packers or plugs – With expanding anchor
Patent
1977-12-12
1979-05-08
Novosad, Stephen J.
Wells
Packers or plugs
With expanding anchor
166120, 166191, 166212, 166217, E21B 2302, E21B 2304, E21B 33124
Patent
active
041531086
ABSTRACT:
A well tool such as a multiple packer which is held in the well against downward movement by engagement of the tool with the well casing such as through a no-go shoulder and held against upward movement by a latch system which after the tool is in place in the well is moved axially along the tool upwardly into engagement with a no-go shoulder in the casing and secured at this point. The tool is removed by releasing the latch assembly. 220 Houston, Texas 77098
REFERENCES:
patent: 2705890 (1955-04-01), Klose
patent: 2862560 (1958-12-01), Bostock et al.
patent: 2894586 (1959-07-01), Schramm et al.
patent: 2901045 (1959-08-01), Schramm
patent: 2948338 (1960-08-01), Raulins et al.
patent: 3010214 (1961-11-01), Postlewaite
patent: 3136366 (1964-06-01), Brown et al.
patent: 3226977 (1966-01-01), Kolb
patent: 3321217 (1967-05-01), Ahlstone
patent: 3323360 (1967-06-01), Nutter
patent: 3450421 (1969-06-01), Harwell, Jr.
patent: 3670815 (1972-06-01), Brown
patent: 3977707 (1976-08-01), Oliver
Pounds Steve R.
Trahan Richard J.
Young Carter R.
Novosad Stephen J.
Otis Engineering Corporation
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