Richard David Karp

Follow

Person

Goodyear, AZ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing high purity oxygen
- Patent number 8,479,535
- Issue date Jul 9, 2013
- Praxair Technology, Inc.
- David Ross Parsnick
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR PRODUCING HIGH PURITY OXYGEN
- Publication number 20100071412
- Publication date Mar 25, 2010
- David Ross Parsnick
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...