Richard LADOUCEUR

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Hornby Island, CA

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Patents Grantslast 30 patents

Information Patent Grant
Rotary gas bubble ejector
- Patent number 10,864,486
- Issue date Dec 15, 2020
- Richard Ladouceur
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Low-turbulent aerator and aeration method
- Patent number 8,851,457
- Issue date Oct 7, 2014
- Richard Ladouceur
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Wastewater treatment method
- Patent number 8,137,557
- Issue date Mar 20, 2012
- Richard Ladouceur
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
ROTARY GAS BUBBLE EJECTOR
- Publication number 20190201855
- Publication date Jul 4, 2019
- Richard LADOUCEUR
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
LOW-TURBULENT AERATOR AND AERATION METHOD
- Publication number 20150008191
- Publication date Jan 8, 2015
- Richard LADOUCEUR
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
LOW-TURBULENT AERATOR AND AERATION METHOD
- Publication number 20120230145
- Publication date Sep 13, 2012
- Richard LADOUCEUR
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
LIQUID AERATION APPARATUS AND WASTEWATER TREATMENT METHOD
- Publication number 20090272689
- Publication date Nov 5, 2009
- Richard LADOUCEUR
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL