Method and apparatus for installing a micro-well with a penetrom

Boring or penetrating the earth – Boring without earth removal – Drive point detached from shaft to form cased bore or with...

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175 20, 166264, 7386474, E21B 4908

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active

061163538

ABSTRACT:
A well assembly device comprises an outer tubular sleeve with a first end and second end. An inner tubular member has a first end and a second end, and the inner tubular member is disposed within the outer tubular sleeve. The inner tubular member includes a screened portion at its second end. A tip is frictionally secured to the second end of the outer tubular sleeve, so that the outer tubular sleeve and the tip may selectively disengage.

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patent: 5487431 (1996-01-01), Webb
patent: 5570747 (1996-11-01), Cordry
patent: 5878813 (1999-03-01), Ridgeway, Jr.

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