Title:
LUBRICANT SUPPLY SYSTEM AND APPARATUS AND METHOD FOR MANUFACTURING SEAMLESS PIPE
Document Type and Number:
WIPO Patent Application WO/2005/061137
Kind Code:
A1
Abstract:
A lubricant supply system and an apparatus and a method for manufacturing a seamless pipe having the supply system which are required for efficiently manufacturing the high quality seamless pipe in a drilling/rolling machine. The lubricant supply system comprises a storage tank for lubricant, a pipe extended from the storage tank to near a disk roll, an injection nozzle fitted to the tip of the pipe, a flow direction switching means installed in the pipe, a pipe from the flow direction switching means to the storage tank, and a pipe inner pressure releasing means installed between the switching means and the injection nozzle.
Inventors:
HIRAISHI YUSUKE (JP)
Application Number:
PCT/JP2004/019391
Publication Date:
July 07, 2005
Filing Date:
December 24, 2004
Export Citation:
Assignee:
SUMITOMO METAL IND (JP)
HIRAISHI YUSUKE (JP)
HIRAISHI YUSUKE (JP)
International Classes:
B21B19/04; B21B27/10; B21B45/02; (IPC1-7): B21B19/04; B21B27/10
Foreign References:
| JPH08215717A | 1996-08-27 | |||
| JPH0615311A | 1994-01-25 | |||
| JPH0699206A | 1994-04-12 | |||
| JPH04288916A | 1992-10-14 | |||
| JPH1028902A | 1998-02-03 | |||
| JPH03169411A | 1991-07-23 | |||
| JPH0615311A | 1994-01-25 | |||
| JPH08215717A | 1996-08-27 |
Other References:
See also references of EP 1698406A4
Attorney, Agent or Firm:
Hoshino, Tetsuro c/o Tokyo, Central Patent Firm (4th Floor Oak Building Kyobashi, 16-10,
Kyobashi 1-chome, Chuou-k, Tokyo 31, JP)
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