Title:
SAND CASTING MOLD AND WET PREPARATION METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2016/208796
Kind Code:
A1
Abstract:
The present invention relates to a sand casting mold and a wet preparation method for same, the method comprising: a first step for mixing molding sand particles and an organic binder; a second step for drying the mixture of the molding sand particles and organic binder and thus preparing a molded body; a third step for dipping the molded body into an inorganic binder precursor and thus coating same; a fourth step for drying the molded body having the inorganic binder coated thereon; and the fifth step for heat treating the dried molded body.
Inventors:
JUNG YEON GIL (KR)
KIM EUN HEE (KR)
LEE JE HYUN (KR)
CHO GEUN HO (KR)
KIM EUN HEE (KR)
LEE JE HYUN (KR)
CHO GEUN HO (KR)
Application Number:
PCT/KR2015/006796
Publication Date:
December 29, 2016
Filing Date:
July 02, 2015
Export Citation:
Assignee:
NAT UNIV CHANGWON IND ACAD COOP CORPS (KR)
International Classes:
B22C9/02; B22C9/18
Foreign References:
| KR20120084361A | 2012-07-30 | |||
| KR20120128689A | 2012-11-27 | |||
| JPH08174144A | 1996-07-09 | |||
| JPH11285777A | 1999-10-19 | |||
| JPH05138296A | 1993-06-01 |
Attorney, Agent or Firm:
PARK, JI HO (KR)
박지호 (KR)
박지호 (KR)
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