Charles H. Lofthouse

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Cornwall, GB

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Patents Grantslast 30 patents

Information Patent Grant
Differential grinding
- Patent number 5,407,140
- Issue date Apr 18, 1995
- E.C.C. International Limited
- Charles H. Lofthouse
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treatment of minerals
- Patent number 4,339,042
- Issue date Jul 13, 1982
- English Clays Lovering Pochin & Company, Ltd.
- William Windle
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for concentrating mica in a mixture of sand and mica
- Patent number 4,301,001
- Issue date Nov 17, 1981
- English Clays Lovering Pochin & Company, Limited
- Charles H. Lofthouse
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Rotary reciprocating magnetic separator with upward feed
- Patent number 4,208,277
- Issue date Jun 17, 1980
- English Clays Lovering Pochin & Company Limited
- Charles H. Lofthouse
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...