Concrete

Details Concrete Concrete

1981-10-13

1983-05-17

Poer, James

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 98, C04B 2100

Patent

active

043838626

ABSTRACT:
A method of producing aerated concrete, that is, concrete in which a gas is entrained, comprises forming a mortar mix, which includes all the components of the concrete except for the gas. The mix is then pumped at a predetermined rate, to blending means. Gas is fed under pressure to blending means via control valves.
The blending of the mix with the gas takes place in a substantially closed chamber.

REFERENCES:
patent: 3119704 (1964-01-01), Harrell et al.
patent: 4144078 (1979-03-01), Colwell

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