Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1986-02-04
1988-03-29
Gallagher, John J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
65 22, 156 78, 264 43, 501 39, B32B 326, C03B 1908
Patent
active
047343222
ABSTRACT:
The invention concerns a process for the preparation of a glass based cellular mineral and also the manufacture of various articles from this material.
The process is characterized in that a mixture consisting of 100 parts by weight of ground glass and 0.2 to 2 parts by weight of calcium and magnesium carbonates in a ratio of CaCO.sub.3 /MgCO.sub.3, is used, this mixture being placed into open refractory vessels, the rims of which have a minimum height of 15 cm and which are filled with said mixture to a minimum height of 6 to 12 cm and placed into a furnace with an appropriately regulated heating program.
Application in the manufacture of articles based on cellular glass, the structure of which makes possible attachment to or combination with a great variety of materials.
REFERENCES:
patent: 2611712 (1952-09-01), Ford
patent: 3272646 (1966-09-01), Chopoorian et al.
patent: 3300289 (1967-01-01), Long
patent: 3963503 (1976-06-01), MacKenzie
patent: 4318727 (1982-03-01), Pietsch
Gallagher John J.
Societe Nationale Elf Aquitaine
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