Thomas J. Hirt

Follow

Person

Omaha, NE, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for heating an air stream flowing through a co...
- Patent number 4,575,335
- Issue date Mar 11, 1986
- InterNorth, Inc.
- Thomas J. Hirt
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Removal of residual catalyst from polyolefin polymers
- Patent number 4,278,788
- Issue date Jul 14, 1981
- InterNorth, Inc.
- James R. Hatfield
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...