Title:
POWDER MARKING AGENT FOR HOT STEEL SURFACE
Document Type and Number:
Japanese Patent JP3438112
Kind Code:
B2
Abstract:
PURPOSE: To obtain a powder marking agent which can give easily and safely a clear mark on a hot steel surface having a surface temperature of about 600-1200°C.
CONSTITUTION: This agent comprises 50-95wt.% at least one powder selected from among a titanium dioxide powder, a magnesium carbonate powder and a talc powder and 5-50wt.% at least one powder selected from among a pure iron powder, a magnetite powder and a maghemite powder.
Inventors:
Hidefumi Matsukawa
Kujuro Fujiwara
Kenji Matsumoto
Shugo Sudo
Toru Tsuchiya
Kujuro Fujiwara
Kenji Matsumoto
Shugo Sudo
Toru Tsuchiya
Application Number:
JP22585994A
Publication Date:
August 18, 2003
Filing Date:
August 25, 1994
Export Citation:
Assignee:
Marktec Co., Ltd.
International Classes:
C09D1/00; B21C51/00; C09D5/00; (IPC1-7): C09D5/00; C09D1/00
Domestic Patent References:
| JP63130675A | ||||
| JP6096658A | ||||
| JP5981680A | ||||
| JP5170230A | ||||
| JP48102010A | ||||
| JP4724406A | ||||
| JP4818333B1 |
Attorney, Agent or Firm:
Junichi Ando