Method and apparatus for fabricating sheets of thermoplastic mat

Details Method and apparatus for fabricating sheets of thermoplastic mat Method and apparatus for fabricating sheets of thermoplastic mat

1980-08-28

1982-01-19

Thurlow, Jeffery R.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Layered, stratified traversely of length, or multiphase...

156243, 15624418, 156501, 156549, 264175, 264212, 264216, 264255, 264330, 425224, 425315, 425371, 425471, B29D 714

Patent

active

043116574

ABSTRACT:
The invention relates to a method and apparatus for fabricating sheets of thermoplastic or thermosetting material whereby said material in a non-hardened condition is fed into the space between the vertical parts of two endless belts which material according to the invention is supplied onto the returning parts of the belts in the form of webs or by spraying while preferably material is supplied as well from above within the gap between the layers facing each other.

REFERENCES:
patent: 2483877 (1949-10-01), Carney
patent: 2515243 (1950-07-01), Lyon
patent: 2532280 (1950-12-01), Atkinson
patent: 2565941 (1951-08-01), Barnard
patent: 2879547 (1959-03-01), Morris
patent: 3032815 (1962-05-01), Gerber
patent: 3257484 (1966-06-01), Barnette
patent: 3872197 (1975-03-01), Kato et al.
patent: 4004870 (1977-01-01), Guttinger et al.
patent: 4128369 (1978-12-01), Kemerer et al.
patent: 4184824 (1980-01-01), Swasey et al.
"Sandvik Double Belt Cooler", Chemical Engineering, 12-1978, p. 46I.

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