Casing alignment tool

Details Casing alignment tool Casing alignment tool

1986-03-13

1987-07-21

Novosad, Stephen J.

Wells

Above ground apparatus

With means facilitating connecting or disconnecting...

166 85, 175 85, E21B 1900

Patent

active

046811583

ABSTRACT:
An oil well casing alignment tool is disclosed wherein a casing section that has been elevated to an upright position, aligns the upright casing and locks it in a vertical position while permitting the casing to be axially rotated until it locks it into the sealing point of the previous casing section.

REFERENCES:
patent: Re30071 (1979-08-01), Hilding
patent: 2235265 (1941-03-01), Shope
patent: 2416815 (1986-03-01), Calhoun
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patent: 3177944 (1965-04-01), Knights
patent: 3919902 (1975-11-01), Johnson
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patent: 3976207 (1976-08-01), Schultz
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patent: 4274777 (1981-06-01), Scaggs
patent: 4295527 (1981-10-01), Russe
patent: 4304433 (1981-12-01), Langowski
patent: 4440220 (1984-04-01), McArthur
patent: 4440536 (1984-04-01), Scaggs
Baker Packers, "Tech Facts", copyright 1977, pp. 1-8, 1-9.

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