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David Jack Thomas
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Springfield, PA, US
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Patents Grants
last 30 patents
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Patent Grant
Chemical solution feeder and method
Patent number
10,220,356
Issue date
Mar 5, 2019
ALLCHEM PERFORMANCE PRODUCTS, LP
Kenneth Mark Sims
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Chemical solution feeder and method
Patent number
9,056,286
Issue date
Jun 16, 2015
ALLCHEM PERFORMANCE PRODUCTS, INC.
Kenneth Mark Sims
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
Chemical Solution Feeder and Method
Publication number
20100086445
Publication date
Apr 8, 2010
Kenneth Mark Sims
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Chemical Solution Feeder and Method
Publication number
20100012560
Publication date
Jan 21, 2010
Allchem Industries Incorporated
Kenneth Mark Sims
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL