Dan Peterson

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Renton, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for removing silica in heavy oil recovery
- Patent number 7,905,283
- Issue date Mar 15, 2011
- HPD, LLC
- Keith R Minnich
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Salt basket for crystallizer and method of use in zero liquid disch...
- Patent number 5,656,161
- Issue date Aug 12, 1997
- Ionics, Incorporated
- Robert L. Solomon
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Salt basket for crystallizer and method of use in zero liquid disch...
- Patent number 5,575,923
- Issue date Nov 19, 1996
- Ionics, Incorporated
- Robert L. Solomon
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Salt basket for crystallizer and method of use in zero liquid disch...
- Patent number 5,472,622
- Issue date Dec 5, 1995
- Ionics, Incorporated
- Robert L. Solomon
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Process for Removing Silica in Heavy Oil Recovery
- Publication number 20090056945
- Publication date Mar 5, 2009
- HPD, LLC
- Keith R. Minnich
- E21 - EARTH DRILLING MINING