Keith Dobie

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Humarock, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Serpentine submerged attached growth reactor
- Patent number 8,282,818
- Issue date Oct 9, 2012
- Keith Dobie
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Ammonia oxidation and pipe denitrification
- Patent number 7,438,813
- Issue date Oct 21, 2008
- Philip B. Pedros
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for cleaning effluent
- Patent number 6,998,048
- Issue date Feb 14, 2006
- Keith Dobie
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus to enhance denitrification of effluent
- Patent number 6,905,602
- Issue date Jun 14, 2005
- Keith Dobie
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for removing nitrogen from wastewater
- Patent number 5,776,344
- Issue date Jul 7, 1998
- Tetra Technologies Inc.
- Donald J. McCarty
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Biological Nitrogen Removal Aeration Control
- Publication number 20140217018
- Publication date Aug 7, 2014
- Keith Dobie
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
BIOLOGICAL NITROGEN REMOVAL FEED PROCESS
- Publication number 20140209536
- Publication date Jul 31, 2014
- Keith Dobie
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Submerged attached growth bioreactor
- Publication number 20070017867
- Publication date Jan 25, 2007
- Philip B. Pedros
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...