IT1291205B1 - Procedimento per la generazione di un'atmosfera protettiva a basso punto di rugiada ed esente da ossigeno, per l'effettuazione di - Google Patents

Procedimento per la generazione di un'atmosfera protettiva a basso punto di rugiada ed esente da ossigeno, per l'effettuazione di

Info

Publication number
IT1291205B1
IT1291205B1 IT97TO000223A ITTO970223A IT1291205B1 IT 1291205 B1 IT1291205 B1 IT 1291205B1 IT 97TO000223 A IT97TO000223 A IT 97TO000223A IT TO970223 A ITTO970223 A IT TO970223A IT 1291205 B1 IT1291205 B1 IT 1291205B1
Authority
IT
Italy
Prior art keywords
oxygen
procedure
generation
performance
free
Prior art date
Application number
IT97TO000223A
Other languages
English (en)
Inventor
Gianluca Porto
Den Sype Jaak Stefaan Van
Original Assignee
Rivoira S P A
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 Rivoira S P A filed Critical Rivoira S P A
Priority to IT97TO000223A priority Critical patent/IT1291205B1/it
Priority to US09/037,969 priority patent/US6051162A/en
Priority to IDP980363A priority patent/ID20076A/id
Priority to CA002232118A priority patent/CA2232118A1/en
Priority to EP98104674A priority patent/EP0866141B1/en
Priority to DE69801251T priority patent/DE69801251T2/de
Priority to ES98104674T priority patent/ES2159902T3/es
Priority to PT98104674T priority patent/PT866141E/pt
Priority to PL98325389A priority patent/PL186818B1/pl
Priority to BR9800920-6A priority patent/BR9800920A/pt
Priority to KR1019980008934A priority patent/KR100337971B1/ko
Priority to CN98109463A priority patent/CN1117696C/zh
Priority to JP08507298A priority patent/JP3482122B2/ja
Publication of ITTO970223A1 publication Critical patent/ITTO970223A1/it
Application granted granted Critical
Publication of IT1291205B1 publication Critical patent/IT1291205B1/it

Links

Classifications

    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • C21D1/763—Adjusting the composition of the atmosphere using a catalyst
IT97TO000223A 1997-03-18 1997-03-18 Procedimento per la generazione di un'atmosfera protettiva a basso punto di rugiada ed esente da ossigeno, per l'effettuazione di IT1291205B1 (it)

Priority Applications (13)

Application Number Priority Date Filing Date Title
IT97TO000223A IT1291205B1 (it) 1997-03-18 1997-03-18 Procedimento per la generazione di un'atmosfera protettiva a basso punto di rugiada ed esente da ossigeno, per l'effettuazione di
US09/037,969 US6051162A (en) 1997-03-18 1998-03-11 Process for the generation of a low dew-point, oxygen-free protective atmosphere for the performance of thermal treatments
IDP980363A ID20076A (id) 1997-03-18 1998-03-12 Proses untuk menghasilkan atmosfer bersifat pelindung bebas oksigen dengan titik embun rendah untuk bentuk reaksi-reaksi dengan panas
EP98104674A EP0866141B1 (en) 1997-03-18 1998-03-16 Process for the generation of a low dew-point, oxygen-free protective atmosphere for the performance of thermal treatments
DE69801251T DE69801251T2 (de) 1997-03-18 1998-03-16 Verfahren zum Herstellen von sauerstofffreie Schutzgasen mit niedriger Taupunkt zur Verwendung in Wärmebehandlungen
ES98104674T ES2159902T3 (es) 1997-03-18 1998-03-16 Proceso para la generacion de una atmosfera protectora libre de oxigeno, de baja temperatura de rocio, para el desarrollo de tratamientos termicos.
CA002232118A CA2232118A1 (en) 1997-03-18 1998-03-16 Process for the generation of a low dew-point oxygen-free protective atmosphere for the performance of thermal treatments
PT98104674T PT866141E (pt) 1997-03-18 1998-03-16 Processo para a criacao de uma atmosfera protectora de baixo ponto de condensacao e isenta de oxigenio para a execucao de tratamentos termicos
PL98325389A PL186818B1 (pl) 1997-03-18 1998-03-17 Sposób wytwarzania wolnej od tlenu atmosfery ochronnej dla przeprowadzania obróbek termicznych
BR9800920-6A BR9800920A (pt) 1997-03-18 1998-03-17 Processo para a geracão de uma atmosfera protetora para a realizacão de tratamentos térmicos.
KR1019980008934A KR100337971B1 (ko) 1997-03-18 1998-03-17 열처리를 수행하기 위한 저이슬점 및 무산소 보호성대기를 형성하는 방법
CN98109463A CN1117696C (zh) 1997-03-18 1998-03-17 产生用于进行热处理的低露点无氧保护气氛的方法
JP08507298A JP3482122B2 (ja) 1997-03-18 1998-03-17 熱処理の実施のための低露点酸素不含保護雰囲気の発生法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97TO000223A IT1291205B1 (it) 1997-03-18 1997-03-18 Procedimento per la generazione di un'atmosfera protettiva a basso punto di rugiada ed esente da ossigeno, per l'effettuazione di

Publications (2)

Publication Number Publication Date
ITTO970223A1 ITTO970223A1 (it) 1998-09-18
IT1291205B1 true IT1291205B1 (it) 1998-12-29

Family

ID=11415549

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO000223A IT1291205B1 (it) 1997-03-18 1997-03-18 Procedimento per la generazione di un'atmosfera protettiva a basso punto di rugiada ed esente da ossigeno, per l'effettuazione di

Country Status (13)

Country Link
US (1) US6051162A (it)
EP (1) EP0866141B1 (it)
JP (1) JP3482122B2 (it)
KR (1) KR100337971B1 (it)
CN (1) CN1117696C (it)
BR (1) BR9800920A (it)
CA (1) CA2232118A1 (it)
DE (1) DE69801251T2 (it)
ES (1) ES2159902T3 (it)
ID (1) ID20076A (it)
IT (1) IT1291205B1 (it)
PL (1) PL186818B1 (it)
PT (1) PT866141E (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100399224B1 (ko) * 1999-12-27 2003-09-22 주식회사 포스코 저이슬점 분위기가스의 제조방법
US20030007926A1 (en) * 2000-03-02 2003-01-09 Weibin Jiang Metal catalyst and method of preparation and use
US6458334B1 (en) 2000-03-02 2002-10-01 The Boc Group, Inc. Catalytic partial oxidation of hydrocarbons
US7303606B2 (en) * 2002-01-08 2007-12-04 The Boc Group, Inc. Oxy-fuel combustion process
US20030162846A1 (en) * 2002-02-25 2003-08-28 Wang Shoou-L Process and apparatus for the production of synthesis gas
US7090826B2 (en) * 2002-12-23 2006-08-15 The Boc Group, Inc. Monolith based catalytic partial oxidation process for syngas production
US7066984B2 (en) * 2003-09-25 2006-06-27 The Boc Group, Inc. High recovery carbon monoxide production process
US7214331B2 (en) * 2004-02-26 2007-05-08 The Boc Group, Inc. Catalyst configuration and methods for syngas production
US7351275B2 (en) * 2004-12-21 2008-04-01 The Boc Group, Inc. Carbon monoxide production process
CN101928817A (zh) * 2010-08-27 2010-12-29 上海心田电工设备有限公司 制备用于金属热处理的保护气体的方法
CN106823669A (zh) * 2017-02-17 2017-06-13 廊坊广惠气体设备有限公司 一种退火炉尾气回收净化的工艺及其装置
CN110055381B (zh) * 2019-04-29 2020-08-07 武钢集团昆明钢铁股份有限公司 一种轻量工模具钢的氮气保护退火工艺

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1360275A (fr) * 1963-03-26 1964-05-08 Fr D Oxycatalyse Oxy France So Procédé de fabrication de gaz inertes à partir d'hydrocarbures
US5045297A (en) * 1989-03-31 1991-09-03 E. I. Du Pont De Nemours And Company Selective oxidation of carbon monoxide in a mixture
FR2649123B1 (fr) * 1989-06-30 1991-09-13 Air Liquide Procede de traitement thermique de metaux
FR2649124A1 (fr) * 1989-07-03 1991-01-04 Air Liquide Procede de traitement thermique de metaux sous atmosphere
US5074533A (en) * 1990-04-06 1991-12-24 Monroe Auto Equipment Company Endothermic furnace
FR2668584B1 (fr) * 1990-10-26 1994-03-18 Lair Liquide Procede d'elaboration d'une atmosphere de traitement thermique et installation de traitement thermique.
DE4212307C2 (de) * 1992-04-13 1994-07-28 Messer Griesheim Gmbh Verfahren zur Herstellung eines Schutz- oder Reaktionsgases für die Wärmebehandlung von Metallen
US5298090A (en) * 1992-12-22 1994-03-29 Air Products And Chemicals, Inc. Atmospheres for heat treating non-ferrous metals and alloys
US5320818A (en) * 1992-12-22 1994-06-14 Air Products And Chemicals, Inc. Deoxygenation of non-cryogenically produced nitrogen with a hydrocarbon
US5417774A (en) * 1992-12-22 1995-05-23 Air Products And Chemicals, Inc. Heat treating atmospheres
IT1272532B (it) * 1993-08-27 1997-06-23 Snam Progetti Processo di ossidazione parziale catalitica del gas naturale per ottenere gas di sintesi e formaldeide
US5401339A (en) * 1994-02-10 1995-03-28 Air Products And Chemicals, Inc. Atmospheres for decarburize annealing steels
US5441581A (en) * 1994-06-06 1995-08-15 Praxair Technology, Inc. Process and apparatus for producing heat treatment atmospheres
NZ314334A (en) * 1996-04-19 1997-09-22 Boc Group Inc Method of heat treating a metal with nitrogen rich gas preheated and then having oxygen-reactive gas added

Also Published As

Publication number Publication date
EP0866141A1 (en) 1998-09-23
KR19980080336A (ko) 1998-11-25
ITTO970223A1 (it) 1998-09-18
PL325389A1 (en) 1998-09-28
CN1207365A (zh) 1999-02-10
ES2159902T3 (es) 2001-10-16
DE69801251D1 (de) 2001-09-06
EP0866141B1 (en) 2001-08-01
JP3482122B2 (ja) 2003-12-22
ID20076A (id) 1998-09-24
KR100337971B1 (ko) 2002-09-05
CA2232118A1 (en) 1998-09-18
PL186818B1 (pl) 2004-03-31
BR9800920A (pt) 1999-10-13
CN1117696C (zh) 2003-08-13
US6051162A (en) 2000-04-18
PT866141E (pt) 2002-01-30
DE69801251T2 (de) 2002-05-29
JPH10259419A (ja) 1998-09-29

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