Process for the manufacture of shaped products from calcium sulp

Details Process for the manufacture of shaped products from calcium sulp Process for the manufacture of shaped products from calcium sulp

1978-05-04

1980-02-26

Poer, James

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106109, C04B 702, C04B 1112

Patent

active

041904559

ABSTRACT:
A method for the controlled manufacture of shaped products by compressing a mixture of calcium sulphate dihydrate, hydraulic cement, water and particulate silicious inorganic materials such as sand or porous inorganic materials. The manufacture is controlled to obtain a shaped product having a predetermined crushing strength in accordance with a described relationship between such predetermined crushing strength, the amount of silicious inorganic particulate material present in the mixture and the pressure exerted on the mixture during the formation of the shaped products.

REFERENCES:
patent: 2597370 (1952-05-01), Peckman
patent: 2899325 (1959-08-01), Kranz et al.
patent: 2918385 (1959-12-01), Arpin et al.
patent: 3623898 (1971-11-01), Limberis
patent: 3997353 (1976-12-01), Chervenka et al.
patent: 4038094 (1977-07-01), Bondi

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