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US ACOUSTICS CORP
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US ACOUSTICS CORP
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Publication date
Application filed by US ACOUSTICS CORPfiledCriticalUS ACOUSTICS CORP
Priority to ES0333234ApriorityCriticalpatent/ES333234A3/en
Publication of ES333234A3publicationCriticalpatent/ES333234A3/en
A method of manufacturing an acoustic plate comprising intimately mixing expanded perlite, refractory clay and a sodium silicate binder, molding the mixture to an acoustic plate, and drying the molded acoustic plate shapes. (Machine-translation by Google Translate, not legally binding)
ES0333234A1966-11-101966-11-10A method of manufacturing an acoustic plate. (Machine-translation by Google Translate, not legally binding)
ExpiredES333234A3
(en)
A procedure for the manufacture of a body with special form of a plate, based on gypsum. (Machine-translation by Google Translate, not legally binding)
Industrial procedure for the manufacture of a new cold molding material especially applicable in ceramic and pottery (Machine-translation by Google Translate, not legally binding)
Mold designed for the manufacture of prefabricated structural elements for the formation of ceilings. (Machine-translation by Google Translate, not legally binding)
Manufacturing procedure of an agglutinant intended for the manufacture of sand molds for foundry. (Machine-translation by Google Translate, not legally binding)