| http://www.w3.org/ns/prov#value | - Patent US3980452 - Process for supplying heat to chemical reactions - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsHeat is supplied to chemical reactions, especially reactions involving the cracking of hydrocarbons for producing gas, by the combustion of fuels with heated combustion air followed by a heat exchange extraction of sensible
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