ATE280843T1 - Stahl und rohr zur verwendung bei erhöhten temperaturen - Google Patents

Stahl und rohr zur verwendung bei erhöhten temperaturen

Info

Publication number
ATE280843T1
ATE280843T1 AT02730326T AT02730326T ATE280843T1 AT E280843 T1 ATE280843 T1 AT E280843T1 AT 02730326 T AT02730326 T AT 02730326T AT 02730326 T AT02730326 T AT 02730326T AT E280843 T1 ATE280843 T1 AT E280843T1
Authority
AT
Austria
Prior art keywords
steel
tube
elevated temperatures
free
tempering
Prior art date
Application number
AT02730326T
Other languages
English (en)
Inventor
Alireza Arbab
Bruno Lefebvre
Jean-Claude Vaillant
Original Assignee
V & M France
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
Application filed by V & M France filed Critical V & M France
Application granted granted Critical
Publication of ATE280843T1 publication Critical patent/ATE280843T1/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
    • C22C38/22—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
    • C22C38/40—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
    • C22C38/001—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
    • 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
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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 Articles (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
AT02730326T 2001-04-04 2002-04-03 Stahl und rohr zur verwendung bei erhöhten temperaturen ATE280843T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0104551A FR2823226B1 (fr) 2001-04-04 2001-04-04 Acier et tube en acier pour usage a haute temperature
PCT/FR2002/001151 WO2002081766A1 (fr) 2001-04-04 2002-04-03 Acier et tube en acier pour usage a haute temperature

Publications (1)

Publication Number Publication Date
ATE280843T1 true ATE280843T1 (de) 2004-11-15

Family

ID=8861915

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02730326T ATE280843T1 (de) 2001-04-04 2002-04-03 Stahl und rohr zur verwendung bei erhöhten temperaturen

Country Status (17)

Country Link
US (1) US20040109784A1 (de)
EP (1) EP1373589B1 (de)
JP (1) JP2004526058A (de)
KR (1) KR20040007489A (de)
CN (1) CN1317415C (de)
AT (1) ATE280843T1 (de)
AU (1) AU2002302671B8 (de)
BR (1) BR0208629B1 (de)
CA (1) CA2442299C (de)
CZ (1) CZ299079B6 (de)
DE (1) DE60201741T2 (de)
ES (1) ES2231694T3 (de)
FR (1) FR2823226B1 (de)
MX (1) MXPA03008934A (de)
PL (1) PL196693B1 (de)
RU (1) RU2293786C2 (de)
WO (1) WO2002081766A1 (de)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT413195B (de) * 2000-10-24 2005-12-15 Boehler Edelstahl Verfahren zur herstellung zylindrischer hohlkörper und verwendung derselben
KR100580112B1 (ko) * 2003-12-19 2006-05-12 한국원자력연구소 고 크롬 페라이트/마르텐사이트 내열합금의 제조방법
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
CN100473730C (zh) * 2004-09-15 2009-04-01 住友金属工业株式会社 管内表面的鳞片的耐剥离性优良的钢管
FR2902111B1 (fr) 2006-06-09 2009-03-06 V & M France Soc Par Actions S Compositions d'aciers pour usages speciaux
JP5328785B2 (ja) * 2007-07-10 2013-10-30 オウベル・アンド・デュヴァル 低含量のコバルトを有するまたはコバルト不含の硬化マルテンサイト鋼、当該鋼から部品を製造する方法、およびこのようにして得られる部品
CN101481775B (zh) * 2008-01-07 2010-11-24 宝山钢铁股份有限公司 一种炼油用炉管与工艺管道用钢及其制造方法
DE102008010749A1 (de) * 2008-02-20 2009-09-24 V & M Deutschland Gmbh Stahllegierung für einen niedrig legierten Stahl zur Herstellung hochfester nahtloser Stahlrohre
RU2371508C1 (ru) * 2008-06-04 2009-10-27 Открытое акционерное общество "Первоуральский новотрубный завод" Коррозионно-стойкая сталь для насосно-компрессорных и обсадных труб
RU2403313C2 (ru) * 2009-01-11 2010-11-10 Российская Федерация, от имени которой выступает государственный заказчик - Министерство промышленности и торговли Российской Федерации (Минпромторг России) Сталь для нефтехимического оборудования
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.
DE102009040250B4 (de) * 2009-09-04 2015-05-21 Alstom Technology Ltd. Zwangdurchlaufdampferzeuger für den Einsatz von Dampftemperaturen von über 650 Grad C
RU2425172C1 (ru) * 2010-04-14 2011-07-27 Открытое акционерное общество "Научно-производственное объединение "Центральный научно-исследовательский институт технологии машиностроения" (ОАО НПО "ЦНИИТМАШ") Жаропрочная сталь
CN102453842A (zh) * 2010-10-18 2012-05-16 张佳秋 一种特种合金钢及制备高铁道岔整体滑床台板的方法
CN101956055A (zh) * 2010-10-19 2011-01-26 钢铁研究总院 一种大口径厚壁耐热钢管的热处理方法
CN102477518B (zh) * 2010-11-24 2014-03-12 宝钢特钢有限公司 一种汽轮机叶片用钢及其制造方法
DE102010061186B4 (de) 2010-12-13 2014-07-03 Alstom Technology Ltd. Zwangdurchlaufdampferzeuger mit Wandheizfläche und Verfahren zu dessen Betrieb
RU2447184C1 (ru) * 2011-02-28 2012-04-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Белгородский государственный национальный исследовательский университет" (НИУ "БелГУ") Жаропрочная сталь мартенситного класса
CN102363864A (zh) * 2011-10-10 2012-02-29 刘群联 一种制造马氏体不锈钢钢管的方法
DE102011056421A1 (de) * 2011-12-14 2013-06-20 V&M Deutschland Gmbh Verfahren zur Überwachung des Fertigungsprozesses von warmgefertigten Rohren aus Stahl
ES2558027B1 (es) 2013-03-07 2016-12-05 Foster Wheeler Usa Corporation Método y sistema para prolongar la duración de funcionamiento de un horno utilizando materiales con diferentes propiedades térmicas
CN103194692B (zh) * 2013-04-25 2015-08-05 北京科技大学 一种超临界水堆用马氏体钢及其制备方法
JP6171834B2 (ja) 2013-10-21 2017-08-02 Ｊｆｅスチール株式会社 厚肉鋼材製造用装置列
CN103668002B (zh) * 2013-11-20 2015-07-01 马鞍山瑞辉实业有限公司 一种新型的铁素体耐热铸钢及其生产方法
BR102014005015A8 (pt) * 2014-02-28 2017-12-26 Villares Metals S/A aço inoxidável martensítico-ferrítico, produto manufaturado, processo para a produção de peças ou barras forjadas ou laminadas de aço inoxidável martensítico-ferrítico e processo para a produção de tudo sem costura de aço inoxidável martensítico-ferrítico
RU2558738C1 (ru) * 2014-06-03 2015-08-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Белгородский государственный национальный исследовательский университет" (НИУ "БелГУ") Жаропрочная сталь мартенситного класса
CN104313494B (zh) * 2014-11-12 2016-05-25 通裕重工股份有限公司 一种超临界锅炉用钢sa-335p92的冶炼方法
CN104498695A (zh) * 2014-12-06 2015-04-08 常熟市东鑫钢管有限公司 一种1Cr5Mo合金无缝钢管的热处理工艺
CN104745953B (zh) * 2015-03-31 2017-01-11 马鞍山市兴隆铸造有限公司 一种船用侧板低碳铬合金材料及其制备方法
CN104975230B (zh) * 2015-06-29 2017-03-15 无锡市诚天诺执行器制造有限公司 一种阀门驱动装置用弹簧材料及其制备方法
CN105385948B (zh) * 2015-11-06 2018-06-29 天津钢管集团股份有限公司 自升钻井平台用屈服强度大于690MPa无缝管的制造方法
MX2018005240A (es) * 2016-02-16 2018-08-01 Nippon Steel & Sumitomo Metal Corp Tubo de acero sin costura y método de fabricación del mismo.
JP6583532B2 (ja) * 2016-03-04 2019-10-02 日本製鉄株式会社 鋼材及び油井用鋼管
AU2017252037A1 (en) * 2016-04-22 2018-11-22 Aperam A process for manufacturing a martensitic stainless steel part from a sheet
JP6799387B2 (ja) * 2016-05-17 2020-12-16 日鉄ステンレス株式会社 耐水蒸気酸化性に優れる複相系ステンレス鋼の製造方法
MX2018014000A (es) * 2016-05-20 2019-04-01 Nippon Steel & Sumitomo Metal Corp "tubo de acero sin costura y metodo para producir el tubo de acero sin costura".
CN105970085A (zh) * 2016-06-21 2016-09-28 泉州市惠安闽投商贸有限公司 一种海洋钻井平台切屑处理系统用合金材料及其制备方法
CN105821320A (zh) * 2016-06-21 2016-08-03 泉州市惠安闽投商贸有限公司 一种海洋钻井平台盐水系统用合金材料及其制备方法
ES2846875T3 (es) 2016-07-12 2021-07-30 Vallourec Tubes France Tubo o tubería de acero sin costura martensítico con alto contenido de cromo resistente al calor con una combinación de alta resistencia a la rotura por fluencia y resistencia a la oxidación
CN106244773B (zh) * 2016-08-30 2018-07-24 国家电网公司 一种p92钢回火硬度的预测方法
MX2019002291A (es) * 2016-09-01 2019-07-04 Nippon Steel & Sumitomo Metal Corp Material de acero y tuberia de acero para pozos de petroleo.
WO2019059240A1 (ja) * 2017-09-21 2019-03-28 三菱日立パワーシステムズ株式会社 ガスタービンディスク材及びその熱処理方法
CN109439887A (zh) * 2018-12-21 2019-03-08 扬州龙川钢管有限公司 一种T/P92钢管δ铁素体控制方法
CN110106436B (zh) * 2019-03-18 2020-12-01 东北大学 一种耐高温耐蒸汽耐腐蚀锅炉用钢及其制备方法
KR102415824B1 (ko) 2020-06-30 2022-07-01 비에이치아이(주) 순환유동층연소 보일러용 재열기
KR102415823B1 (ko) 2020-06-30 2022-07-01 비에이치아이(주) 순환유동층연소 보일러용 과열기
CN112981057A (zh) * 2021-02-05 2021-06-18 大唐锅炉压力容器检验中心有限公司 一种低硬度p91钢试块的制备方法
CN113234899B (zh) * 2021-04-27 2023-03-24 大冶特殊钢有限公司 厚壁p92钢管的热处理方法
JP7709074B2 (ja) * 2021-07-14 2025-07-16 日本製鉄株式会社 フェライト系耐熱鋼
CN116065007B (zh) * 2022-11-15 2025-03-25 中国科学院金属研究所 一种分段调控高硅高铬耐热钢中δ铁素体的方法
CN116949260B (zh) * 2023-09-20 2023-12-19 成都先进金属材料产业技术研究院股份有限公司 一种p91无缝钢管用钢锭及其热变形方法

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2236185A (en) * 1937-02-20 1941-03-25 Jr Thomas E Murray Production of tubular units for boilers and the like
US2622977A (en) * 1947-11-14 1952-12-23 Kalling Bo Michael Sture Desulfurization of iron and iron alloys
US2590835A (en) * 1948-12-16 1952-04-01 Firth Vickers Stainless Steels Ltd Alloy steels
US3131058A (en) * 1962-03-05 1964-04-28 Res Inst Iron Steel Method of manufacturing fine grained and clean steels
GB1142555A (en) * 1966-08-25 1969-02-12 Int Nickel Ltd Nickel-cobalt steels
JPS6487592A (en) * 1987-09-30 1989-03-31 Nec Corp Single crystal growing device
SU1565916A1 (ru) * 1988-08-15 1990-05-23 Центральный научно-исследовательский институт черной металлургии им.И.П.Бардина Сталь
JPH0830251B2 (ja) * 1989-02-23 1996-03-27 日立金属株式会社 高温強度の優れたフェライト系耐熱鋼
JPH0621323B2 (ja) * 1989-03-06 1994-03-23 住友金属工業株式会社 耐食、耐酸化性に優れた高強度高クロム鋼
JP2834196B2 (ja) * 1989-07-18 1998-12-09 新日本製鐵株式会社 高強度、高靭性フェライト系耐熱鋼
JP2631250B2 (ja) * 1991-06-18 1997-07-16 新日本製鐵株式会社 ボイラ用鋼管用高強度フェライト系耐熱鋼
JPH083697A (ja) * 1994-06-13 1996-01-09 Japan Steel Works Ltd:The 耐熱鋼
US5888318A (en) * 1994-07-06 1999-03-30 The Kansai Electric Power Co., Inc. Method of producing ferritic iron-base alloys and ferritic heat resistant steels
JPH08187592A (ja) * 1995-01-09 1996-07-23 Nippon Steel Corp 高Ｃｒフェライト系耐熱鋼用溶接材料
JPH08218154A (ja) * 1995-02-14 1996-08-27 Nippon Steel Corp 耐金属間化合物析出脆化特性の優れた高強度フェライト系耐熱鋼
JPH08225833A (ja) * 1995-02-16 1996-09-03 Nippon Steel Corp 高温クリープ強度の優れたマルテンサイト系耐熱鋼の製造方法
JP3723924B2 (ja) * 1995-04-03 2005-12-07 株式会社日本製鋼所 耐熱鋳鋼およびその製造方法
IT1275287B (it) * 1995-05-31 1997-08-05 Dalmine Spa Acciaio inossidabile supermartensitico avente elevata resistenza meccanica ed alla corrosione e relativi manufatti
DE69525621T3 (de) * 1995-08-21 2006-08-24 Hitachi, Ltd. Dampfturbinenkraftanlage und Dampfturbine
JP3759776B2 (ja) * 1995-12-28 2006-03-29 関西電力株式会社 高クロムフェライト系耐熱鋼
JP3358951B2 (ja) * 1996-09-10 2002-12-24 三菱重工業株式会社 高強度・高靱性耐熱鋳鋼
ATE250152T1 (de) * 1997-01-27 2003-10-15 Mitsubishi Heavy Ind Ltd Hochchromhaltiger, hitzebeständiger gussstahl und daraus hergestellter druckbehälter
JP3354832B2 (ja) * 1997-03-18 2002-12-09 三菱重工業株式会社 高靭性フェライト系耐熱鋼
JP3422658B2 (ja) * 1997-06-25 2003-06-30 三菱重工業株式会社 耐熱鋼
JPH1136038A (ja) * 1997-07-16 1999-02-09 Mitsubishi Heavy Ind Ltd 耐熱鋳鋼
JPH1161342A (ja) * 1997-08-08 1999-03-05 Mitsubishi Heavy Ind Ltd 高Ｃｒフェライト鋼

Also Published As

Publication number Publication date
EP1373589B1 (de) 2004-10-27
BR0208629B1 (pt) 2010-06-29
DE60201741D1 (de) 2004-12-02
WO2002081766A1 (fr) 2002-10-17
US20040109784A1 (en) 2004-06-10
EP1373589A1 (de) 2004-01-02
DE60201741T2 (de) 2006-03-02
ES2231694T3 (es) 2005-05-16
KR20040007489A (ko) 2004-01-24
PL196693B1 (pl) 2008-01-31
RU2003132171A (ru) 2005-04-10
MXPA03008934A (es) 2003-12-08
RU2293786C2 (ru) 2007-02-20
FR2823226A1 (fr) 2002-10-11
BR0208629A (pt) 2004-03-23
CA2442299C (fr) 2009-08-18
JP2004526058A (ja) 2004-08-26
CA2442299A1 (fr) 2002-10-17
CZ299079B6 (cs) 2008-04-16
FR2823226B1 (fr) 2004-02-20
AU2002302671B2 (en) 2008-01-03
CN1317415C (zh) 2007-05-23
AU2002302671B8 (en) 2008-02-21
PL363975A1 (en) 2004-11-29
CZ20032695A3 (cs) 2004-03-17
CN1509342A (zh) 2004-06-30

Similar Documents

Publication Publication Date Title
ATE280843T1 (de) Stahl und rohr zur verwendung bei erhöhten temperaturen
MXPA05008189A (es) Procedimiento de fabricacion de una banda de acero bifasico de estructura ferritico- martensitica, laminada en frio, y banda obtenida.
RU2010121834A (ru) Стальная труба с высокой расширяемостью и способ ее изготовления
SE8003567L (sv) Forfaringssett for framstellning av rostfritt, ferritaustenitisk stal
KR930013189A (ko) 저항복비 고강도 열연강판 및 그의 제조방법
EA201990013A1 (ru) Высокохромистая мартенситная жаропрочная сталь, характеризующаяся высокой длительной прочностью и сопротивлением окислению
TWI266806B (en) Steel site for thermal-resistant springs, thermal-resistant spring and manufacturing method thereof
ZA202305240B (en) Cold rolled and heat treated steel sheet and a method of manufacturing thereof
MY192536A (en) High-mn steel and method for manufacturing same
ATE356300T1 (de) Hochfester bolzen mit hervorragender widerstandsfähigkeit gegen verzögerten bruch und stahlprodukt dafür
JPS55138056A (en) Refining free high strength forging steel
JPS552743A (en) Steel excellent in damping performance and manufacture thereof
CS203916B2 (en) Austentic ferrous-chrom-nickel steels with high centent of silicon for the stress at temperature over 800 degree c
KR20180001704A (ko) 필름형 잔류 오스테나이트를 포함하는 강재
KR102154986B1 (ko) 고망간 3세대 진화 고강도 강
RU2071989C1 (ru) Сталь (ее варианты)
JPS5541929A (en) Steel for high efficiency welding and low temperature use
RU2167953C2 (ru) Высокопрочная нержавеющая сталь
DE69710151D1 (de) Hitzebeständige Stahllegierung für metallische Hüttensohlteile in Wärmebehandlungsöfen für Stahlwerkstoffe
KR101695261B1 (ko) 강도와 연성의 조합이 우수한 고강도 강판, 그 제조 방법
KR950006016A (ko) 열간 금형 공구강 및 그 제조방법
EP0003208A1 (de) Siliziumstahl
JP2003221621A (ja) リンク体及びリンク体の熱処理方法
DK0573335T3 (da) Rustfri stållegering til dele anvendt under ultravacuum og ved lave temperaturer
MY196420A (en) Steel Sheet for Cans and Method for Manufacturing the same

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1373589

Country of ref document: EP