Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DISCHARGE SURFACE TREATMENT ELECTRODE, PROCESS FOR PRODUCING DISCHARGE SURFACE TREATMENT ELECTRODE, DISCHARGE SURFACE TREATMENT APPARATUS AND DISCHARGE SURFACE TREATMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2004/106587
Kind Code:
A1
Abstract:
A discharge surface treatment electrode (12) used in discharge surface treatment for forming, on the surface of a work (11), a coating (14) of an electrode material or a substance produced by reaction of the electrode material by the discharge energy generated between an electrode (12) and the work (11) in a working liquid (15) or in a gas using a green compact produced through compression molding of a powder containing a metal or a metal compound as the electrode (12), wherein the powder has an average particle size of 3μm or less.

Inventors:
Goto, Akihiro c/o Mitsubishi Denki Kabushiki Kaisha (2-3 Marunouchi 2-chome, Chiyoda-k, Tokyo, 100-8310, JP)
Akiyoshi, Masao c/o Mitsubishi Denki Kabushiki Kaisha (2-3 Marunouchi 2-chome, Chiyoda-k, Tokyo, 100-8310, JP)
Matsuo, Katsuhiro c/o Ryoden Koki Engineering Co. Ltd. (1071, 5-Chome, Kami, Higashiozone-cho, Kita-k, Nagoya-shi Aichi, 462-0823, JP)
Ochiai, Hiroyuki c/o Ishikawajima-Harima Heavy Industries Co. Ltd. (2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo, 100-8182, JP)
Watanabe, Mitsutoshi c/o Ishikawajima-Harima Heavy Industries Co. Ltd. (2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo, 100-8182, JP)
Furukawa, Takashi c/o Ishikawajima-Harima Heavy Industries Co. Ltd. (2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo, 100-8182, JP)
Application Number:
PCT/JP2004/000742
Publication Date:
December 09, 2004
Filing Date:
January 28, 2004
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MITSUBISHI DENKI KABUSHIKI KAISHA (2-3 Marunouchi 2-chome, Chiyoda-ku, Tokyo, 100-8310, JP)
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO. LTD. (2-1 Ohtemachi 2-chome, Chiyoda-ku, Tokyo, 100-8182, JP)
Goto, Akihiro c/o Mitsubishi Denki Kabushiki Kaisha (2-3 Marunouchi 2-chome, Chiyoda-k, Tokyo, 100-8310, JP)
Akiyoshi, Masao c/o Mitsubishi Denki Kabushiki Kaisha (2-3 Marunouchi 2-chome, Chiyoda-k, Tokyo, 100-8310, JP)
Matsuo, Katsuhiro c/o Ryoden Koki Engineering Co. Ltd. (1071, 5-Chome, Kami, Higashiozone-cho, Kita-k, Nagoya-shi Aichi, 462-0823, JP)
Ochiai, Hiroyuki c/o Ishikawajima-Harima Heavy Industries Co. Ltd. (2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo, 100-8182, JP)
Watanabe, Mitsutoshi c/o Ishikawajima-Harima Heavy Industries Co. Ltd. (2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo, 100-8182, JP)
Furukawa, Takashi c/o Ishikawajima-Harima Heavy Industries Co. Ltd. (2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo, 100-8182, JP)
International Classes:
C23C26/00; (IPC1-7): C23C26/00; B22F5/00
Domestic Patent References:
1999-11-18
2001-04-05
Foreign References:
JPH11229159A1999-08-24
JPH0633261A1994-02-08
JPH05214402A1993-08-24
JP2003003204A2003-01-08
US6441333B12002-08-27
EP1526191A12005-04-27
US6312622B12001-11-06
Other References:
See also references of EP 1643007A1
Attorney, Agent or Firm:
Sakai, Hiroaki (Sakai International Patent Office, Kasumigaseki Building 2-5, Kasumigaseki 3-chom, Chiyoda-ku Tokyo, 100-6019, JP)
Download PDF: