WASHINGTON MILLS ELECTRO MINERALS LIMITED

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MANCHESTER, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for separating shapes of abrasive grains
- Patent number 5,161,696
- Issue date Nov 10, 1992
- Washington Mills Electro Minerals Corp.
- Robert J. Seider
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Abrasive products containing fused alumina zirconia and reduced tit...
- Patent number 5,143,522
- Issue date Sep 1, 1992
- Washington Mills Electro Minerals Corporation
- Brian Gibson
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...