Gary Lynn Clemens

US Patent:

60099607, Jan 4, 2000

Filed:

Jan 27, 1998

Appl. No.:

9/014116

Inventors:

Curtis E. Leitko - Houston TX
Clarence D. Edmonson - Corpus Christi TX
Gary W. Clemens - Humble TX
Terry P. Clifton - Houston TX

Assignee:

Diamond Products International, Inc. - Houston TX

International Classification:

E21B 2514

US Classification:

175250

Abstract:

A coring assembly comprising a body securable at its upper end to a mandrel add at its lower end to a core catcher housing, a ball sleeve slidably disposed about said mandrel and moveable between a first and a second position, a ball closure valve disposed in said body and moveable with said mandrel between the first and second position, the combination operable to remotely cut and collect a loosely consolidated core sample.