Herbert W. Campbell

Person

Dundas, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Treatment of a waste stream through production and utilization of o...
- Patent number 9,296,629
- Issue date Mar 29, 2016
- Xogen Technologies Inc.
- David Ritchie Van Vliet
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Treatment of a waste stream through production and utilization of o...
- Patent number 7,837,882
- Issue date Nov 23, 2010
- Xogen Technologies Inc.
- David Ritchie Van Vliet
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Treatment of a waste stream through production and utilization of o...
- Patent number 7,160,472
- Issue date Jan 9, 2007
- Xogen Technologies Inc.
- Dave Van Vliet
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Sampling processes for use in the controlled addition of conditioni...
- Patent number 5,003,814
- Issue date Apr 2, 1991
- Lenon Envionmental Inc.
- Paul M. Crawford
- G05 - CONTROLLING REGULATING
Information Patent Grant
Apparatus for the conversion of sludges
- Patent number 4,781,796
- Issue date Nov 1, 1988
- Canadian Patents and Development Limited
- Trevor R. Bridle
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process and apparatus for the conversion of sludges
- Patent number 4,618,735
- Issue date Oct 21, 1986
- Canadian Patents and Development Limited
- Trevor R. Bridle
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process and apparatus for controlled addition of conditioning mater...
- Patent number 4,544,489
- Issue date Oct 1, 1985
- Canadian Patents and Development Limited
- Herbert W. Campbell
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
TREATMENT OF A WASTE STREAM THROUGH PRODUCTION AND UTILIZATION OF O...
- Publication number 20130105376
- Publication date May 2, 2013
- Xogen Technologies Inc.
- David R. Van Vliet
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
TREATMENT OF A WASTE STREAM THROUGH PRODUCTION AND UTILIZATION OF O...
- Publication number 20080006584
- Publication date Jan 10, 2008
- XOGEN TECHNOLOGIES INC.
- David Ritchie Van Vliet
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Treatment of a waste stream through production and utilization oxyh...
- Publication number 20040099599
- Publication date May 27, 2004
- Xogen Power Inc.
- Dave Van Vliet
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Herbert W. Campbell

Person

Patents Grantslast 30 patents

Treatment of a waste stream through production and utilization of o...

Treatment of a waste stream through production and utilization of o...

Treatment of a waste stream through production and utilization of o...

Sampling processes for use in the controlled addition of conditioni...

Apparatus for the conversion of sludges

Process and apparatus for the conversion of sludges

Process and apparatus for controlled addition of conditioning mater...

Patents Applicationslast 30 patents

TREATMENT OF A WASTE STREAM THROUGH PRODUCTION AND UTILIZATION OF O...

TREATMENT OF A WASTE STREAM THROUGH PRODUCTION AND UTILIZATION OF O...

Treatment of a waste stream through production and utilization oxyh...