John R. Eberhardt

Follow

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Shaped charge for a perforating gun having a main body of explosive...
- Patent number 5,597,974
- Issue date Jan 28, 1997
- Schlumberger Technology Corporation
- Wallace E. Voreck
- C06 - EXPLOSIVES MATCHES