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Document Type and Number:
Japanese Patent JPH0318964
Kind Code:
B2
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JP4254341Metal tube manufacturing equipment and metal tube wall thickness control method
JP2000140919DEVICE FOR ANALYZING VARIATION IN THICKNESS, DEVICE FOR CONTROLLING THICKNESS AND METHOD THEREOF AND ROLLING MILL PROVIDED WITH THICKNESS CONTROLLER
Inventors:
SAKAMOTO YOSHIJI
DOI MASAAKI
Application Number:
JP29885185A
Publication Date:
March 13, 1991
Filing Date:
December 28, 1985
Export Citation:
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Assignee:
NIPPON STEEL CORP
International Classes:
B21B37/18



 
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