Warren E. Kelm

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Malvern, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Air seal for rotary dryer/kiln
- Patent number 8,109,009
- Issue date Feb 7, 2012
- Jerry R. Collette
- F26 - DRYING
Information Patent Grant
Rotary thermal recycling system
- Patent number 7,993,048
- Issue date Aug 9, 2011
- Jerry R. Collette
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Auger flight support system
- Patent number 7,192,094
- Issue date Mar 20, 2007
- Warren Kelm
- E21 - EARTH DRILLING MINING
Information Patent Grant
Auger flight support for plural auger coal mining systems
- Patent number 6,679,559
- Issue date Jan 20, 2004
- Warren E. Kelm
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Auger flight support system
- Publication number 20060202547
- Publication date Sep 14, 2006
- Warren Kelm
- E21 - EARTH DRILLING MINING
Information Patent Application
Auger flight support system
- Publication number 20040032158
- Publication date Feb 19, 2004
- Warren Kelm
- E21 - EARTH DRILLING MINING
Information Patent Application
Auger flight support for plural auger coal mining systems
- Publication number 20030150648
- Publication date Aug 14, 2003
- Warren Kelm
- E21 - EARTH DRILLING MINING