John E. Coakley

Follow

Person

Westfield, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Swivel head for drilling and mining tool
- Patent number 4,470,469
- Issue date Sep 11, 1984
- Slurry Mining Engrg. Inc.
- John E. Coakley
- E21 - EARTH DRILLING MINING
Information Patent Grant
Borehole mining valve actuation
- Patent number 4,440,450
- Issue date Apr 3, 1984
- Slurry Mining Engineering Inc.
- John E. Coakley
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for slurry borehole mining
- Patent number 4,348,058
- Issue date Sep 7, 1982
- Slurry Mining Engineering Inc.
- John E. Coakley
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for actuating downhole flow control valves
- Patent number 4,344,491
- Issue date Aug 17, 1982
- Slurry Mining Engineering Inc.
- James J. Nolan
- E21 - EARTH DRILLING MINING