John L. Riviere

Person

Beaconsfield, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Method and system for preparing a fenton Fe2+/H2O2 reagent
- Patent number 10,773,980
- Issue date Sep 15, 2020
- METAFIX INC.
- Abdelaziz Gherrou
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for reducing chromium
- Patent number 9,382,140
- Issue date Jul 5, 2016
- METAFIX INC.
- Abdelaziz Gherrou
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recovering silver from photographic solutions
- Patent number 6,277,290
- Issue date Aug 21, 2001
- Metafix Inc.
- Jian Min Ren
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Photographic liquids effluent discharge
- Patent number 6,120,194
- Issue date Sep 19, 2000
- Metafix Inc.
- Denis Brunelle
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Value metal recovery
- Patent number 5,900,041
- Issue date May 4, 1999
- Metafix Inc.
- John Riviere
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Exchangeable filter medium container and method of connecting and r...
- Patent number 5,807,488
- Issue date Sep 15, 1998
- Metafix Inc.
- John La Riviere
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Effluent precipitation and neutralization vessel and method
- Patent number 5,792,347
- Issue date Aug 11, 1998
- Metafix Inc.
- Gordon Bathurst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR PREPARING A FENTON Fe2+/H2O2 REAGENT
- Publication number 20190177195
- Publication date Jun 13, 2019
- METAFIX INC.
- Abdelaziz GHERROU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR REDUCING CHROMIUM
- Publication number 20140353258
- Publication date Dec 4, 2014
- Abdelaziz Gherrou
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD AND APPARATUS FOR MEASUREMENT AND CONTROL OF PROCESS PARAMETERS
- Publication number 20140352412
- Publication date Dec 4, 2014
- John RIVIERE
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR CONTROL OF FOUNTAIN SOLUTION OF A PRINTING PRESS
- Publication number 20130180420
- Publication date Jul 18, 2013
- METAFIX INC.
- John RIVIERE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

John L. Riviere

Person

Patents Grantslast 30 patents

Method and system for preparing a fenton Fe2+/H2O2 reagent

Method for reducing chromium

Process for recovering silver from photographic solutions

Photographic liquids effluent discharge

Value metal recovery

Exchangeable filter medium container and method of connecting and r...

Effluent precipitation and neutralization vessel and method

Patents Applicationslast 30 patents

METHOD AND SYSTEM FOR PREPARING A FENTON Fe2+/H2O2 REAGENT

METHOD FOR REDUCING CHROMIUM

METHOD AND APPARATUS FOR MEASUREMENT AND CONTROL OF PROCESS PARAMETERS

METHOD AND SYSTEM FOR CONTROL OF FOUNTAIN SOLUTION OF A PRINTING PRESS