Process for producing portland and other hydraulic cements

Compositions: coating or plastic – Coating or plastic compositions – Proteinaceous material containing

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106103, 106104, 106117, C04B 746

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active

042137918

ABSTRACT:
A process for the production of portland and other hydraulic cement products is provided. The process is characterized by an electric furnace into which the reactant materials are fed. The process is further characterized by avoiding the necessity for pulverizing and intergrinding the feed materials. Another characteristic is that all feed materials become molten and remain molten until after removal from the furnace.

REFERENCES:
patent: 14010 (1884-10-01), Cooper
patent: 397373 (1889-02-01), Lesley
patent: 1731189 (1929-10-01), Bergquist
patent: 2209636 (1940-07-01), Schubert

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