FR527923A - Improvements to processes and apparatus for tube forging - Google Patents

Improvements to processes and apparatus for tube forging

Info

Publication number
FR527923A
FR527923A FR527923A FR527923DA FR527923A FR 527923 A FR527923 A FR 527923A FR 527923 A FR527923 A FR 527923A FR 527923D A FR527923D A FR 527923DA FR 527923 A FR527923 A FR 527923A
Authority
FR
France
Prior art keywords
processes
tube forging
forging
tube
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
FR527923A
Other languages
French (fr)
Inventor
John Fielding
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 FR527923A publication Critical patent/FR527923A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/14—Making tubes from double flat material
FR527923A 1919-12-06 1920-12-04 Improvements to processes and apparatus for tube forging Expired FR527923A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB527923X 1919-12-06

Publications (1)

Publication Number Publication Date
FR527923A true FR527923A (en) 1921-11-03

Family

ID=10465331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR527923A Expired FR527923A (en) 1919-12-06 1920-12-04 Improvements to processes and apparatus for tube forging

Country Status (1)

Country Link
FR (1) FR527923A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2903923A (en) * 1956-09-18 1959-09-15 Kralowetz Bruno Stretch-forging machine
DE1086972B (en) * 1955-05-18 1960-08-11 Kocks Gmbh Friedrich Straightening device for producing dimensionally accurate tubes and ae. Rolling stock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086972B (en) * 1955-05-18 1960-08-11 Kocks Gmbh Friedrich Straightening device for producing dimensionally accurate tubes and ae. Rolling stock
US2903923A (en) * 1956-09-18 1959-09-15 Kralowetz Bruno Stretch-forging machine

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