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Brian Lee Primrose
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Nevada, IA, US
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Patents Grants
last 30 patents
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Patent Grant
Multi-media clarification systems and methods
Patent number
11,247,918
Issue date
Feb 15, 2022
WesTech Engineering, LLC
Darin Lynn St. Germain
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Combination biological contactor and self-backwashing filter systems
Patent number
11,130,693
Issue date
Sep 28, 2021
WesTech Engineering, LLC
Thomas Martin Dumbaugh
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Multi-media clarification systems and methods
Patent number
10,913,667
Issue date
Feb 9, 2021
WesTech Engineering, Inc.
Darin Lynn St. Germain
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
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Patent Application
MULTI-MEDIA CLARIFICATION SYSTEMS AND METHODS
Publication number
20210155506
Publication date
May 27, 2021
WesTech Engineering, Inc.
Darin Lynn St. Germain
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MULTI-MEDIA CLARIFICATION SYSTEMS AND METHODS
Publication number
20190177181
Publication date
Jun 13, 2019
WesTech Engineering, Inc.
Darin Lynn St. Germain
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL