BR112017009762A2 - aço de baixa liga para tubo de poço de óleo e método de fabricação de tubo de poço de óleo de aço de baixa liga - Google Patents
aço de baixa liga para tubo de poço de óleo e método de fabricação de tubo de poço de óleo de aço de baixa ligaInfo
- Publication number
- BR112017009762A2 BR112017009762A2 BR112017009762-1A BR112017009762A BR112017009762A2 BR 112017009762 A2 BR112017009762 A2 BR 112017009762A2 BR 112017009762 A BR112017009762 A BR 112017009762A BR 112017009762 A2 BR112017009762 A2 BR 112017009762A2
- Authority
- BR
- Brazil
- Prior art keywords
- oil well
- alloy steel
- well pipe
- low alloy
- low
- Prior art date
Links
- 229910000851 Alloy steel Inorganic materials 0.000 title abstract 4
- 239000003129 oil well Substances 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 229910001566 austenite Inorganic materials 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 229910000734 martensite Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
- C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
-
- 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
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- 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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- 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
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- 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
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
trata-se de um aço de baixa liga para tubo de poço de óleo em que altas forças e resistências à ssc satisfatórias podem ser alcançadas de maneira estável. um aço de baixa liga para tubo de poço de óleo tem uma composição química que inclui, por porcentagem em massa, c: mais do que 0,45 e até 0,65%; si: 0,05 a 0,50%, mn: 0,10 a 1,00%; p: até 0,020%; s: até 0,0020%; cu: até 0,1%; cr: 0,40 a 1,50%; ni: até 0,1%; mo: 0,50 a 2,50%; ti: até 0,01%; v: 0,05 a 0,25%; nb: 0,005 a 0,20%; al: 0,010 a 0,100%; b: até 0,0005%; ca: 0 a 0,003%; o: até 0,01%; n: até 0,007%; e outros elementos, sendo que o aço tem uma microestrutura que consiste em martensita temperada e austenita retida em menos do que 2% em fração de volume, sendo que o número de tamanho de grão de cristal é 9,0 ou maior, a densidade de número de inclusões à base de carbonitreto com um diâmetro de grão de 50 µm ou maior é 10 inclusões/100 mm2 ou menor, e o limite de elasticidade é 965 mpa ou maior.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014-251565 | 2014-12-12 | ||
JP2014251565 | 2014-12-12 | ||
PCT/JP2015/084104 WO2016093161A1 (ja) | 2014-12-12 | 2015-12-04 | 油井管用低合金鋼及び低合金鋼油井管の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112017009762A2 true BR112017009762A2 (pt) | 2018-02-20 |
BR112017009762B1 BR112017009762B1 (pt) | 2021-09-08 |
Family
ID=56107347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112017009762-1A BR112017009762B1 (pt) | 2014-12-12 | 2015-12-04 | Tubo de poço de óleo de aço de baixa liga e método de fabricação de tubo de poço de óleo de aço de baixa liga |
Country Status (11)
Country | Link |
---|---|
US (1) | US11060160B2 (pt) |
EP (1) | EP3231884B1 (pt) |
JP (1) | JP6160785B2 (pt) |
CN (1) | CN107002201B (pt) |
AR (1) | AR102961A1 (pt) |
AU (1) | AU2015361346B2 (pt) |
BR (1) | BR112017009762B1 (pt) |
CA (1) | CA2970271C (pt) |
MX (1) | MX2017007583A (pt) |
RU (1) | RU2673262C1 (pt) |
WO (1) | WO2016093161A1 (pt) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AR101200A1 (es) * | 2014-07-25 | 2016-11-30 | Nippon Steel & Sumitomo Metal Corp | Tubo de acero de baja aleación para pozo de petróleo |
CN106555042A (zh) * | 2015-09-24 | 2017-04-05 | 宝山钢铁股份有限公司 | 一种有效细化晶粒的无缝钢管在线控制冷却工艺及制造方法 |
JP6680142B2 (ja) * | 2016-08-22 | 2020-04-15 | 日本製鉄株式会社 | 高強度継目無油井管およびその製造方法 |
JP6798559B2 (ja) | 2016-10-06 | 2020-12-09 | 日本製鉄株式会社 | 鋼材、油井用鋼管、及び、鋼材の製造方法 |
MX2019003100A (es) | 2016-10-17 | 2019-06-10 | Jfe Steel Corp | Tubo de acero sin soldadura de alta resistencia para tubos para la industria del petroleo, y metodo para producir el mismo. |
JP6801376B2 (ja) * | 2016-11-01 | 2020-12-16 | 日本製鉄株式会社 | 高強度低合金油井用継目無鋼管及びその製造方法 |
CN110234779A (zh) * | 2017-01-24 | 2019-09-13 | 日本制铁株式会社 | 钢材和钢材的制造方法 |
CN107829040A (zh) * | 2017-10-24 | 2018-03-23 | 潍坊友容实业有限公司 | 高强度抗盐碱金属管材及其制备方法 |
JP6947012B2 (ja) * | 2017-12-25 | 2021-10-13 | 日本製鉄株式会社 | 鋼材、油井用鋼管、及び、鋼材の製造方法 |
AR114708A1 (es) * | 2018-03-26 | 2020-10-07 | Nippon Steel & Sumitomo Metal Corp | Material de acero adecuado para uso en entorno agrio |
AR115003A1 (es) * | 2018-04-05 | 2020-11-18 | Nippon Steel & Sumitomo Metal Corp | Material de acero adecuado para uso en entorno agrio |
WO2019198460A1 (ja) * | 2018-04-09 | 2019-10-17 | 日本製鉄株式会社 | 鋼管、及び、鋼管の製造方法 |
JP2021522416A (ja) * | 2018-04-27 | 2021-08-30 | ヴァルレック オイル アンド ガス フランス | 硫化物応力割れ耐性を有する鋼、そのような鋼から形成された管状製品、そのような管状製品の製造プロセス、およびその使用 |
JP7256371B2 (ja) * | 2019-03-14 | 2023-04-12 | 日本製鉄株式会社 | 鋼材の製造方法、及び、焼戻し設備 |
WO2021009543A1 (en) * | 2019-07-16 | 2021-01-21 | Arcelormittal | Method for producing a steel part and steel part |
CN114395696B (zh) * | 2022-02-28 | 2024-05-24 | 衡阳华菱钢管有限公司 | 一种油井管用钢、其制备方法和油井管 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5333700A (en) | 1976-09-10 | 1978-03-29 | Laurel Bank Machine Co | Device for indicating kinds of packaged coins |
JPS5522322A (en) | 1978-08-04 | 1980-02-18 | Sumitomo Cement Co Ltd | Method of heating powder material and device therefor |
JPS6086216A (ja) * | 1983-10-19 | 1985-05-15 | Kawasaki Steel Corp | 耐硫化物応力腐食割れ性を改善した電気抵抗溶接鋼管用鋼の製造方法 |
JPS6254021A (ja) | 1985-05-23 | 1987-03-09 | Kawasaki Steel Corp | 耐硫化物応力腐食割れ性に優れる高強度継目無鋼管の製造方法 |
JPS63203748A (ja) | 1987-02-19 | 1988-08-23 | Kawasaki Steel Corp | 耐硫化物応力腐食割れ性に優れた高強度鋼 |
JPH01259125A (ja) * | 1988-04-11 | 1989-10-16 | Sumitomo Metal Ind Ltd | 耐食性に優れた高強度油井管の製造方法 |
JPH01283322A (ja) * | 1988-05-10 | 1989-11-14 | Sumitomo Metal Ind Ltd | 耐食性に優れた高強度油井管の製造方法 |
DK0828007T3 (da) * | 1995-05-15 | 2002-02-25 | Sumitomo Metal Ind | Fremgangsmåde til fremstilling af sømløst stålrør med høj styrke og fremragende sulfidspændingsrevnebestandighed |
JPH09249935A (ja) * | 1996-03-13 | 1997-09-22 | Sumitomo Metal Ind Ltd | 耐硫化物応力割れ性に優れる高強度鋼材とその製造方法 |
JP3864921B2 (ja) | 2002-03-29 | 2007-01-10 | 住友金属工業株式会社 | 低合金鋼 |
CA2477420C (en) * | 2002-03-29 | 2007-09-25 | Sumitomo Metal Industries, Ltd. | Low alloy steel |
JP4008391B2 (ja) * | 2003-07-11 | 2007-11-14 | 株式会社神戸製鋼所 | 耐水素脆化特性に優れた高強度鋼およびその製造方法 |
JP4135691B2 (ja) * | 2004-07-20 | 2008-08-20 | 住友金属工業株式会社 | 窒化物系介在物形態制御鋼 |
JP4609138B2 (ja) * | 2005-03-24 | 2011-01-12 | 住友金属工業株式会社 | 耐硫化物応力割れ性に優れた油井管用鋼および油井用継目無鋼管の製造方法 |
JP4792778B2 (ja) | 2005-03-29 | 2011-10-12 | 住友金属工業株式会社 | ラインパイプ用厚肉継目無鋼管の製造方法 |
JP4725437B2 (ja) * | 2006-06-30 | 2011-07-13 | 住友金属工業株式会社 | 厚鋼板用連続鋳造鋳片及びその製造方法並びに厚鋼板 |
EA012501B1 (ru) * | 2007-03-30 | 2009-10-30 | Сумитомо Метал Индастриз, Лтд. | Низколегированная сталь для нефтегазопромысловых труб и бесшовная стальная труба |
FR2942808B1 (fr) * | 2009-03-03 | 2011-02-18 | Vallourec Mannesmann Oil & Gas | Acier faiblement allie a limite d'elasticite elevee et haute resistance a la fissuration sous contrainte par les sulfures. |
JP5728836B2 (ja) * | 2009-06-24 | 2015-06-03 | Jfeスチール株式会社 | 耐硫化物応力割れ性に優れた油井用高強度継目無鋼管の製造方法 |
FR2960883B1 (fr) | 2010-06-04 | 2012-07-13 | Vallourec Mannesmann Oil & Gas | Acier faiblement allie a limite d'elasticite elevee et haute resistance a la fissuration sous contrainte par les sulfures |
JP2013129879A (ja) | 2011-12-22 | 2013-07-04 | Jfe Steel Corp | 耐硫化物応力割れ性に優れた油井用高強度継目無鋼管およびその製造方法 |
ES2755750T3 (es) * | 2012-03-07 | 2020-04-23 | Nippon Steel Corp | Método para producir tubería de acero sin juntas que tiene elevada resistencia y excelente resistencia a la fisuración por tensión de sulfuro |
US10407758B2 (en) * | 2012-06-20 | 2019-09-10 | Nippon Steel Corporation | Steel for oil country tubular goods and method of producing the same |
ES2690085T3 (es) * | 2012-11-05 | 2018-11-19 | Nippon Steel & Sumitomo Metal Corporation | Acero de baja aleación para productos tubulares para pozos de petróleo con excelente resistencia al agrietamiento bajo tensión por sulfuro, y método de fabricación del mismo |
JP5958450B2 (ja) * | 2012-11-27 | 2016-08-02 | Jfeスチール株式会社 | 耐硫化物応力腐食割れ性に優れた油井用低合金高強度継目無鋼管およびその製造方法 |
AR096965A1 (es) * | 2013-07-26 | 2016-02-10 | Nippon Steel & Sumitomo Metal Corp | Tubo de acero de baja aleación para pozo petrolero y método para la manufactura del mismo |
AR101200A1 (es) | 2014-07-25 | 2016-11-30 | Nippon Steel & Sumitomo Metal Corp | Tubo de acero de baja aleación para pozo de petróleo |
EP3222740B1 (en) * | 2014-11-18 | 2020-03-11 | JFE Steel Corporation | High-strength seamless steel pipe for oil wells and method for producing same |
-
2015
- 2015-12-04 AU AU2015361346A patent/AU2015361346B2/en active Active
- 2015-12-04 CN CN201580067454.3A patent/CN107002201B/zh active Active
- 2015-12-04 CA CA2970271A patent/CA2970271C/en active Active
- 2015-12-04 RU RU2017120297A patent/RU2673262C1/ru active
- 2015-12-04 WO PCT/JP2015/084104 patent/WO2016093161A1/ja active Application Filing
- 2015-12-04 JP JP2016563653A patent/JP6160785B2/ja active Active
- 2015-12-04 US US15/533,082 patent/US11060160B2/en active Active
- 2015-12-04 MX MX2017007583A patent/MX2017007583A/es unknown
- 2015-12-04 EP EP15868147.8A patent/EP3231884B1/en active Active
- 2015-12-04 BR BR112017009762-1A patent/BR112017009762B1/pt active IP Right Grant
- 2015-12-10 AR ARP150104022A patent/AR102961A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
AR102961A1 (es) | 2017-04-05 |
EP3231884B1 (en) | 2021-08-18 |
US20170362674A1 (en) | 2017-12-21 |
AU2015361346A1 (en) | 2017-06-29 |
AU2015361346B2 (en) | 2019-02-28 |
EP3231884A1 (en) | 2017-10-18 |
US11060160B2 (en) | 2021-07-13 |
WO2016093161A1 (ja) | 2016-06-16 |
CA2970271A1 (en) | 2016-06-16 |
MX2017007583A (es) | 2017-09-07 |
BR112017009762B1 (pt) | 2021-09-08 |
RU2673262C1 (ru) | 2018-11-23 |
JPWO2016093161A1 (ja) | 2017-04-27 |
CN107002201A (zh) | 2017-08-01 |
JP6160785B2 (ja) | 2017-07-12 |
EP3231884A4 (en) | 2018-06-06 |
CA2970271C (en) | 2020-02-18 |
CN107002201B (zh) | 2019-06-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR112017009762A2 (pt) | aço de baixa liga para tubo de poço de óleo e método de fabricação de tubo de poço de óleo de aço de baixa liga | |
BR112017000121A2 (pt) | aço inoxidável austenítico e método de fabricação para o mesmo | |
BR112019025042A2 (pt) | Vergalhão laminado para aço para mola | |
BR112017020003A2 (pt) | membro de folha de aço tratada termicamente e método de produção do mesmo | |
MX2018012411A (es) | Lamina de acero de alta resistencia y metodo para la fabricacion de la misma. | |
BR112017001430A2 (pt) | ?cano de aço de baixa liga para poço de óleo? | |
MX2017008360A (es) | Tubo de acero sin costura de alta resistencia para productos tubulares para paises productores de petroleo y metodo para producir el mismo. | |
MX2017002975A (es) | Tuberia de acero sin costura de alta resistencia para productos tubulares de region petrolifera y metodo de produccion de la misma. | |
MX2017008361A (es) | Tubo de acero sin costura de alta resistencia para productos tubulares para paises productores de petroleo y metodo para producir el mismo. | |
BR112017019994A2 (pt) | membro de folha de aço tratada termicamente e método para produzir o mesmo | |
BR112016023912A2 (pt) | aço para molas e método para produção do mesmo | |
MY176531A (en) | Austenitic stainless clad steel plate and method for producing thereof | |
BR112019005395A2 (pt) | material de aço, tubo de aço de poço de petróleo e método para produzir material de aço | |
BR112017009632A2 (pt) | tubo de aço sem costura de alta resistência para produtos tubulares para indústria petrolífera e método para produzir o mesmo | |
UA117494C2 (uk) | Високоміцна марганцева сталь для нафтової свердловини і труба для нафтових свердловин | |
BR112018000188A2 (pt) | aço inoxidável austenítico e método para produção de aço inoxidável austenítico | |
MX2015013538A (es) | Placa de acero chapada de alta resistencia para elemento estructural soldado, metodo para producir la misma. | |
RU2016137919A (ru) | Стальная труба для топливопровода высокого давления и использующий ее топливопровод высокого давления | |
BR112016015486A2 (pt) | Cano de ferro e aço que contém cromo à base de martensita para poço de óleo | |
BR112019007842A2 (pt) | cano inteiriço de aço inoxidável martensítico para cano de poço de petróleo e método para produzir cano inteiriço | |
BR112018012400A2 (pt) | tubo de aço inoxidável sem costura de alta resistência para poços de petróleo e método de fabricação do mesmo | |
MX2016012672A (es) | Acero inoxidable austenitico. | |
BR112017006937A2 (pt) | ?tubo de aço de baixa liga para poço de óleo? | |
AR102133A1 (es) | Material de acero de alta resistencia para pozo de petróleo y tuberías para la industria del petróleo | |
MX2017003888A (es) | Aleaciones de acero de alta ductibilidad con estructura de microconstitucion mezclada. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B25D | Requested change of name of applicant approved |
Owner name: NIPPON STEEL CORPORATION (JP) |
|
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/12/2015, OBSERVADAS AS CONDICOES LEGAIS. |