Title:
METHOD FOR FORMING HOLES IN A DIFFICULT-TO-WORK MATERIAL, AND DIFFICULT-TO-WORK MATERIAL HAVING HOLES FORMED BY THE METHOD
Document Type and Number:
WIPO Patent Application WO/2010/150983
Kind Code:
A2
Abstract:
The present invention relates to a method for forming holes in a difficult-to-work material. According to the present invention, provided is a method for forming holes in a difficult-to-work material, comprising: a step of forming a channel on one side of a first difficult-to-work structure; and a step of attaching a second difficult-to-work structure to the side of the first difficult-to-work structure in which the channel is formed. The method of the present invention easily forms holes in the event each hole has a significantly large aspect ratio.
Inventors:
KIM, Young Jung (349 Segyo-ri, Baebang-myeo, Asan-si Chungcheongnam-do 336-855, 336-855, KR)
김영정 (충청남도 아산시 배방면 세교리 349, 336-855 Chungcheongnam-do, 336-855, KR)
김영정 (충청남도 아산시 배방면 세교리 349, 336-855 Chungcheongnam-do, 336-855, KR)
Application Number:
KR2010/003294
Publication Date:
December 29, 2010
Filing Date:
May 25, 2010
Export Citation:
Assignee:
MIM CERAMICS CO., LTD. (349 Segyo-ri, Baebang-myeo, Asan-si Chungcheongnam-do 336-855, 336-855, KR)
엠아이엠 세라믹스(주) (충청남도 아산시 배방면 세교리 349, 336-855 Chungcheongnam-do, 336-855, KR)
KIM, Young Jung (349 Segyo-ri, Baebang-myeo, Asan-si Chungcheongnam-do 336-855, 336-855, KR)
엠아이엠 세라믹스(주) (충청남도 아산시 배방면 세교리 349, 336-855 Chungcheongnam-do, 336-855, KR)
KIM, Young Jung (349 Segyo-ri, Baebang-myeo, Asan-si Chungcheongnam-do 336-855, 336-855, KR)
International Classes:
B21D31/00; B23C3/00; B23D79/00; C21D9/00
Attorney, Agent or Firm:
DYNE PATENT & LAW FIRM (3rd Floor, Shinmyeong Building645-21, Yeoksam-dong, Gangnam-gu, Seoul 135-910, 135-910, KR)