James Grayson

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Gurdon, AR, US

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Patents Grantslast 30 patents

Information Patent Grant
Scrap submergence system
- Patent number 9,476,644
- Issue date Oct 25, 2016
- PYROTEK INC.
- Roger Howitt
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Impeller for dispersing gas into molten metal
- Patent number 8,178,036
- Issue date May 15, 2012
- Pyrotek, Inc.
- David Neff
- C21 - METALLURGY OF IRON
Information Patent Grant
Material submergence system
- Patent number 7,455,809
- Issue date Nov 25, 2008
- Pyrotek, Inc.
- James Grayson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
SCRAP SUBMERGENCE SYSTEM
- Publication number 20140232048
- Publication date Aug 21, 2014
- PYROTEK, INC.
- Roger Howitt
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ALUMINUM CHIP DRYERS
- Publication number 20140041252
- Publication date Feb 13, 2014
- PYROTEK, INC.
- Chris Vild
- F26 - DRYING
Information Patent Application
IMPELLER FOR DISPERSING GAS INTO MOLTEN METAL
- Publication number 20100052227
- Publication date Mar 4, 2010
- David Neff
- C21 - METALLURGY OF IRON
Information Patent Application
Material submergence system
- Publication number 20050017417
- Publication date Jan 27, 2005
- James Grayson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...