Title:
HARD ALLOY COMPOSITE MOLDING METHOD
Document Type and Number:
WIPO Patent Application WO/2016/091061
Kind Code:
A1
Abstract:
A hard alloy composite molding method comprises: mixture preparation; design of a modular mold; primary extrusion molding; secondary extrusion molding; and vacuum sintering molding. The advantages of mold pressing, warm pressing and induction heating are combined, so that a part having a complex shape and cavity and an internal multi-pore and multi-runner combination can be molded in a near-net way as a whole once.
Inventors:
XU, Yuehua (No. 1099, XiangDa Road LuSong Distric, ZhuZhou Hunan 0, 412000, CN)
WANG, Yupeng (No. 1099, XiangDa Road LuSong Distric, ZhuZhou Hunan 0, 412000, CN)
WANG, Yupeng (No. 1099, XiangDa Road LuSong Distric, ZhuZhou Hunan 0, 412000, CN)
Application Number:
CN2015/095438
Publication Date:
June 16, 2016
Filing Date:
November 24, 2015
Export Citation:
Assignee:
SEED TECHNOLOGIES CORP., LTD. (No. 1099, XiangDa Road LuSong Distric, ZhuZhou Hunan 0, 412000, CN)
International Classes:
B22F3/20; C22C29/08; C22C1/05
Foreign References:
| CN104532040A | 2015-04-22 | |||
| CN102676902A | 2012-09-19 | |||
| CN101117671A | 2008-02-06 | |||
| CN103014392A | 2013-04-03 | |||
| CN1693016A | 2005-11-09 | |||
| KR20010028425A | 2001-04-06 | |||
| JPS6230844A | 1987-02-09 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (7th Floor, Scitech PlaceNo.22, Jian Guo Men Wai Ave., Chao Yang District, Beijing 4, 100004, CN)