Resilient spider for well installation

Details Resilient spider for well installation Resilient spider for well installation

1995-05-18

1996-12-03

Dang, Hoang C.

Wells

Processes

Graveling or filter forming

166 51, 166202, E21B 4304

Patent

active

055798438

ABSTRACT:
A resilient spider is mounted on a monitoring well section and has extension arms which, in a flexed condition, allow a desired vertical movement of the monitoring well relative to an auger in a borehole, and in an unflexed condition, may be used to secure the monitoring well in circumdisposed relationship to the lower end of the auger.

REFERENCES:
patent: 602547 (1898-04-01), Titus
patent: 2781100 (1957-02-01), Pyle et al.
patent: 3039534 (1962-06-01), Koop
patent: 3231021 (1966-01-01), Greene, Jr.
patent: 4066125 (1978-01-01), Bassani
patent: 4133398 (1979-01-01), Still
patent: 4287948 (1981-09-01), Haggard
patent: 4306620 (1981-12-01), Fronius
patent: 5247990 (1993-09-01), Sudol et al.

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