Title:
【発明の名称】金属および金属合金材料を研磨する方法
Document Type and Number:
Japanese Patent JPH0692066
Kind Code:
B2
Abstract:
PCT No. PCT/SE89/00496 Sec. 371 Date Apr. 12, 1991 Sec. 102(e) Date Apr. 12, 1991 PCT Filed Sep. 14, 1989 PCT Pub. No. WO90/02631 PCT Pub. Date Mar. 22, 1990.Methods for treating surface faults and impurities on metal stock which has been subjected to hot working are disclosed in which the hot metal stock is subjected to grinding from an endless abrasive belt while the hot metal stock from the hot working step remains at a temperature of between about 500 DEG and 1500 DEG C., and the desired grinding pressure is applied to the hot metal stock during the grinding step by means of a contact device in which the applied pressure is created by a fluid so that the contact device remains in floating contact with the hot metal stock during grinding. Apparatus for treating surface faults and impurities on such hot metal stock are also disclosed.
Inventors:
Nordquist, Tom
Marinen, Leo
Marinen, Leo
Application Number:
JP50932889A
Publication Date:
November 16, 1994
Filing Date:
September 14, 1989
Export Citation:
Assignee:
Nordquist, Tom
International Classes:
B22D11/12; B22D11/126; B24B21/04; B24B27/033; B21B45/00; (IPC1-7): B24B27/033; B24B21/04
Domestic Patent References:
| JPS62107959A | 1987-05-19 | |||
| JPS5796764A | 1982-06-16 | |||
| JPS6235765A | 1987-02-16 |
Attorney, Agent or Firm:
Akira Asamura (3 outside)
Next Patent: FUNCTIONAL HANDKERCHIEF AND GREETING CARD