Colin W. Spencer

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Bilgola, AU

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Patents Grantslast 30 patents

Information Patent Grant
Low pressure distillation apparatus
- Patent number 5,108,548
- Issue date Apr 28, 1992
- Valuepace Limited
- Brian H. Keane
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Vacuum distillation apparatus and method with pretreatment
- Patent number 4,985,122
- Issue date Jan 15, 1991
- Vaqua Limited
- Colin W. Spencer
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Impregnation apparatus and method
- Publication number 20090061207
- Publication date Mar 5, 2009
- The State of Queensland acting through The Dept. of Primary Industries and Fi...
- Colin W. Spencer
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...