BR112013014151A2 - método de produção de barra redonda para tubo sem costura feito de liga de alto teor de cr e alto teor de ni, e método de produção de tubo sem costura com uso de barra redonda - Google Patents
método de produção de barra redonda para tubo sem costura feito de liga de alto teor de cr e alto teor de ni, e método de produção de tubo sem costura com uso de barra redondaInfo
- Publication number
- BR112013014151A2 BR112013014151A2 BR112013014151A BR112013014151A BR112013014151A2 BR 112013014151 A2 BR112013014151 A2 BR 112013014151A2 BR 112013014151 A BR112013014151 A BR 112013014151A BR 112013014151 A BR112013014151 A BR 112013014151A BR 112013014151 A2 BR112013014151 A2 BR 112013014151A2
- Authority
- BR
- Brazil
- Prior art keywords
- production method
- pipe
- seamless
- round
- alloy
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 2
- 229910000990 Ni alloy Inorganic materials 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
- B21B1/026—Rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
- B21B1/04—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing in a continuous process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
-
- 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
- C21D9/0075—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rods of limited length
-
- 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
- C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/055—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 20% but less than 30%
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- 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
- C22C38/18—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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
- B21B2001/022—Blooms or billets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/02—Transverse dimensions
- B21B2261/06—Width
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/02—Transverse dimensions
- B21B2261/08—Diameter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/02—Transverse dimensions
- B21B2261/10—Cross-sectional area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B3/02—Rolling special iron alloys, e.g. stainless steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/006—Continuous casting of metals, i.e. casting in indefinite lengths of tubes
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4998—Combined manufacture including applying or shaping of fluent material
- Y10T29/49988—Metal casting
- Y10T29/49991—Combined with rolling
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010285738 | 2010-12-22 | ||
JP2010-285738 | 2010-12-22 | ||
PCT/JP2011/007098 WO2012086179A1 (ja) | 2010-12-22 | 2011-12-20 | 高Cr-高Ni合金からなる継目無管用丸鋼片の製造方法、およびその丸鋼片を用いた継目無管の製造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
BR112013014151A2 true BR112013014151A2 (pt) | 2016-09-27 |
BR112013014151B1 BR112013014151B1 (pt) | 2020-08-04 |
BR112013014151B8 BR112013014151B8 (pt) | 2020-09-01 |
Family
ID=46313471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112013014151A BR112013014151B8 (pt) | 2010-12-22 | 2011-12-20 | método de produção de barra redonda para tubo sem costura feito de liga de alto teor de cr e alto teor de ni, e método de produção de tubo sem costura com uso de barra redonda |
Country Status (8)
Country | Link |
---|---|
US (1) | US9468959B2 (pt) |
EP (1) | EP2656931B1 (pt) |
JP (1) | JP5056990B2 (pt) |
KR (1) | KR101516104B1 (pt) |
CN (1) | CN103269808B (pt) |
BR (1) | BR112013014151B8 (pt) |
MX (1) | MX345041B (pt) |
WO (1) | WO2012086179A1 (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5682602B2 (ja) * | 2012-08-09 | 2015-03-11 | 新日鐵住金株式会社 | 内面品質に優れたNi含有高合金丸ビレットの製造方法 |
CA2799372C (en) * | 2012-12-20 | 2019-08-20 | Nova Chemicals Corporation | Transfer line exchanger |
CN105546228A (zh) * | 2016-01-20 | 2016-05-04 | 浙江海洋学院 | 一种船舶用无缝钢管及其制备方法 |
CN114774782B (zh) * | 2022-03-29 | 2023-07-14 | 中钢集团邢台机械轧辊有限公司 | 一种穿孔辊及其制备方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61140301A (ja) | 1984-12-12 | 1986-06-27 | Kawasaki Steel Corp | 傾斜圧延方式による、継目無ステンレス鋼管用丸ビレットの製造方法 |
JPH01293909A (ja) * | 1988-05-19 | 1989-11-27 | Kawasaki Steel Corp | Cr含有継目無鋼管の製造方法 |
JP2707839B2 (ja) | 1990-12-25 | 1998-02-04 | 住友金属工業株式会社 | マルテンサイト系継目無鋼管とその製造方法 |
JPH10130687A (ja) * | 1996-10-30 | 1998-05-19 | Kawasaki Steel Corp | 熱間加工用潤滑剤組成物 |
JP4867088B2 (ja) * | 2001-06-21 | 2012-02-01 | 住友金属工業株式会社 | 高Cr系継目無鋼管の製造方法 |
JP2004188461A (ja) * | 2002-12-11 | 2004-07-08 | Sanyo Special Steel Co Ltd | Sus430系鋼種の連続鋳造ブルームの分塊圧延による丸形ビレットの製造方法 |
EP2682494B1 (en) * | 2004-06-30 | 2019-11-06 | Nippon Steel Corporation | Method for manufacturing an Fe-Ni alloy pipe stock |
EP1785204B1 (en) * | 2004-08-31 | 2012-05-30 | Sumitomo Metal Industries, Ltd. | Die, method of manufacturing stepped metal tube, and stepped metal tube |
JP4945946B2 (ja) * | 2005-07-26 | 2012-06-06 | 住友金属工業株式会社 | 継目無鋼管およびその製造方法 |
JP4556861B2 (ja) | 2005-12-15 | 2010-10-06 | 住友金属工業株式会社 | 丸鋼片の製造方法 |
JP5003151B2 (ja) | 2006-12-28 | 2012-08-15 | 住友金属工業株式会社 | 高Cr−高Ni基合金鋼からなる継目無鋼管の製造方法 |
JP4946557B2 (ja) * | 2007-03-20 | 2012-06-06 | Jfeスチール株式会社 | ビレットおよびその製造方法 |
JP5045528B2 (ja) | 2008-04-03 | 2012-10-10 | 住友金属工業株式会社 | ビレットの製造方法 |
-
2011
- 2011-12-20 EP EP11851090.8A patent/EP2656931B1/en active Active
- 2011-12-20 JP JP2011553216A patent/JP5056990B2/ja active Active
- 2011-12-20 WO PCT/JP2011/007098 patent/WO2012086179A1/ja active Application Filing
- 2011-12-20 CN CN201180062096.9A patent/CN103269808B/zh active Active
- 2011-12-20 MX MX2013007042A patent/MX345041B/es active IP Right Grant
- 2011-12-20 BR BR112013014151A patent/BR112013014151B8/pt active IP Right Grant
- 2011-12-20 US US13/996,157 patent/US9468959B2/en active Active
- 2011-12-20 KR KR1020137017422A patent/KR101516104B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
CN103269808A (zh) | 2013-08-28 |
JPWO2012086179A1 (ja) | 2016-05-26 |
KR20130100193A (ko) | 2013-09-09 |
CN103269808B (zh) | 2015-08-26 |
EP2656931B1 (en) | 2016-11-23 |
MX345041B (es) | 2017-01-16 |
EP2656931A4 (en) | 2015-07-29 |
US20130263436A1 (en) | 2013-10-10 |
KR101516104B1 (ko) | 2015-05-04 |
MX2013007042A (es) | 2014-01-31 |
BR112013014151B8 (pt) | 2020-09-01 |
JP5056990B2 (ja) | 2012-10-24 |
WO2012086179A1 (ja) | 2012-06-28 |
BR112013014151B1 (pt) | 2020-08-04 |
US9468959B2 (en) | 2016-10-18 |
EP2656931A1 (en) | 2013-10-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2781612A4 (en) | HEAT-RESISTANT ALLOY TUBE IN SOLD-FREE AUSTENITY | |
BR112013022531A2 (pt) | método e aparelho para fabricar um tubo compósito contínuo, e, uso de um tubo compósito | |
BR112013034058A8 (pt) | tubo de aço sem costura de parede grossa e alta resistência tendo alta resistência à acidez e método para produção do mesmo | |
EP2543747A4 (en) | WELDED STEEL TUBE FOR HIGH RESISTANCE HOLLOW SPRING | |
EP2857530A4 (en) | HIGH-RESISTANCE STAINLESS STEEL SOLDER-FREE PIPE FOR USE AS A PETROLEUM PIPE PIPING AND METHOD OF MANUFACTURING THEREOF | |
EP2824198B8 (en) | Method for producing seamless steel pipe having high-strength and excellent sulfide stress cracking resistance | |
IL232929B (en) | A malotropic alloy of iron that is resistant to paralysis and has high strength | |
PL2728031T3 (pl) | Rura z austenitycznej stali nierdzewnej | |
EP2865777A4 (en) | SEAMLESS TUBE OF HIGH STRENGTH STAINLESS STEEL WITH EXCELLENT CORROSION RESISTANCE FOR A PETROLEUM BORE AND METHOD OF MANUFACTURING THEREOF | |
EP2439301A4 (en) | HIGH STRENGTH STAINLESS STEEL PIPE | |
EP2799567A4 (en) | HIGH STRENGTH STEEL PIPE HAVING EXCELLENT DUCTILITY AND LOW TEMPERATURE TENACITY, HIGH STRENGTH STEEL SHEET, AND PROCESS FOR THE PRODUCTION OF STEEL SHEET | |
EP2548987A4 (en) | Seamless steel pipe for steam injection, and method of manufacturing same | |
PL2581464T3 (pl) | Rura z austenitycznej stali nierdzewnej o doskonałej odporności na utlenianie w parze wodnej i sposób jej wytwarzania | |
EP2799570A4 (en) | HEAT-RESISTANT AUSTENITIC STAINLESS STEEL WITH HIGH BOILER STONE RESISTANCE AND STAINLESS STEEL TUBE | |
BRPI1004563A2 (pt) | tubo de metal compósito inconsútil e método de fabricação do mesmo. | |
BR112014010340A2 (pt) | conjunto de duas unidades de tubulação, método para produzir um conjunto de duas unidades de tubulação, e, uso de um conjunto | |
EP2676747A4 (en) | Method for correcting pipe end of seamless pipe formed from high-cr stainless steel | |
BR112014012914A2 (pt) | processo contínuo para produzir tubos isolados, tubo isolado, aparelho para produzir um tubo isolado, e, uso de um aparelho | |
BR112013018457A2 (pt) | parafuso fabricado a partir de aço carbono de baixa liga e método para produzir tal parafuso. | |
EP2610362A4 (en) | AUSTENITIC ALLOY PIPE CONTAINING CR AND PROCESS FOR PRODUCTION THEREOF | |
ZA201203043B (en) | Explosive cladding of at least two metal pipes arranged within each other | |
BR112013014151A2 (pt) | método de produção de barra redonda para tubo sem costura feito de liga de alto teor de cr e alto teor de ni, e método de produção de tubo sem costura com uso de barra redonda | |
EP2415535A4 (en) | METHOD FOR MANUFACTURING ULTRAMINATED WELD-FREE WELDING METAL TUBE BY COLD ROLLING PROCESS | |
BR112013012123A2 (pt) | liga de níquel-cromo-ferro-molibdênio | |
EP2891725A4 (en) | SOLDERED STEEL PIPE AND METHOD FOR MANUFACTURING SAME |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
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] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 20/12/2011, OBSERVADAS AS CONDICOES LEGAIS. |
|
B16C | Correction of notification of the grant |
Free format text: REF. RPI 2587 DE 04/08/2020 QUANTO AO ENDERECO. |