SE9504448L - Förfarande för tillverkning av långa rör, främst för transport av olja och/eller naturgas - Google Patents

Förfarande för tillverkning av långa rör, främst för transport av olja och/eller naturgas

Info

Publication number
SE9504448L
SE9504448L SE9504448A SE9504448A SE9504448L SE 9504448 L SE9504448 L SE 9504448L SE 9504448 A SE9504448 A SE 9504448A SE 9504448 A SE9504448 A SE 9504448A SE 9504448 L SE9504448 L SE 9504448L
Authority
SE
Sweden
Prior art keywords
pipe
length
ridges
corrosion
inner pipe
Prior art date
Application number
SE9504448A
Other languages
Unknown language ( )
English (en)
Other versions
SE9504448D0 (sv
SE504517C2 (sv
Inventor
Dag Thulin
Original Assignee
Dag Thulin
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 Dag Thulin filed Critical Dag Thulin
Priority to SE9504448A priority Critical patent/SE504517C2/sv
Publication of SE9504448D0 publication Critical patent/SE9504448D0/sv
Publication of SE9504448L publication Critical patent/SE9504448L/sv
Publication of SE504517C2 publication Critical patent/SE504517C2/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/08—Making tubes with welded or soldered seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
SE9504448A 1995-12-12 1995-12-12 Förfarande för tillverkning av långa rör, främst för transport av olja och/eller naturgas SE504517C2 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE9504448A SE504517C2 (sv) 1995-12-12 1995-12-12 Förfarande för tillverkning av långa rör, främst för transport av olja och/eller naturgas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9504448A SE504517C2 (sv) 1995-12-12 1995-12-12 Förfarande för tillverkning av långa rör, främst för transport av olja och/eller naturgas

Publications (3)

Publication Number Publication Date
SE9504448D0 SE9504448D0 (sv) 1995-12-12
SE9504448L true SE9504448L (sv) 1997-02-24
SE504517C2 SE504517C2 (sv) 1997-02-24

Family

ID=20400568

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9504448A SE504517C2 (sv) 1995-12-12 1995-12-12 Förfarande för tillverkning av långa rör, främst för transport av olja och/eller naturgas

Country Status (1)

Country Link
SE (1) SE504517C2 (sv)

Also Published As

Publication number Publication date
SE9504448D0 (sv) 1995-12-12
SE504517C2 (sv) 1997-02-24

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Legal Events

Date Code Title Description
NUG Patent has lapsed