Method of making molds for the casting of metals

Details Method of making molds for the casting of metals Method of making molds for the casting of metals

1976-05-12

1977-11-22

Hayes, Lorenzo B.

Compositions: coating or plastic

Coating or plastic compositions

Molds and mold coating compositions

106 3835, 106 385R, 106 57, 106 65, 106 66, 106 69, 164 16, 164 26, 164 40, B28B 734

Patent

active

040594530

ABSTRACT:
An improvement in a process for making a mold for metal casting by applying a fluid ceramic composition containing binding agent and finely divided refractory substance to a pattern and hardening the same, which improvement comprises employing a ceramic composition which contains special solvents, anti-setting and thixotropic agents, so that this composition after applying gives a uniform coat which does not run down from walls.

REFERENCES:
patent: 2806270 (1957-09-01), Shaul
patent: 2945273 (1960-07-01), Herzmark et al.
patent: 3537949 (1970-11-01), Brown et al.
patent: 3598617 (1971-08-01), Bockstie
patent: 3854961 (1974-12-01), Flasch

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