Plastic and nonmetallic article shaping or treating: processes – Random variegated coloring during molding – By extrusion
Patent
1976-11-03
1978-05-30
Thurlow, Jeffery R.
Plastic and nonmetallic article shaping or treating: processes
Random variegated coloring during molding
By extrusion
252367, 252371, 264211, 264245, 4251311, 425376R, B29F 312
Patent
active
040923886
ABSTRACT:
In manufacture of variegated soap bars, noodles are choke fed into the final plodder through an opening communicating essentially only with a portion of the worm of the plodder which turns downwardly.
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patent: 2994460 (1961-08-01), Matthews
patent: 3148412 (1964-09-01), Spreeuwers
patent: 3673294 (1972-06-01), Matthaei
patent: 3940220 (1976-02-01), D'Arcangeli
patent: 3979107 (1976-09-01), Lesk
patent: 3993722 (1976-11-01), Borcher et al.
Hemingway Ronald L.
The Procter & Gamble & Company
Thurlow Jeffery R.
Witte Richard C.
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