SHERRITT GORDON LTD

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FORT SASKATCHEWAN ALBERTA, CA

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Patents Grantslast 30 patents

Information Patent Grant
Process for the separation of cobalt from nickel
- Patent number 5,468,281
- Issue date Nov 21, 1995
- Sherritt Gordon Limited
- Derek G. E. Kerfoot
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Purification of elemental sulphur
- Patent number 5,403,571
- Issue date Apr 4, 1995
- Sherritt Gordon Limited
- Michael E Chalkley
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recovery of metal values from zinc plant residues
- Patent number 5,348,713
- Issue date Sep 20, 1994
- Sherritt Gordon Limited
- Derek E. Kerfoot
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Upgrading copper sulphide residues containing nickel and arsenic
- Patent number 5,344,479
- Issue date Sep 6, 1994
- Sherritt Gordon Limited
- Derek G. E. Kerfoot
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production of metallic powder
- Patent number 5,246,481
- Issue date Sep 21, 1993
- Sherritt Gordon Limited
- Hugh C. Scheie
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74365726 - SHERRITT TUFFSTUDDS
- Serial number 74365726
- Registration number 1828034
- Filing date Mar 8, 1993
- SHERRITT GORDON LIMITED
- 6 - Common metals and their alloys
Information Trademark
74126577 - WESTAIM
- Serial number 74126577
- Filing date Dec 24, 1990
- SHERRITT GORDON LIMITED
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry