Dispensing – With heating or cooling means – Cooling only
Patent
1974-06-05
1976-04-13
Reeves, Robert B.
Dispensing
With heating or cooling means
Cooling only
219233, 219307, 222568, 425378R, B29F 103, B29F 108
Patent
active
039499057
ABSTRACT:
An apparatus for the production of articles with a compact smooth skin and a cellular core from polymer materials, which contain blowing agents, by injection molding or extrusion wherein the apparatus contains an electric heating element within a channel through which the polymeric material is passed.
REFERENCES:
patent: 3077636 (1963-02-01), Peters
Nenov Dragan Iliev
Nikolov Ivan Dimov
Popov Nikolay Tihomirov
Semerdjiev Stefan Georgiev
Dubno Herbert
Institute po Metaloznanie I Technologia Na Metalite
Reeves Robert B.
Ross Karl F.
Scherbel David A.
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