Marc Roehl

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Mulkwonago, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Aeration discs and methods for using same
- Patent number 10,532,940
- Issue date Jan 14, 2020
- Evoqua Water Technologies LLC
- George W. Smith
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hybrid aerobic and anaerobic wastewater and sludge treatment system...
- Patent number 9,359,238
- Issue date Jun 7, 2016
- Evoqua Water Technologies LLC
- Wenjun Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Conditioning system for activated sludge wastewater treatment proce...
- Patent number 7,993,522
- Issue date Aug 9, 2011
- Siemens Industry, Inc.
- Betty-Ann Curtis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Screening of inert solids from a low-yield wastewater treatment pro...
- Patent number 7,569,147
- Issue date Aug 4, 2009
- Siemens Water Technologies Corp.
- Betty-Ann Curtis
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Aeration Discs and Methods For Using Same
- Publication number 20180111862
- Publication date Apr 26, 2018
- George W. Smith
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HYBRID AEROBIC AND ANAEROBIC WASTEWATER AND SLUDGE TREATMENT SYSTEM...
- Publication number 20140021130
- Publication date Jan 23, 2014
- SIEMENS WATER TECHNOLOGIES LLC
- Wenjun Liu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Conditioning System for Activated Sludge Wastewater Treatment Proce...
- Publication number 20090078646
- Publication date Mar 26, 2009
- Betty-Ann Curtis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SCREENING OF INERT SOLIDS FROM A LOW-YIELD WASTEWATER TREATMENT PRO...
- Publication number 20070051677
- Publication date Mar 8, 2007
- SIEMENS WATER TECHNOLOGIES CORP.
- Betty-Ann Curtis
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...