DE60300008D1 - Rostfreier Duplexstahl für Harnstoff-Herstellungsanlagen - Google Patents

Rostfreier Duplexstahl für Harnstoff-Herstellungsanlagen

Info

Publication number
DE60300008D1
DE60300008D1 DE60300008T DE60300008T DE60300008D1 DE 60300008 D1 DE60300008 D1 DE 60300008D1 DE 60300008 T DE60300008 T DE 60300008T DE 60300008 T DE60300008 T DE 60300008T DE 60300008 D1 DE60300008 D1 DE 60300008D1
Authority
DE
Germany
Prior art keywords
production plants
urea production
duplex steel
stainless duplex
stainless
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.)
Expired - Lifetime
Application number
DE60300008T
Other languages
English (en)
Other versions
DE60300008T2 (de
Inventor
Yoshimi Yamadera
Eiki Nagashima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Toyo Engineering Corp
Original Assignee
Sumitomo Metal Industries Ltd
Toyo Engineering Corp
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=27654636&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60300008(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sumitomo Metal Industries Ltd, Toyo Engineering Corp filed Critical Sumitomo Metal Industries Ltd
Publication of DE60300008D1 publication Critical patent/DE60300008D1/de
Application granted granted Critical
Publication of DE60300008T2 publication Critical patent/DE60300008T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C22C38/001—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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
DE60300008T 2002-02-05 2003-01-31 Rostfreier Duplexstahl für Harnstoff-Herstellungsanlagen Expired - Lifetime DE60300008T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002027695 2002-02-05
JP2002027695 2002-02-05

Publications (2)

Publication Number Publication Date
DE60300008D1 true DE60300008D1 (de) 2004-08-19
DE60300008T2 DE60300008T2 (de) 2005-02-03

Family

ID=27654636

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60300008T Expired - Lifetime DE60300008T2 (de) 2002-02-05 2003-01-31 Rostfreier Duplexstahl für Harnstoff-Herstellungsanlagen

Country Status (9)

Country Link
US (1) US7347903B2 (de)
EP (1) EP1340829B1 (de)
KR (1) KR100512757B1 (de)
CN (2) CN1267572C (de)
AR (1) AR038192A1 (de)
AU (1) AU2003200351B2 (de)
BR (1) BR0300280A (de)
CA (1) CA2417626C (de)
DE (1) DE60300008T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1688511A1 (de) * 2005-02-02 2006-08-09 DSM IP Assets B.V. Verfahren zur Harnstoffherstellung in einer konventionelle Harnstofffabrikanlage
WO2008065478A1 (en) * 2006-11-29 2008-06-05 Belleli Energy Cpe S.P.A. Process for welding special-steel tubes to a tube plate coated with a dpw28 duplex steel comprising machining of resting and welding seats in the spigots of the tube plate; heat exchanger comprising a tube bundle obtained by said process
DE102008018135B4 (de) * 2008-04-10 2011-05-19 Thyssenkrupp Vdm Gmbh Eisen-Chrom-Aluminium-Legierung mit hoher Lebensdauer und geringen Änderungen im Warmwiderstand
EP2123633A1 (de) * 2008-05-19 2009-11-25 DSM IP Assets B.V. Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxid
JP5018863B2 (ja) * 2009-11-13 2012-09-05 住友金属工業株式会社 耐アルカリ性に優れた二相ステンレス鋼
US8479700B2 (en) * 2010-01-05 2013-07-09 L. E. Jones Company Iron-chromium alloy with improved compressive yield strength and method of making and use thereof
JP5013030B1 (ja) * 2011-02-14 2012-08-29 住友金属工業株式会社 二相ステンレス溶接継手
EP2505581A1 (de) 2011-03-31 2012-10-03 Stamicarbon B.V. Harnstoffverfahren und -anlage ohne Emissionen
HUE046226T2 (hu) * 2011-09-06 2020-02-28 Stamicarbon Radar szint mérés
FI125854B (fi) 2011-11-04 2016-03-15 Outokumpu Oy Dupleksi ruostumaton teräs
CA2896706C (en) 2012-12-28 2017-08-29 Stamicarbon B.V. Urea plant revamping method
EP2801396A1 (de) * 2013-05-10 2014-11-12 Casale Sa Verwendung eines Duplexedelstahls bei der Ablösung einer Ammoniakablösung oder selbstablösenden Harnstoffanlagen, und Modernisierung der Harnstoffanlagen
WO2014192823A1 (ja) 2013-05-28 2014-12-04 東洋エンジニアリング株式会社 尿素合成方法
CN103438951A (zh) * 2013-09-06 2013-12-11 高正 合金钢耐磨防堵式风量及风速传感器
EA033051B9 (ru) 2013-12-27 2019-10-31 Stamicarbon Стойкий к коррозии дуплексный стальной сплав, изготовленные из него объекты и способ получения сплава
KR102277880B1 (ko) * 2013-12-27 2021-07-15 산드빅 인터렉츄얼 프로퍼티 에이비 내부식성 듀플렉스 강 합금, 합금으로 만들어진 물체들, 및 합금을 제조하는 방법
KR20240042679A (ko) 2015-07-20 2024-04-02 산드빅 인터렉츄얼 프로퍼티 에이비 듀플렉스 스테인레스 강 및 상기 듀플렉스 스테인레스 강의 성형품
UA124949C2 (uk) 2015-07-20 2021-12-15 Стамікарбон Б.В. Дуплексна нержавіюча сталь та її застосування
CN108048755B (zh) * 2017-11-10 2019-06-28 洛阳双瑞特种装备有限公司 一种用于流体输送的高硬度耐蚀铸造不锈钢
US20200332378A1 (en) * 2017-11-15 2020-10-22 Nippon Steel Corporation Duplex stainless steel and method for producing duplex stainless steel
EP3502294A1 (de) 2017-12-22 2019-06-26 Tubacex Innovación A.I.E. Korrosionsbeständiger rostfreier duplexstahl
SE1950909A1 (en) * 2019-07-31 2021-02-01 Ferritico Ab Duplex steel with improved embrittlement properties and method of producing such
WO2023198720A1 (en) * 2022-04-12 2023-10-19 Alleima Tube Ab New duplex stainless steel

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE453838B (sv) * 1985-09-05 1988-03-07 Santrade Ltd Hogkvevehaltigt ferrit-austenitiskt rostfritt stal
JP3227734B2 (ja) 1991-09-30 2001-11-12 住友金属工業株式会社 高耐食二相ステンレス鋼とその製造方法
JP2500162B2 (ja) 1991-11-11 1996-05-29 住友金属工業株式会社 耐食性に優れた高強度二相ステンレス鋼
SE501321C2 (sv) * 1993-06-21 1995-01-16 Sandvik Ab Ferrit-austenitiskt rostfritt stål samt användning av stålet
EP0777756B2 (de) * 1995-06-05 2004-03-17 POHANG IRON & STEEL CO., LTD. Verfahren zum herstellen von rostfreiem duplexstahl
SE519589C2 (sv) 1998-02-18 2003-03-18 Sandvik Ab Användning av höghållfast rostfritt stål i apparatur för framställning av kaustiksoda
JP3454354B2 (ja) 1999-06-25 2003-10-06 日鐵住金溶接工業株式会社 オーステナイト・フェライト系二相ステンレス鋼溶接材料およびそれを用いた高Ｃｒ鋼の溶接方法
SE9902472L (sv) * 1999-06-29 2000-08-07 Sandvik Ab Ferrit-austenitisk stållegering
NL1014512C2 (nl) 2000-02-28 2001-08-29 Dsm Nv Methode voor het lassen van duplex staal.

Also Published As

Publication number Publication date
US20030155046A1 (en) 2003-08-21
AU2003200351B2 (en) 2004-04-22
DE60300008T2 (de) 2005-02-03
CN1436873A (zh) 2003-08-20
AU2003200351A1 (en) 2003-08-21
KR20030066412A (ko) 2003-08-09
CA2417626C (en) 2006-11-28
CN100500921C (zh) 2009-06-17
US7347903B2 (en) 2008-03-25
EP1340829A1 (de) 2003-09-03
CN1267572C (zh) 2006-08-02
EP1340829B1 (de) 2004-07-14
KR100512757B1 (ko) 2005-09-07
CN1865484A (zh) 2006-11-22
AR038192A1 (es) 2005-01-05
CA2417626A1 (en) 2003-08-05
BR0300280A (pt) 2004-02-10

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings