Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Patent
1980-08-05
1982-01-12
Pavelko, Thomas P.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Shaping against forming surface
264333, 264338, 106 98, 427427, B28B 2144
Patent
active
043104860
ABSTRACT:
Shaped articles of hydraulic cementitious compositions with aggregates and other components, of mortar, grout, and concrete, are produced by admixing super water reducers and silica fume, the last component being the by-product from the manufacture of metallic silicon and ferrosilicon alloys.
REFERENCES:
patent: 3880664 (1975-04-01), Schulze
patent: 3995086 (1976-11-01), Plunguian
patent: 4036839 (1977-07-01), Plunguian
Cornwell Charles E.
Plunguian Mark
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