Michael R. OLDFIELD

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Benton, AR, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for making sulfated polyaluminum chloride (PACS) or polyalum...
- Patent number 12,054,400
- Issue date Aug 6, 2024
- Michael R. Oldfield
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Method for Making Polyaluminum Chloride (PAC) and PAC Made by Same
- Publication number 20240391791
- Publication date Nov 28, 2024
- USALCO, LLC
- Michael R. Oldfield
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Polyaluminum Sulfate with Reduced Chloride Content
- Publication number 20240246839
- Publication date Jul 25, 2024
- USALCO, LLC
- Michael R. Oldfield
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD FOR MAKING SULFATED POLYALUMINUM CHLORIDE (PACS) OR POLYALUM...
- Publication number 20170113943
- Publication date Apr 27, 2017
- GEO SPECIALTY CHEMICALS, INC.
- Michael R. OLDFIELD
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE