BE385999A - - Google Patents

Info

Publication number
BE385999A
BE385999A BE385999DA BE385999A BE 385999 A BE385999 A BE 385999A BE 385999D A BE385999D A BE 385999DA BE 385999 A BE385999 A BE 385999A
Authority
BE
Belgium
Application number
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.)
Publication of BE385999A publication Critical patent/BE385999A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B21/00Pilgrim-step tube-rolling, i.e. pilger mills
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12292Workpiece with longitudinal passageway or stopweld material [e.g., for tubular stock, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12389All 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)
BE385999D 1931-05-11 BE385999A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE385999A true BE385999A (en)

Family

ID=6371386

Family Applications (1)

Application Number Title Priority Date Filing Date
BE385999D BE385999A (en) 1931-05-11

Country Status (3)

Country Link
US (1) US2010400A (en)
BE (1) BE385999A (en)
GB (1) GB389262A (en)

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 (en) * 1981-09-14 1983-04-14 Kocks Technik Gmbh & Co, 4010 Hilden ROLLING MILL FOR THE PRODUCTION OF SEAMLESS TUBES

Also Published As

Publication number Publication date
GB389262A (en) 1933-03-16
US2010400A (en) 1935-08-06

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