Jerry Douglas Leopold

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Yukon, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Stuffing box leak containment apparatus
- Patent number 9,920,586
- Issue date Mar 20, 2018
- Anti-Pollution Technology, L.P.
- Jack G. Brewer
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
STUFFING BOX LEAK CONTAINMENT APPARATUS
- Publication number 20160281478
- Publication date Sep 29, 2016
- Anti-Pollution Technology, L.P.
- Jack G. Brewer
- G08 - SIGNALLING
Information Patent Application
STUFFING BOX LEAK CONTAINMENT APPARATUS
- Publication number 20150007978
- Publication date Jan 8, 2015
- Anti-Pollution Technology, L.P.
- Jack G. Brewer
- E21 - EARTH DRILLING MINING