WO2004104245A3 - Composition gradient cermets and reactive heat treatment process for preparing same - Google Patents

Composition gradient cermets and reactive heat treatment process for preparing same Download PDF

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Publication number
WO2004104245A3
WO2004104245A3 PCT/US2004/015552 US2004015552W WO2004104245A3 WO 2004104245 A3 WO2004104245 A3 WO 2004104245A3 US 2004015552 W US2004015552 W US 2004015552W WO 2004104245 A3 WO2004104245 A3 WO 2004104245A3
Authority
WO
WIPO (PCT)
Prior art keywords
reactive
heat treatment
treatment process
composition gradient
cermets
Prior art date
Application number
PCT/US2004/015552
Other languages
French (fr)
Other versions
WO2004104245A2 (en
Inventor
Changmin Chun
Narasimha-Rao Ventaka Bangaru
Hyun-Woo Jin
Jayoung Koo
John Roger Peterson
Robert Lee Antram
Christopher John Fowler
Original Assignee
Exxonmobil Res & Eng Co
Changmin Chun
Narasimha-Rao Ventaka Bangaru
Hyun-Woo Jin
Jayoung Koo
John Roger Peterson
Robert Lee Antram
Christopher John Fowler
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
Priority claimed from US10/829,818 external-priority patent/US7431777B1/en
Application filed by Exxonmobil Res & Eng Co, Changmin Chun, Narasimha-Rao Ventaka Bangaru, Hyun-Woo Jin, Jayoung Koo, John Roger Peterson, Robert Lee Antram, Christopher John Fowler filed Critical Exxonmobil Res & Eng Co
Priority to EP04752548A priority Critical patent/EP1644549A2/en
Priority to JP2006533184A priority patent/JP2007516348A/en
Priority to AU2004242136A priority patent/AU2004242136A1/en
Priority to CA002523587A priority patent/CA2523587A1/en
Priority to BRPI0410402-1A priority patent/BRPI0410402A/en
Priority to MXPA05011135A priority patent/MXPA05011135A/en
Publication of WO2004104245A2 publication Critical patent/WO2004104245A2/en
Publication of WO2004104245A3 publication Critical patent/WO2004104245A3/en

Links

Classifications

    • 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
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • 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
    • 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
    • C23C8/10—Oxidising
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2204/00—End product comprising different layers, coatings or parts of cermet

Abstract

Cermets, particularly composition gradient cermets can be prepared starting with suitable bulk metal alloys by a reactive heat treatment process involving a reactive environment selected from the group consisting of reactive carbon, reactive nitrogen, reactive boron, reactive oxygen and mixtures thereof.
PCT/US2004/015552 2003-05-20 2004-05-18 Composition gradient cermets and reactive heat treatment process for preparing same WO2004104245A2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP04752548A EP1644549A2 (en) 2003-05-20 2004-05-18 Composition gradient cermets and reactive heat treatment process for preparing same
JP2006533184A JP2007516348A (en) 2003-05-20 2004-05-18 Composition gradient cermet and reactive heat treatment method for its preparation
AU2004242136A AU2004242136A1 (en) 2003-05-20 2004-05-18 Composition gradient cermets and reactive heat treatment process for preparing same
CA002523587A CA2523587A1 (en) 2003-05-20 2004-05-18 Composition gradient cermets and reactive heat treatment process for preparing same
BRPI0410402-1A BRPI0410402A (en) 2003-05-20 2004-05-18 processes for preparing a composition gradient cermet material, composition gradient cermet product, and method for protecting a metal surface exposed to an erosive material
MXPA05011135A MXPA05011135A (en) 2003-05-20 2004-05-18 Composition gradient cermets and reactive heat treatment process for preparing same.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US47199203P 2003-05-20 2003-05-20
US60/471,992 2003-05-20
US10/829,818 US7431777B1 (en) 2003-05-20 2004-04-22 Composition gradient cermets and reactive heat treatment process for preparing same
US10/829,818 2004-04-22

Publications (2)

Publication Number Publication Date
WO2004104245A2 WO2004104245A2 (en) 2004-12-02
WO2004104245A3 true WO2004104245A3 (en) 2005-07-07

Family

ID=33479307

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/015552 WO2004104245A2 (en) 2003-05-20 2004-05-18 Composition gradient cermets and reactive heat treatment process for preparing same

Country Status (9)

Country Link
EP (1) EP1644549A2 (en)
JP (1) JP2007516348A (en)
KR (1) KR20060004696A (en)
AU (1) AU2004242136A1 (en)
BR (1) BRPI0410402A (en)
CA (1) CA2523587A1 (en)
MX (1) MXPA05011135A (en)
RU (1) RU2005136134A (en)
WO (1) WO2004104245A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8123872B2 (en) * 2006-02-22 2012-02-28 General Electric Company Carburization process for stabilizing nickel-based superalloys
US7842139B2 (en) * 2006-06-30 2010-11-30 Exxonmobil Research And Engineering Company Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications
US7758925B2 (en) * 2007-09-21 2010-07-20 Siemens Energy, Inc. Crack-free erosion resistant coatings on steels
CN101429618B (en) * 2008-11-21 2012-10-31 嘉应学院 In-mold melting and diffusion forming gradient wear-resistant material and manufacturing method thereof
CN102677099A (en) * 2012-06-12 2012-09-19 河北联合大学 Ni-w gradient material and preparation method thereof
JP2014214344A (en) * 2013-04-25 2014-11-17 株式会社エフ・シー・シー Surface modification apparatus for alloy steel part, surface modification method for alloy steel part, and manufacturing method of alloy steel part
JP6452340B2 (en) * 2014-06-30 2019-01-16 国立大学法人群馬大学 Metal curing method
KR102497741B1 (en) * 2018-07-05 2023-02-09 에스케이이노베이션 주식회사 Alloy for Retaining High-temperature Structure and the Method of Retaining High-temperature Structure Using thereof
CN113621921B (en) * 2021-07-19 2022-09-16 西安理工大学 Gradient ceramic nickel multilayer film and chemical heat treatment preparation method thereof

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB398834A (en) * 1931-03-14 1933-09-14 Commentry Fourchambault Et Dec Improvements in and relating to the nitrogenisation of ferrous austenitic alloys
JPS61174324A (en) * 1985-01-28 1986-08-06 Toyota Motor Corp Production of high strength steel member capable of easily relieving strain
JPH02294462A (en) * 1989-05-10 1990-12-05 Mazda Motor Corp Carburizing quenching method for steel member
SU1629349A1 (en) * 1987-12-08 1991-02-23 Днепропетровский Металлургический Институт Method of heat treatment of low-carbon alloy steels
US5102538A (en) * 1989-09-20 1992-04-07 Tremonis Gesellschaft Mit Beschrankter Haftung Brauerei-Nebenerzeugnisse Apparatus for the treatment of filter sludge consisting predominantly of diatomite and method of operating same
JPH04136152A (en) * 1990-09-28 1992-05-11 Sumitomo Metal Ind Ltd Method for carburizing and hardening steel member
JPH06256886A (en) * 1993-03-03 1994-09-13 Sumitomo Metal Ind Ltd Ti alloy member excellent in wear resistance and its production
JPH08319555A (en) * 1995-05-19 1996-12-03 Matsushita Electric Works Ltd Treatment of iron-chrome-nickel-aluminum ferritic alloy
US5599404A (en) * 1992-11-27 1997-02-04 Alger; Donald L. Process for forming nitride protective coatings
JPH09263906A (en) * 1996-01-23 1997-10-07 Hitachi Metals Ltd Iron-nickel-chrome-alum. ferritic alloy and its production
US5820707A (en) * 1995-03-17 1998-10-13 Teledyne Industries, Inc. Composite article, alloy and method
US6267825B1 (en) * 1998-10-16 2001-07-31 Smith & Wesson Corp. Process for treating metal workpieces
WO2001068933A2 (en) * 2000-03-14 2001-09-20 The Timken Company High performance carburizing stainless steel for high temperature use
JP2003073757A (en) * 2001-08-31 2003-03-12 Otsuka Chem Co Ltd Method for manufacturing metal composite composition

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB398834A (en) * 1931-03-14 1933-09-14 Commentry Fourchambault Et Dec Improvements in and relating to the nitrogenisation of ferrous austenitic alloys
JPS61174324A (en) * 1985-01-28 1986-08-06 Toyota Motor Corp Production of high strength steel member capable of easily relieving strain
SU1629349A1 (en) * 1987-12-08 1991-02-23 Днепропетровский Металлургический Институт Method of heat treatment of low-carbon alloy steels
JPH02294462A (en) * 1989-05-10 1990-12-05 Mazda Motor Corp Carburizing quenching method for steel member
US5102538A (en) * 1989-09-20 1992-04-07 Tremonis Gesellschaft Mit Beschrankter Haftung Brauerei-Nebenerzeugnisse Apparatus for the treatment of filter sludge consisting predominantly of diatomite and method of operating same
JPH04136152A (en) * 1990-09-28 1992-05-11 Sumitomo Metal Ind Ltd Method for carburizing and hardening steel member
US5599404A (en) * 1992-11-27 1997-02-04 Alger; Donald L. Process for forming nitride protective coatings
JPH06256886A (en) * 1993-03-03 1994-09-13 Sumitomo Metal Ind Ltd Ti alloy member excellent in wear resistance and its production
US5820707A (en) * 1995-03-17 1998-10-13 Teledyne Industries, Inc. Composite article, alloy and method
JPH08319555A (en) * 1995-05-19 1996-12-03 Matsushita Electric Works Ltd Treatment of iron-chrome-nickel-aluminum ferritic alloy
JPH09263906A (en) * 1996-01-23 1997-10-07 Hitachi Metals Ltd Iron-nickel-chrome-alum. ferritic alloy and its production
US6267825B1 (en) * 1998-10-16 2001-07-31 Smith & Wesson Corp. Process for treating metal workpieces
WO2001068933A2 (en) * 2000-03-14 2001-09-20 The Timken Company High performance carburizing stainless steel for high temperature use
JP2003073757A (en) * 2001-08-31 2003-03-12 Otsuka Chem Co Ltd Method for manufacturing metal composite composition

Non-Patent Citations (8)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Section Ch Week 199205, Derwent World Patents Index; Class M13, AN 1992-039212, XP002324591 *
PATENT ABSTRACTS OF JAPAN vol. 010, no. 383 (C - 393) 23 December 1986 (1986-12-23) *
PATENT ABSTRACTS OF JAPAN vol. 015, no. 068 (C - 0807) 18 February 1991 (1991-02-18) *
PATENT ABSTRACTS OF JAPAN vol. 016, no. 411 (C - 0979) 31 August 1992 (1992-08-31) *
PATENT ABSTRACTS OF JAPAN vol. 018, no. 662 (C - 1287) 14 December 1994 (1994-12-14) *
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 04 30 April 1997 (1997-04-30) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 02 30 January 1998 (1998-01-30) *
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 07 3 July 2003 (2003-07-03) *

Also Published As

Publication number Publication date
MXPA05011135A (en) 2005-12-14
BRPI0410402A (en) 2006-05-30
AU2004242136A1 (en) 2004-12-02
CA2523587A1 (en) 2004-12-02
KR20060004696A (en) 2006-01-12
WO2004104245A2 (en) 2004-12-02
JP2007516348A (en) 2007-06-21
RU2005136134A (en) 2006-06-27
EP1644549A2 (en) 2006-04-12

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