Title:
EXTRUSION MOLDING APPARATUS HAVING HIGH COOLING EFFICIENCY
Document Type and Number:
WIPO Patent Application WO/2020/256234
Kind Code:
A1
Abstract:
The present invention relates to an extrusion molding apparatus comprising: a cooling tank in which a molding cooling space for accommodating cooling water and extrusion molding a product to be molded is formed; an upper roller stage in which a plurality of upper rollers are arranged in a series in the molding cooling space; and a lower roller stage which is spaced downward from the upper roller stage at a predetermined distance, and in which a plurality of lower rollers are in a series so as to be parallel with the upper rollers, wherein the product to be molded is simultaneously cooled and extrusion-molded while submerged in cooling water in the molding cooling space.
More Like This:
Inventors:
HWANG HUI JU (KR)
Application Number:
PCT/KR2019/015922
Publication Date:
December 24, 2020
Filing Date:
November 20, 2019
Export Citation:
Assignee:
HWANG HUI JU (KR)
International Classes:
B29C48/88; B29C48/92
Foreign References:
KR100963185B1 | 2010-06-14 | |||
JP2009072943A | 2009-04-09 | |||
CN105252732A | 2016-01-20 | |||
JP3892822B2 | 2007-03-14 | |||
JPH10244577A | 1998-09-14 | |||
JPH10318639A | 1998-12-04 |
Attorney, Agent or Firm:
KIM, Kuk Nam (KR)
Download PDF: