NATIONAL SLAG LTD

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HAMILTON, CA

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Patents Grantslast 30 patents

Information Patent Grant
Enclosures for slag pelletization apparatus and method of operation...
- Patent number 5,082,483
- Issue date Jan 21, 1992
- National Slag Limited
- Kenneth W. Spencer
- C21 - METALLURGY OF IRON
Information Patent Grant
Enclosures for slag pelletization apparatus and method of operation
- Patent number 4,995,894
- Issue date Feb 26, 1991
- National Slag Limited
- Kenneth W. Spencer
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for the pelletization of heat-liquifiable solid materials
- Patent number 4,451,221
- Issue date May 29, 1984
- National Slag Limited
- Michael Orlander
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for the pelletization of heat-liquifiable solid materials
- Patent number 4,414,016
- Issue date Nov 8, 1983
- National Slag Limited
- Michael Orlander
- C21 - METALLURGY OF IRON

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Trademarklast 30 trademarks

Information Trademark
73383165 - VITREX
- Serial number 73383165
- Filing date Sep 2, 1982
- NATIONAL SLAG LIMITED
- 19 - Building materials (non-metallic)
Information Trademark
73383152 - LITEX
- Serial number 73383152
- Registration number 1276995
- Filing date Sep 2, 1982
- National Slag Limited
- 19 - Building materials (non-metallic)