ATE54952T1 - Amagnetischer mangan-chrom-stahl und daraus hergestelltes roehrenfoermiges element eines bohrturms. - Google Patents

Amagnetischer mangan-chrom-stahl und daraus hergestelltes roehrenfoermiges element eines bohrturms.

Info

Publication number
ATE54952T1
ATE54952T1 AT88400112T AT88400112T ATE54952T1 AT E54952 T1 ATE54952 T1 AT E54952T1 AT 88400112 T AT88400112 T AT 88400112T AT 88400112 T AT88400112 T AT 88400112T AT E54952 T1 ATE54952 T1 AT E54952T1
Authority
AT
Austria
Prior art keywords
drill
chromium steel
tubular element
element made
manganese
Prior art date
Application number
AT88400112T
Other languages
English (en)
Inventor
Jean-Paul Houvion
Original Assignee
Smf Int
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9347222&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE54952(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Smf Int filed Critical Smf Int
Application granted granted Critical
Publication of ATE54952T1 publication Critical patent/ATE54952T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Earth Drilling (AREA)
  • Hard Magnetic Materials (AREA)
  • Road Signs Or Road Markings (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Heat Treatment Of Steel (AREA)
  • Drilling And Boring (AREA)
  • Drilling Tools (AREA)
AT88400112T 1987-01-23 1988-01-19 Amagnetischer mangan-chrom-stahl und daraus hergestelltes roehrenfoermiges element eines bohrturms. ATE54952T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8700810A FR2610008A1 (fr) 1987-01-23 1987-01-23 Acier amagnetique au manganese et au chrome et element tubulaire d'une colonne de forage realise en cet acier
EP88400112A EP0277065B1 (de) 1987-01-23 1988-01-19 Amagnetischer Mangan-Chrom-Stahl und daraus hergestelltes röhrenförmiges Element eines Bohrturms

Publications (1)

Publication Number Publication Date
ATE54952T1 true ATE54952T1 (de) 1990-08-15

Family

ID=9347222

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88400112T ATE54952T1 (de) 1987-01-23 1988-01-19 Amagnetischer mangan-chrom-stahl und daraus hergestelltes roehrenfoermiges element eines bohrturms.

Country Status (5)

Country Link
EP (1) EP0277065B1 (de)
AT (1) ATE54952T1 (de)
DE (1) DE3860343D1 (de)
ES (1) ES2017790B3 (de)
FR (1) FR2610008A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2001155C1 (ru) * 1992-01-29 1993-10-15 Научно-производственное предпри тие "Салма" Лита аустенитна сталь
AT397968B (de) * 1992-07-07 1994-08-25 Boehler Ybbstalwerke Korrosionsbeständige legierung zur verwendung als werkstoff für in berührungskontakt mit lebewesen stehende teile
FR3008636B1 (fr) 2013-07-18 2015-08-07 Air Liquide Welding France Flux et procede de soudage a l'arc submerge des aciers a forte teneur en chrome

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE728159C (de) * 1936-10-09 1942-11-21 Boehler & Co Ag Geb Chrom-Mangan-Stickstoff-Stahl
AT214466B (de) * 1959-06-04 1961-04-10 Schoeller Bleckmann Stahlwerke Stahllegierungen zur Herstellung von Schwerstangen für Tiefbohrgestänge
AT233038B (de) * 1961-10-18 1964-04-25 Schoeller Bleckmann Stahlwerke Austenitische, korrosionsbeständige Chrom-Mangan-Stickstoff-Stähle zur Herstellung von gegen Spannungsrißkorrosion beständigen Gegenständen
US4450008A (en) * 1982-12-14 1984-05-22 Earle M. Jorgensen Co. Stainless steel

Also Published As

Publication number Publication date
ES2017790B3 (es) 1991-03-01
EP0277065A3 (en) 1988-08-10
FR2610008A1 (fr) 1988-07-29
EP0277065A2 (de) 1988-08-03
EP0277065B1 (de) 1990-07-25
DE3860343D1 (de) 1990-08-30
FR2610008B1 (de) 1993-02-26

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee