Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Gros SA Produits Siderurgiques
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Gros SA Produits Siderurgiques
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Publication date
Application filed by Gros SA Produits SiderurgiquesfiledCriticalGros SA Produits Siderurgiques
Priority to FR7411913ApriorityCriticalpatent/FR2266118A1/fr
Publication of FR2266118A1publicationCriticalpatent/FR2266118A1/fr
Application grantedgrantedCritical
Publication of FR2266118B1publicationCriticalpatent/FR2266118B1/fr
F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
F24D3/00—Hot-water central heating systems
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Engineering & Computer Science
(AREA)
Physics & Mathematics
(AREA)
Thermal Sciences
(AREA)
Chemical & Material Sciences
(AREA)
Combustion & Propulsion
(AREA)
Mechanical Engineering
(AREA)
General Engineering & Computer Science
(AREA)
Control Of Steam Boilers And Waste-Gas Boilers
(AREA)
FR7411913A1974-03-291974-03-29Interchangeable double boiler arrangement - has heating systems for two types of fuel automatically switched over
GrantedFR2266118A1
(en)
