Method and apparatus for making fluted tubing with smooth end sections by rolling

IL46091A0Inactive Publication Date: 1975-02-10PHELPS DODGE IND INC

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Patent Information

Application Number: IL46091
Authority / Receiving Office: IL · IL
Patent Type: Applications
Current Assignee / Owner
Priority Date: 1973-12-26
Filing Date: 1974-11-20
Publication Date: 1975-02-10
Estimated Expiration: Not applicable · inactive patent

Application Information

Patent Timeline

26 Dec 1973

Priority

20 Nov 1974

Application

IL46091

10 Feb 1975

Publication

IL46091A0

IPC: B21D15/02; B21C37/08; B21D13/04; B23P13/04

CPC: B21C37/0803; B21D13/045; B23P13/04

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