CN102471864B - 一种在渗碳、渗氮和/或氮碳共渗之前活化钝态铁的或者非铁的金属制品的方法 - Google Patents

一种在渗碳、渗氮和/或氮碳共渗之前活化钝态铁的或者非铁的金属制品的方法 Download PDF

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Publication number
CN102471864B
CN102471864B CN201080032685.8A CN201080032685A CN102471864B CN 102471864 B CN102471864 B CN 102471864B CN 201080032685 A CN201080032685 A CN 201080032685A CN 102471864 B CN102471864 B CN 102471864B
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temperature
compound
nitriding
article
nitrocarburizing
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CN102471864A (zh
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T.L.克里斯琴森
T.S.胡梅尔肖
M.A.J.索默斯
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EXPANITE AS
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/28—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/28—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
    • C23C8/32—Carbo-nitriding of ferrous surfaces

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Catalysts (AREA)
CN201080032685.8A 2009-07-20 2010-07-19 一种在渗碳、渗氮和/或氮碳共渗之前活化钝态铁的或者非铁的金属制品的方法 Active CN102471864B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US21382409P 2009-07-20 2009-07-20
EP09165902A EP2278038A1 (en) 2009-07-20 2009-07-20 A method of activating an article of passive ferrous or non-ferrous metal prior to carburizing, nitriding and/or nitrocarburizing
US61/213824 2009-07-20
EP09165902.9 2009-07-20
PCT/DK2010/050194 WO2011009463A1 (en) 2009-07-20 2010-07-19 A method of activating an article of passive ferrous or non-ferrous metal prior to carburising, nitriding and/or nitrocarburising

Publications (2)

Publication Number Publication Date
CN102471864A CN102471864A (zh) 2012-05-23
CN102471864B true CN102471864B (zh) 2014-12-17

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Country Status (11)

Country Link
US (1) US8845823B2 (enExample)
EP (2) EP2278038A1 (enExample)
JP (1) JP5826748B2 (enExample)
CN (1) CN102471864B (enExample)
BR (1) BR112012001238B1 (enExample)
DK (1) DK2467509T3 (enExample)
ES (1) ES2776469T3 (enExample)
IN (1) IN2012DN00617A (enExample)
RU (1) RU2536841C2 (enExample)
SG (1) SG177562A1 (enExample)
WO (1) WO2011009463A1 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2462253B1 (en) 2009-08-07 2021-04-07 Swagelok Company Low temperature carburization under soft vacuum
CN103732783B (zh) * 2011-04-28 2015-12-02 埃克斯潘尼特公司 钝化合金的冷变形工件的固溶硬化方法，以及通过该方法固溶硬化的构件
JP5758278B2 (ja) * 2011-11-28 2015-08-05 中部電力株式会社 窒化処理方法
DK2804965T3 (da) 2012-01-20 2020-12-14 Swagelok Co Samtidigt flow af aktiveringsgas ved lavtemperatur-karburering
JP6241896B2 (ja) * 2012-04-27 2017-12-06 エクスパナイト テクノロジー アグシャセルスガーッブＥｘｐａｎｉｔｅ Ｔｅｃｈｎｏｌｏｇｙ Ａ／Ｓ 不動態合金の冷間変形された加工物の固溶硬化のための方法、およびこの方法によって固溶硬化された部材
JP6072530B2 (ja) * 2012-12-14 2017-02-01 中部電力株式会社 軟窒化処理方法
WO2015073094A2 (en) * 2013-08-27 2015-05-21 University Of Virginia Patent Foundation Lattice materials and structures and related methods thereof
US10605387B2 (en) 2013-12-10 2020-03-31 Parker-Hannifin Corporation Multiple layer hardness ferrule and method
WO2016019088A1 (en) 2014-07-31 2016-02-04 Williams Peter C Enhanced activation of self-passivating metals
CA2866646A1 (en) * 2014-10-06 2016-04-06 Michel Jozef Korwin Method for heat treating long steel pipes
FR3028530B1 (fr) 2014-11-14 2020-10-23 Peugeot Citroen Automobiles Sa Procede et installation de carbonitruration de piece(s) en acier sous basse pression et haute temperature
JP2018519125A (ja) * 2015-07-06 2018-07-19 ノボ・ノルデイスク・エー／エス 表面硬化した注射針及びその製造方法
FR3049883B1 (fr) * 2016-04-12 2018-05-04 Safran Noyau de conformation a chaud d'une piece metallique et procede de fabrication
JP6477609B2 (ja) * 2016-06-20 2019-03-06 トヨタ自動車株式会社 表面処理方法および表面処理装置
EP3279086B1 (en) * 2016-08-04 2023-09-27 Safran Landing Systems UK Ltd Aircraft landing gear shock absorber strut
EP3299487B2 (en) * 2016-09-27 2023-01-04 Bodycote plc Method for surface hardening a cold deformed article comprising low temperature annealing
US10514031B2 (en) 2016-11-22 2019-12-24 American Manufacturing Innovators, Inc. Packaging bore for eliminating washout failure
CA3075515A1 (en) 2017-09-19 2019-03-28 Bortec Gmbh & Co. Kg Improved pre-treatment process of a surface of a metallic substrate
PL424224A1 (pl) * 2018-01-08 2019-07-15 Seco/Warwick Spółka Akcyjna Sposób nawęglania niskociśnieniowego (LPC)
CN108251789B (zh) * 2018-04-13 2019-10-29 西北有色金属研究院 一种钛合金表面原位制备TiCN涂层的方法
CN112236540B (zh) * 2018-06-11 2023-05-16 斯瓦戈洛克公司 自钝化金属的化学活化
CN110819936B (zh) * 2019-10-23 2022-04-15 广州市广智机电工业研究所有限公司 一种氨-氮-二氧化碳气氛的防腐软氮化工艺方法
CN110760784B (zh) * 2019-11-25 2023-01-20 和县卜集振兴标准件厂 一种改善螺母氮碳共渗稳定性的方法
KR20220110733A (ko) * 2019-12-06 2022-08-09 스웨이지락 캄파니 자가-부동태화 금속의 화학적 활성화
RU2736289C1 (ru) * 2020-03-05 2020-11-13 Федеральное государственное бюджетное образовательное учреждение высшего образования "Ростовский государственный университет путей сообщения" (ФГБОУ ВО РГУПС) Способ азотирования деталей из легированных сталей
RU2737796C1 (ru) * 2020-03-05 2020-12-03 Федеральное государственное бюджетное образовательное учреждение высшего образования "Ростовский государственный университет путей сообщения" (ФГБОУ ВО РГУПС) Состав компаунда для азотирования деталей из легированных сталей
EP4143358A1 (en) 2020-04-29 2023-03-08 Swagelok Company Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization
CN112359315A (zh) * 2020-11-10 2021-02-12 安徽理工大学 一种钛合金表面绿色低温渗氮剂及方法
TWI798885B (zh) 2020-11-18 2023-04-11 日商帕卡熱處理工業股份有限公司 金屬構件之處理方法及處理裝置
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EP4330442A1 (en) 2021-04-28 2024-03-06 Swagelok Company Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization in the presence of oxygen-containing gas
WO2023114498A1 (en) 2021-12-17 2023-06-22 Carpenter Technology Corporation Articles fabricated from cold-worked and case-hardened essentially co-free stainless steel alloys and methods of fabrication thereof
EP4642291A1 (en) 2023-07-06 2025-11-05 Rolex Sa Assembly device, method, bracelet and watch

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2483962A1 (fr) * 1980-06-10 1981-12-11 Haertol Werk Agent de nitruration en bain de sel exempt de cyanure et de cyanate
DD296967A5 (de) * 1991-12-19 Verfahren zur Vorbehandlung von Eisenwerkstoffoberflächen für dasNitrieren in gasförmigen ammoniakhaltigen Gasmischungen
JP2005232518A (ja) * 2004-02-18 2005-09-02 Parker Netsu Shori Kogyo Kk エンジンバルブの表面硬化処理法
CN1914355A (zh) * 2004-02-04 2007-02-14 本田技研工业株式会社 金属材料的表面处理方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1772866A (en) 1927-07-02 1930-08-12 Hirsch Marx Treatment of iron and steel
FR925355A (fr) * 1945-04-28 1947-09-02 Nitralloy Corp Procédé pour le durcissement par nitruration des surfaces d'articles en métaux ferreux
JPS5118231B2 (enExample) * 1972-02-16 1976-06-08
JPS5250939A (en) * 1975-10-21 1977-04-23 Nitsushin Kanetsu Kougiyou Kk Gas carbonitrididing
SU1425250A1 (ru) * 1986-10-01 1988-09-23 Алтайский политехнический институт им.И.И.Ползунова Способ упрочнени твердосплавного W-Со инструмента
TW237484B (enExample) 1992-09-16 1995-01-01 Daido Oxygen
RU2170769C1 (ru) * 1999-08-13 2001-07-20 Александр Иванович Голубев Способ изготовления штанги для перфораторного бурения шпуров
PT1521861E (pt) 2002-07-16 2007-10-31 Univ Danmarks Tekniske Cementação de aço inoxidável
JP2004091892A (ja) 2002-09-02 2004-03-25 Tadaharu Kagaya 金属製品の窒化方法
DE602005015934D1 (de) * 2004-01-20 2009-09-24 Parker Netsushori Kogyo Kk Verfahren zur aktivierung der oberfläche eines metallbauelements
WO2005075705A1 (ja) 2004-02-04 2005-08-18 Honda Motor Co., Ltd. 金属材の表面処理方法
US8784576B2 (en) 2005-06-22 2014-07-22 Bodycote Netherlands Holding Bv Carburizing in hydrocarbon gas

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD296967A5 (de) * 1991-12-19 Verfahren zur Vorbehandlung von Eisenwerkstoffoberflächen für dasNitrieren in gasförmigen ammoniakhaltigen Gasmischungen
FR2483962A1 (fr) * 1980-06-10 1981-12-11 Haertol Werk Agent de nitruration en bain de sel exempt de cyanure et de cyanate
CN1914355A (zh) * 2004-02-04 2007-02-14 本田技研工业株式会社 金属材料的表面处理方法
JP2005232518A (ja) * 2004-02-18 2005-09-02 Parker Netsu Shori Kogyo Kk エンジンバルブの表面硬化処理法

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RU2012105919A (ru) 2013-08-27
US8845823B2 (en) 2014-09-30
EP2467509B1 (en) 2019-12-18
CN102471864A (zh) 2012-05-23
EP2278038A1 (en) 2011-01-26
BR112012001238B1 (pt) 2020-03-10
IN2012DN00617A (enExample) 2015-06-12
EP2467509A1 (en) 2012-06-27
RU2536841C2 (ru) 2014-12-27
JP2012533687A (ja) 2012-12-27
DK2467509T3 (da) 2020-03-16
BR112012001238A2 (pt) 2016-02-10
SG177562A1 (en) 2012-03-29
US20120111456A1 (en) 2012-05-10
ES2776469T3 (es) 2020-07-30
JP5826748B2 (ja) 2015-12-02
WO2011009463A1 (en) 2011-01-27

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