The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 11, 1998
Filed:
Aug. 30, 1996
Hiroyuki Matsumura, Kobe, JP;
Yoshikazu Ikemoto, Kobe, JP;
Keiji Tsujita, Akashi, JP;
Hidetaka Tanaka, Himeji, JP;
Kazumi Daitoku, Kitakyushu, JP;
Tomoharu Shimokasa, Kitakyushu, JP;
Fujiya Nogami, Kitakyushu, JP;
Kenji Minami, Kitakyushu, JP;
Kawasaki Jukogyo Kabushiki Kaisha, Kobe, JP;
Nippon Steel Corporation, Tokyo, JP;
Abstract
A grinding method is provided in which abrasive is projected onto a steel product through a nozzle to perform grinding thereon such as in a continuous casting process or in a subsequent process, wherein high-pressure water jet mixed with the abrasive is projected onto the surface of the steel product to grind defects on the surface, etc. thereof. A grinding system for executing this grinding method is also provided, the system including supply sources of high-pressure liquid and abrasive, a nozzle device connected with these supply sources, an abrasive recovery device for recovering the used abrasive as needed and restoring the same to the supply sources, and combined detection systems.