Laminated billet process

Details Laminated billet process Laminated billet process

1988-09-19

1990-06-26

Thurlow, Jeffery

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Agglomeration or accretion

264 37, 264153, 264171, 264522, 264322, 4251748R, B29C 3512

Patent

active

049370219

ABSTRACT:
Laminated billets are made by extruding a plurality of sheets, cooling and stacking said sheets to form a stack, laminating a portion of said stack using radio frequency radiation, cutting out at least the laminated portion from the stack and returning the resulting individual webs to their respective sheet extrusion process.

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patent: 4778372 (1988-10-01), Mutti et al.
patent: 4778551 (1988-10-01), Coffman
patent: 4790972 (1988-12-01), Coffman

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