DE1261677B - Verwendung von nichtmagnetisierbaren, austenitischen Stahllegierungen fuer Schwerstangen - Google Patents
Verwendung von nichtmagnetisierbaren, austenitischen Stahllegierungen fuer SchwerstangenInfo
- Publication number
- DE1261677B DE1261677B DESCH27980A DESC027980A DE1261677B DE 1261677 B DE1261677 B DE 1261677B DE SCH27980 A DESCH27980 A DE SCH27980A DE SC027980 A DESC027980 A DE SC027980A DE 1261677 B DE1261677 B DE 1261677B
- Authority
- DE
- Germany
- Prior art keywords
- drill collars
- drill
- magnetizable
- manganese
- collars
- 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.)
- Pending
Links
- 229910000851 Alloy steel Inorganic materials 0.000 title description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- XCNJCXWPYFLAGR-UHFFFAOYSA-N chromium manganese Chemical compound [Cr].[Mn].[Mn].[Mn] XCNJCXWPYFLAGR-UHFFFAOYSA-N 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 239000010955 niobium Substances 0.000 claims description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 2
- 229910000556 Monel K-500 Inorganic materials 0.000 claims 1
- 241001417524 Pomacanthidae Species 0.000 claims 1
- 239000003129 oil well Substances 0.000 claims 1
- 239000003208 petroleum Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- -1 tantane Chemical compound 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 12
- 229910000799 K alloy Inorganic materials 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- VNTLIPZTSJSULJ-UHFFFAOYSA-N chromium molybdenum Chemical compound [Cr].[Mo] VNTLIPZTSJSULJ-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
-
- 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
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/16—Drill collars
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
- Y10S148/905—Cutting tool
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Earth Drilling (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT418659A AT214466B (de) | 1959-06-04 | 1959-06-04 | Stahllegierungen zur Herstellung von Schwerstangen für Tiefbohrgestänge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1261677B true DE1261677B (de) | 1968-02-22 |
Family
ID=3560784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DESCH27980A Pending DE1261677B (de) | 1959-06-04 | 1960-06-01 | Verwendung von nichtmagnetisierbaren, austenitischen Stahllegierungen fuer Schwerstangen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3112195A (enrdf_load_stackoverflow) |
| AT (1) | AT214466B (enrdf_load_stackoverflow) |
| DE (1) | DE1261677B (enrdf_load_stackoverflow) |
| FR (1) | FR1259186A (enrdf_load_stackoverflow) |
| GB (1) | GB902440A (enrdf_load_stackoverflow) |
| NL (1) | NL111900C (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2051609A1 (de) * | 1969-10-23 | 1971-05-06 | Armco Steel Corp | Austenitischer, rostfreier Stahl |
| EP0183536A3 (en) * | 1984-11-30 | 1987-05-13 | Nippon Steel Corporation | Non-magnetic steel having high corrosion resistance and high strength for use as material of drill collar, and drill collar made of the steel |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT308793B (de) * | 1968-12-02 | 1973-07-25 | Schoeller Bleckmann Stahlwerke | Austenitische Chrom-Nickel-Stickstoff-Stahllegierung für nichtmagnetisierbare Schwerstangen und Gestängeteile |
| GB1384234A (en) * | 1971-01-28 | 1975-02-19 | Dunford Hadfields Ltd | Hot work tools made from steel alloys |
| US3854938A (en) * | 1971-04-27 | 1974-12-17 | Allegheny Ludlum Ind Inc | Austenitic stainless steel |
| US3753693A (en) * | 1971-05-06 | 1973-08-21 | Armco Steel Corp | Chromium-nickel-manganese-nitrogen austenitic stainless steel |
| JPS5331811B2 (enrdf_load_stackoverflow) * | 1971-08-18 | 1978-09-05 | ||
| JPS5128252B2 (enrdf_load_stackoverflow) * | 1972-05-24 | 1976-08-18 | ||
| US3900316A (en) * | 1972-08-01 | 1975-08-19 | Int Nickel Co | Castable nickel-chromium stainless steel |
| US4017711A (en) * | 1972-09-25 | 1977-04-12 | Nippon Steel Corporation | Welding material for low temperature steels |
| US4028098A (en) * | 1973-03-06 | 1977-06-07 | Mannesmann Aktiengesellschaft | Cryogenic steel |
| US3907551A (en) * | 1973-04-30 | 1975-09-23 | Allegheny Ludlum Ind Inc | Corrosion resistant austenitic steel |
| FR2236957A1 (en) * | 1973-07-03 | 1975-02-07 | Armco Steel Corp | Austenitic stainless steel - with very low work hardening rate and excellent weldability |
| US3861908A (en) * | 1973-08-20 | 1975-01-21 | Crucible Inc | Duplex stainless steel |
| US3880654A (en) * | 1973-11-28 | 1975-04-29 | Allegheny Ludlum Ind Inc | Corrosion resistant austenitic steel |
| US3938990A (en) * | 1973-11-28 | 1976-02-17 | Allegheny Ludlum Industries, Inc. | Method of making corrosion resistant austenitic steel |
| US3904401A (en) * | 1974-03-21 | 1975-09-09 | Carpenter Technology Corp | Corrosion resistant austenitic stainless steel |
| IT1108126B (it) * | 1977-11-30 | 1985-12-02 | Fischer Ag Georg | Lega per getti di acciaio austenitica non magentizzabile |
| JPS5681656A (en) * | 1979-12-10 | 1981-07-03 | Japan Steel Works Ltd:The | Nonmagnetic steel for cryogenic temperature high magnetic field apparatus |
| AT364592B (de) * | 1980-01-25 | 1981-10-27 | Ver Edelstahlwerke Ag | Verfahren zur herstellung von spannungsrisskorrosionsbestaendigen, nichtmagnetisierbaren schwerstangen aus austenitischen staehlen und vorrichtung zur durchfuehrung des verfahrens |
| US4337088A (en) * | 1980-05-12 | 1982-06-29 | Moses Jr Edward L | Non-magnetic stabilizer |
| EP0042180B1 (en) * | 1980-06-17 | 1987-03-25 | Kabushiki Kaisha Toshiba | A high cavitation erosion resistance stainless steel and hydraulic machines being made of the same |
| CA1205659A (en) * | 1981-03-20 | 1986-06-10 | Masao Yamamoto | Corrosion-resistant non-magnetic steel and retaining ring for a generator made of it |
| JPS57155350A (en) * | 1981-03-20 | 1982-09-25 | Toshiba Corp | Corrosion resistant nonmagnetic steel |
| GB2099456B (en) * | 1981-04-03 | 1984-08-15 | Kobe Steel Ltd | High mn-cr non-magnetic steel alloy |
| FR2509365A1 (fr) * | 1981-07-10 | 1983-01-14 | Creusot Loire | Masses-tiges amagnetiques en aciers austenitiques a durcissement structural |
| GB2115834B (en) * | 1982-03-02 | 1985-11-20 | British Steel Corp | Non-magnetic austenitic alloy steels |
| JPS58167724A (ja) * | 1982-03-26 | 1983-10-04 | Kobe Steel Ltd | 石油掘削スタビライザ−用素材の製造方法 |
| US4450008A (en) * | 1982-12-14 | 1984-05-22 | Earle M. Jorgensen Co. | Stainless steel |
| US4502886A (en) * | 1983-01-06 | 1985-03-05 | Armco Inc. | Austenitic stainless steel and drill collar |
| US4554028A (en) * | 1983-12-13 | 1985-11-19 | Carpenter Technology Corporation | Large warm worked, alloy article |
| US4818484A (en) * | 1983-12-13 | 1989-04-04 | Carpenter Technology Corporation | Austenitic, non-magnetic, stainless steel alloy |
| AT381658B (de) * | 1985-06-25 | 1986-11-10 | Ver Edelstahlwerke Ag | Verfahren zur herstellung von amagnetischen bohrstrangteilen |
| FR2610008A1 (fr) * | 1987-01-23 | 1988-07-29 | Smf Int | Acier amagnetique au manganese et au chrome et element tubulaire d'une colonne de forage realise en cet acier |
| US4822556A (en) * | 1987-02-26 | 1989-04-18 | Baltimore Specialty Steels Corporation | Austenitic stainless steel combining strength and resistance to intergranular corrosion |
| JPH0696753B2 (ja) | 1987-06-12 | 1994-11-30 | 株式会社東芝 | 耐隙間腐食性に優れた非磁性鋼の製造方法 |
| US4983128A (en) * | 1989-08-28 | 1991-01-08 | Amp Incorporated | Bus bar for making electrical taps |
| FR2672904B1 (fr) * | 1991-02-14 | 1993-05-07 | Aubert & Duval Acieries | Acier inoxydable amagnetique a base manganese-chrome resistant a la corrosion sous contrainte, procede de fabrication d'une barre en acier amagnetique de grande longueur. |
| US5328529A (en) * | 1993-03-25 | 1994-07-12 | Armco Inc. | High strength austenitic stainless steel having excellent galling resistance |
| FR2744379A1 (fr) * | 1996-02-07 | 1997-08-08 | Smf Int | Procede de traitement mecanique d'un produit de forme allongee en acier austenitique amagnetique et en particulier d'une masse-tige pour forage petrolier |
| EP1025948A3 (de) * | 1999-02-01 | 2002-01-23 | Castolin S.A. | Schweisswerkstoff und seine Verwendung |
| JP2003155542A (ja) * | 2001-11-21 | 2003-05-30 | Japan Atom Energy Res Inst | 熱間加工性及び超伝導材生成熱処理後の耐加熱脆化特性に優れた超伝導マグネット構造材用高Ｍｎ非磁性鋼 |
| JP2009541587A (ja) * | 2006-06-23 | 2009-11-26 | ジョルゲンセン フォージ コーポレーション | オーステナイト系常磁性耐食性材料 |
| JP5162954B2 (ja) * | 2007-05-06 | 2013-03-13 | 大同特殊鋼株式会社 | 高強度非磁性ステンレス鋼、並びに、高強度非磁性ステンレス鋼部品及びその製造方法 |
| US20100189589A1 (en) * | 2007-08-29 | 2010-07-29 | Advanced International Multitech Co., Ltd | Sports gear apparatus made from cr-mn-n austenitic stainless steel |
| TW200909593A (en) * | 2007-08-29 | 2009-03-01 | Advanced Int Multitech Co Ltd | Chromium-manganese-nitrogen austenite series stainless steel |
| DE102008008113A1 (de) * | 2008-02-08 | 2009-08-13 | Schaeffler Kg | Nichtmagnetisierbares Wälzlagerbauteil aus einem austenitischen Werkstoff und Verfahren zur Herstellung eines derartigen Wälzlagerbauteils |
| TW201002835A (en) * | 2008-07-11 | 2010-01-16 | Walsin Lihwa Corp | Economical fast-cutting Austenitic iron-based stainless steel |
| CN101942612A (zh) * | 2010-08-09 | 2011-01-12 | 振石集团东方特钢股份有限公司 | 一种具有良好耐腐蚀性能的节镍奥氏体不锈钢 |
| HUE046585T2 (hu) * | 2014-03-28 | 2020-03-30 | Outokumpu Oy | Ausztenites, magas mangántartalmú rozsdamentes acél |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT152291B (de) * | 1936-10-07 | 1938-01-25 | Boehler & Co Ag Geb | Chrom-Mangan-Stähle mit 0¨01 1¨5% Kohlenstoff, 5 25% Chrom, 10 35% Mangan. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2280686A (en) * | 1938-04-06 | 1942-04-21 | Thompson Prod Inc | Method of making engine poppet valves |
| US2334870A (en) * | 1942-02-04 | 1943-11-23 | Electro Metallurg Co | Austenitic chromium-nickel and/or manganese steels |
| US2657130A (en) * | 1952-12-31 | 1953-10-27 | Armco Steel Corp | High-temperature steel and articles |
| US2789049A (en) * | 1954-11-03 | 1957-04-16 | Mckay Co | High strength welding steel |
| US2820725A (en) * | 1955-06-21 | 1958-01-21 | Eutectic Welding Alloys | Welding alloys and fluxes |
| US2891858A (en) * | 1955-09-28 | 1959-06-23 | Carpenter Steel Co | Single phase austenitic alloy steel |
-
1959
- 1959-06-04 AT AT418659A patent/AT214466B/de active
-
1960
- 1960-05-31 GB GB19288/60A patent/GB902440A/en not_active Expired
- 1960-05-31 US US32594A patent/US3112195A/en not_active Expired - Lifetime
- 1960-05-31 NL NL252182A patent/NL111900C/xx active
- 1960-06-01 DE DESCH27980A patent/DE1261677B/de active Pending
- 1960-06-03 FR FR6919A patent/FR1259186A/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT152291B (de) * | 1936-10-07 | 1938-01-25 | Boehler & Co Ag Geb | Chrom-Mangan-Stähle mit 0¨01 1¨5% Kohlenstoff, 5 25% Chrom, 10 35% Mangan. |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2051609A1 (de) * | 1969-10-23 | 1971-05-06 | Armco Steel Corp | Austenitischer, rostfreier Stahl |
| EP0183536A3 (en) * | 1984-11-30 | 1987-05-13 | Nippon Steel Corporation | Non-magnetic steel having high corrosion resistance and high strength for use as material of drill collar, and drill collar made of the steel |
Also Published As
| Publication number | Publication date |
|---|---|
| US3112195A (en) | 1963-11-26 |
| FR1259186A (fr) | 1961-04-21 |
| GB902440A (en) | 1962-08-01 |
| NL111900C (enrdf_load_stackoverflow) | 1965-10-15 |
| AT214466B (de) | 1961-04-10 |
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| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 |