ATE58919T1 - METHODS AND DEVICES FOR THE HEAT TREATMENT OF LONG SEAM WELDED PIPES. - Google Patents

METHODS AND DEVICES FOR THE HEAT TREATMENT OF LONG SEAM WELDED PIPES.

Info

Publication number: ATE58919T1
Authority: AT; Austria
Prior art keywords: methods; devices; heat treatment; seam welded; welded pipes
Prior art date: 1986-01-21

Application number

AT87100199T

Other languages

German (de)

Inventor

Friedhelm Schmitz

Original Assignee

Siemens 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.)

1986-01-21

Filing date

1987-01-09

Publication date

1990-12-15

1986-11-18 Priority claimed from DE19863639403 external-priority patent/DE3639403A1/en

1987-01-09 Application filed by Siemens Ag filed Critical Siemens Ag

1987-01-09 Priority claimed from EP87100199A external-priority patent/EP0234200B1/en

1990-12-15 Application granted granted Critical

1990-12-15 Publication of ATE58919T1 publication Critical patent/ATE58919T1/en

Links

IHPYMWDTONKSCO-UHFFFAOYSA-N 2,2'-piperazine-1,4-diylbisethanesulfonic acid Chemical compound OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1 IHPYMWDTONKSCO-UHFFFAOYSA-N 0.000 title 1
239000007990 PIPES buffer Substances 0.000 title 1
238000010438 heat treatment Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
238000001881 scanning electron acoustic microscopy Methods 0.000 title 1

AT87100199T 1986-01-21 1987-01-09 METHODS AND DEVICES FOR THE HEAT TREATMENT OF LONG SEAM WELDED PIPES. ATE58919T1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE3601670		1986-01-21
DE19863639403 DE3639403A1 (en)	1986-11-18	1986-11-18	Process for improving the corrosion resistance of welded workpieces of stainless steel, and correspondingly produced workpiece
EP87100199A EP0234200B1 (en)	1986-01-21	1987-01-09	Process and device for the heat treatment of longitudinally welded pipes

Publications (1)

Publication Number	Publication Date
ATE58919T1 true ATE58919T1 (en)	1990-12-15

Family

ID=27193938

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT87100199T ATE58919T1 (en)	1986-01-21	1987-01-09	METHODS AND DEVICES FOR THE HEAT TREATMENT OF LONG SEAM WELDED PIPES.

Country Status (1)

Country	Link
AT (1)	ATE58919T1 (en)

1987
- 1987-01-09 AT AT87100199T patent/ATE58919T1/en not_active IP Right Cessation

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Legal Events

Date	Code	Title	Description
1999-10-15	REN	Ceased due to non-payment of the annual fee