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Application filed by Georges DelinfiledCriticalGeorges Delin
Publication of CH22335ApublicationCriticalpatent/CH22335A/en
Special refractory brick for the construction of chambers for the circulation of hot gases and air or other gases, for heat recovery, heating, and other applications
Improvements in or relating to Boilers and Furnaces used for Generating Steam, and for Heating Water for Hot Water Heating Apparatus, Domestic Supply and other purposes.