GB389262A - Improvements in and relating to the manufacture of tubes - Google Patents

Improvements in and relating to the manufacture of tubes

Info

Publication number
GB389262A
GB389262A GB4966/32A GB496632A GB389262A GB 389262 A GB389262 A GB 389262A GB 4966/32 A GB4966/32 A GB 4966/32A GB 496632 A GB496632 A GB 496632A GB 389262 A GB389262 A GB 389262A
Authority
GB
United Kingdom
Prior art keywords
tube
thickening
pilgering
bridging piece
parent specification
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
GB4966/32A
Other languages
English (en)
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.)
Vereinigte Stahlwerke AG
Original Assignee
Vereinigte Stahlwerke AG
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 Vereinigte Stahlwerke AG filed Critical Vereinigte Stahlwerke AG
Publication of GB389262A publication Critical patent/GB389262A/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
    • B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12292—Workpiece with longitudinal passageway or stopweld material [e.g., for tubular stock, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12389—All metal or with adjacent metals having variation in thickness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
GB4966/32A 1931-05-11 1932-02-19 Improvements in and relating to the manufacture of tubes Expired GB389262A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE389262X 1931-05-11

Publications (1)

Publication Number Publication Date
GB389262A true GB389262A (en) 1933-03-16

Family

ID=6371386

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4966/32A Expired GB389262A (en) 1931-05-11 1932-02-19 Improvements in and relating to the manufacture of tubes

Country Status (3)

Country Link
US (1) US2010400A (forum.php)
BE (1) BE385999A (forum.php)
GB (1) GB389262A (forum.php)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3181329A (en) * 1963-10-08 1965-05-04 Lodge & Shipley Co Method of forming ribbed tubes
DE3136381A1 (de) * 1981-09-14 1983-04-14 Kocks Technik Gmbh & Co, 4010 Hilden Walzwerksanlage zur herstellung nahtloser rohre

Also Published As

Publication number Publication date
BE385999A (forum.php)
US2010400A (en) 1935-08-06

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