FR842982A - Improvements to a method and apparatus for the manufacture of metal tubes and other tubular articles - Google Patents

Improvements to a method and apparatus for the manufacture of metal tubes and other tubular articles

Info

Publication number
FR842982A
FR842982A FR842982DA FR842982A FR 842982 A FR842982 A FR 842982A FR 842982D A FR842982D A FR 842982DA FR 842982 A FR842982 A FR 842982A
Authority
FR
France
Prior art keywords
manufacture
metal tubes
tubular articles
articles
tubular
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)
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.)
Stewarts and Lloyds Ltd
Original Assignee
Stewarts and Lloyds Ltd
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 Stewarts and Lloyds Ltd filed Critical Stewarts and Lloyds Ltd
Application granted granted Critical
Publication of FR842982A publication Critical patent/FR842982A/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
    • B21C45/00—Separating mandrels from work or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR842982D 1938-04-20 1938-09-05 Improvements to a method and apparatus for the manufacture of metal tubes and other tubular articles Expired FR842982A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB842982X 1938-04-20

Publications (1)

Publication Number Publication Date
FR842982A true FR842982A (en) 1939-06-22

Family

ID=10570275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842982D Expired FR842982A (en) 1938-04-20 1938-09-05 Improvements to a method and apparatus for the manufacture of metal tubes and other tubular articles

Country Status (1)

Country Link
FR (1) FR842982A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE938785C (en) * 1952-01-10 1956-02-09 Albert Calmes A pulling or pushing bench for pipes directly in front of it, the pull-in device, which is open on both sides and which is to be extended, with the pushing mandrel in a non-positive manner
DE1045342B (en) * 1957-06-05 1958-12-04 Demag Ag Method and device for the production of extremely heavy, for example for pushing thick-walled tubes, certain hollow parts as well as hollow parts produced by this method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE938785C (en) * 1952-01-10 1956-02-09 Albert Calmes A pulling or pushing bench for pipes directly in front of it, the pull-in device, which is open on both sides and which is to be extended, with the pushing mandrel in a non-positive manner
DE1045342B (en) * 1957-06-05 1958-12-04 Demag Ag Method and device for the production of extremely heavy, for example for pushing thick-walled tubes, certain hollow parts as well as hollow parts produced by this method

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