Sofame Inc.

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Montreal, CA

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Patents Grantslast 30 patents

Information Patent Grant
High efficiency direct-contact high temperature water heater
- Patent number 5,967,137
- Issue date Oct 19, 1999
- Societe en Commandite Gaz Metropolitain
- Remi Pierre Guillet
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Direct contact water heater with dual water heating chambers
- Patent number 5,765,546
- Issue date Jun 16, 1998
- Sofame
- Luc Mandeville
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Low NOX and CO emissions direct contact high temperature water heater
- Patent number 5,749,356
- Issue date May 12, 1998
- Gaz de France
- Luc Mandeville
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Direct contact water heater with hybrid heat source
- Patent number 5,293,861
- Issue date Mar 15, 1994
- Sofame Inc.
- Luc Mandeville
- F24 - HEATING RANGES VENTILATING