Michael W. Keevan

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Theodore, AL, US

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Patents Grantslast 30 patents

Information Patent Grant
Primary distillation boron reduction
- Patent number 10,294,109
- Issue date May 21, 2019
- Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
- April Ashworth
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Apparatus and method for producing polycrystalline silicon having a...
- Patent number 8,404,205
- Issue date Mar 26, 2013
- Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
- Laura Prine
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PRIMARY DISTILLATION BORON REDUCTION
- Publication number 20180141819
- Publication date May 24, 2018
- Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
- April Ashworth
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PRIMARY DISTILLATION BORON REDUCTION
- Publication number 20160152481
- Publication date Jun 2, 2016
- Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
- April Ashworth
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
APPARATUS AND METHOD FOR PRODUCING POLYCRYSTALLINE SILICON HAVING A...
- Publication number 20120177559
- Publication date Jul 12, 2012
- MITSUBISHI MATERIALS CORPORATION
- Laura Prine
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL