Edward Walfred Eskola

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Mud pump annular friction pressure control system and method
- Patent number 10,519,732
- Issue date Dec 31, 2019
- Hydril USA Distribution LLC
- Dat Manh Nguyen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
MUD PUMP ANNULAR FRICTION PRESSURE CONTROL SYSTEM AND METHOD
- Publication number 20180347300
- Publication date Dec 6, 2018
- Hydril USA Distribution LLC
- Dat Manh Nguyen
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS FOR BACKFLUSHING A RISER TRANSFER PIPE
- Publication number 20170254044
- Publication date Sep 7, 2017
- Hydril USA Distribution LLC
- Dat Manh Nguyen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...