FR486830A - Process for the production of seamless metal tubes - Google Patents

Process for the production of seamless metal tubes

Info

Publication number
FR486830A
FR486830A FR486830DA FR486830A FR 486830 A FR486830 A FR 486830A FR 486830D A FR486830D A FR 486830DA FR 486830 A FR486830 A FR 486830A
Authority
FR
France
Prior art keywords
production
metal tubes
seamless metal
seamless
tubes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Ernest Defert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR486830A publication Critical patent/FR486830A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
FR486830D 1916-10-31 1916-10-31 Process for the production of seamless metal tubes Expired FR486830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR486830T 1916-10-31

Publications (1)

Publication Number Publication Date
FR486830A true FR486830A (en) 1918-05-14

Family

ID=1523406

Family Applications (1)

Application Number Title Priority Date Filing Date
FR486830D Expired FR486830A (en) 1916-10-31 1916-10-31 Process for the production of seamless metal tubes

Country Status (1)

Country Link
FR (1) FR486830A (en)

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