Plastic and nonmetallic article shaping or treating: processes – With printing or coating of workpiece – Coating or impregnating workpiece before molding or shaping...
Patent
1976-04-19
1977-09-13
Kucia, Richard R.
Plastic and nonmetallic article shaping or treating: processes
With printing or coating of workpiece
Coating or impregnating workpiece before molding or shaping...
264134, 264136, 264234, 264324, 428443, B29D 302
Patent
active
040482782
ABSTRACT:
A method for making a dimensionally-stable shaped article (comprising at least one one layer of asbestos paper treated with a mineral acid selected from sulfuric acid, hydrochloric acid and phosphoric acid), including placing the treated asbestos paper sheet on a mould in a substantially pressureless manner and then allowing it to dry at normal room temperature.
REFERENCES:
patent: 422760 (1890-03-01), Frist
patent: 836123 (1906-11-01), Lundgren
patent: 1962577 (1932-04-01), Wolochow
patent: 3535150 (1970-10-01), Lipsett
patent: 3682747 (1972-08-01), Munthers
Intalite International N.V.
Kucia Richard R.
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