Diamond Products International, Inc.

Gary W Clemens

Curtis E Leitko, Jr

Terry P Clifton

Clarence D Edmonson

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.

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Humble, TX, United States of America

Gary W Clemens