Joe A. Nelson II

Follow

Person

Spring, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Downhole pump with standing valve assembly which guides the ball of...
- Patent number 6,007,314
- Issue date Dec 28, 1999
- Joe A. Nelson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Ball and seat valve assembly and downhole pump utilizing the valve...
- Patent number 5,992,452
- Issue date Nov 30, 1999
- Joe A. Nelson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Rotating piston for ball and seat valve assembly and downhole pump...
- Patent number 5,893,708
- Issue date Apr 13, 1999
- Joe A. Nelson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pump barrel valve assembly including seal/actuator element
- Patent number 5,628,624
- Issue date May 13, 1997
- Joe A. Nelson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pump barrel seal assembly including seal/actuator element
- Patent number 5,533,876
- Issue date Jul 9, 1996
- Joe A. Nelson
- E21 - EARTH DRILLING MINING