PT95496A - Processo para a nitrocarburacao de componentes de aco - Google Patents

Processo para a nitrocarburacao de componentes de aco

Info

Publication number
PT95496A
PT95496A PT95496A PT9549690A PT95496A PT 95496 A PT95496 A PT 95496A PT 95496 A PT95496 A PT 95496A PT 9549690 A PT9549690 A PT 9549690A PT 95496 A PT95496 A PT 95496A
Authority
PT
Portugal
Prior art keywords
nitrocarburation
aco
components
stage
treatment
Prior art date
Application number
PT95496A
Other languages
English (en)
Other versions
PT95496B (pt
Inventor
Georg Wahl
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of PT95496A publication Critical patent/PT95496A/pt
Publication of PT95496B publication Critical patent/PT95496B/pt

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
    • 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
    • C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
    • C23C8/52—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 liquids, e.g. salt baths, liquid suspensions more than one element being applied in one step
    • C23C8/54—Carbo-nitriding
    • C23C8/56—Carbo-nitriding of ferrous surfaces
PT95496A 1989-10-04 1990-10-03 Processo para a nitrocarburacao de componentes de aco PT95496B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3933053A DE3933053C1 (pt) 1989-10-04 1989-10-04

Publications (2)

Publication Number Publication Date
PT95496A true PT95496A (pt) 1991-06-25
PT95496B PT95496B (pt) 1997-09-30

Family

ID=6390773

Family Applications (1)

Application Number Title Priority Date Filing Date
PT95496A PT95496B (pt) 1989-10-04 1990-10-03 Processo para a nitrocarburacao de componentes de aco

Country Status (15)

Country Link
US (1) US5102476A (pt)
EP (1) EP0421236B1 (pt)
JP (1) JP3001949B2 (pt)
AT (1) ATE89333T1 (pt)
BR (1) BR9004967A (pt)
CA (1) CA2026902C (pt)
CS (1) CS275177B2 (pt)
DE (2) DE3933053C1 (pt)
DK (1) DK0421236T3 (pt)
ES (1) ES2055263T3 (pt)
PT (1) PT95496B (pt)
RU (1) RU1833436C (pt)
TR (1) TR24861A (pt)
YU (1) YU183690A (pt)
ZA (1) ZA907704B (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5525165A (en) * 1994-06-06 1996-06-11 National Science Council Method of surface modification of titanium alloy
DE4442328C1 (de) * 1994-11-29 1995-09-21 Durferrit Thermotechnik Gmbh Verfahren zur Vorbehandlung von Stahlteilen vor dem Salzbadnitrieren
FR2731232B1 (fr) * 1995-03-01 1997-05-16 Stephanois Rech Procede de traitement de surfaces ferreuses soumises a des sollicitations elevees de frottement
US6165597A (en) * 1998-08-12 2000-12-26 Swagelok Company Selective case hardening processes at low temperature
US6093303A (en) 1998-08-12 2000-07-25 Swagelok Company Low temperature case hardening processes
US6547888B1 (en) 2000-01-28 2003-04-15 Swagelok Company Modified low temperature case hardening processes
US8099364B2 (en) * 2001-05-31 2012-01-17 Contentguard Holdings, Inc. Digital rights management of content when content is a future live event
US6656293B2 (en) 2001-12-10 2003-12-02 Caterpillar Inc Surface treatment for ferrous components
US20030155045A1 (en) * 2002-02-05 2003-08-21 Williams Peter C. Lubricated low temperature carburized stainless steel parts
DE102004022248B4 (de) * 2004-05-04 2007-06-14 Zf Friedrichshafen Ag Verfahren zur Herstellung von Kugeln oder Kugelsegmenten, sowie danach hergestelltes Kugelelement für zweiteilige Kugelzapfen
US7556699B2 (en) * 2004-06-17 2009-07-07 Cooper Clark Vantine Method of plasma nitriding of metals via nitrogen charging
US20060048857A1 (en) * 2004-09-09 2006-03-09 Cooper Clark V Method for processing alloys via high-current density ion implantation
US7695573B2 (en) * 2004-09-09 2010-04-13 Sikorsky Aircraft Corporation Method for processing alloys via plasma (ion) nitriding
JP4919968B2 (ja) * 2004-12-23 2012-04-18 ユナイテッド テクノロジーズ コーポレイション 鉄を含む構成要素の特性を高める組成及び方法
EP2881492B1 (de) 2013-12-06 2017-05-03 Hubert Stüken GMBH & CO. KG Verfahren zur Aufkohlung eines Tiefziehartikels oder eines Stanzbiegeartikels aus austenitischem nichtrostendem Edelstahl
PL2881493T3 (pl) 2013-12-06 2017-02-28 Hubert Stüken GmbH & Co. KG Sposób nitronawęglania wyrobu głęboko ciągnionego lub wytłoczki z austenitycznej, nierdzewnej stali szlachetnej
CN106741205A (zh) * 2016-12-27 2017-05-31 北京新能源汽车股份有限公司 发动机罩锁及发动机罩锁的制造方法
CN109338280B (zh) * 2018-11-21 2021-11-05 中国航发哈尔滨东安发动机有限公司 一种三代渗碳钢渗碳后氮化方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1893077A (en) * 1930-09-26 1933-01-03 Garweg August Hardening medium and process for hardening tools of iron or steel
FR971798A (fr) * 1947-09-19 1951-01-22 United Western Corp Procédé pour la formation de couches de nitrure sur le fer et sur l'acier
GB1185640A (en) * 1966-12-21 1970-03-25 Ici Ltd Process for Casehardening Steels

Also Published As

Publication number Publication date
DK0421236T3 (da) 1993-10-11
CS9004790A3 (en) 1992-02-19
PT95496B (pt) 1997-09-30
ZA907704B (en) 1992-03-25
ES2055263T3 (es) 1994-08-16
TR24861A (tr) 1992-07-01
CA2026902C (en) 1998-12-01
EP0421236A1 (de) 1991-04-10
JP3001949B2 (ja) 2000-01-24
BR9004967A (pt) 1991-09-10
CS275177B2 (en) 1992-02-19
YU183690A (sh) 1992-12-21
JPH03177559A (ja) 1991-08-01
EP0421236B1 (de) 1993-05-12
RU1833436C (ru) 1993-08-07
ATE89333T1 (de) 1993-05-15
DE3933053C1 (pt) 1990-05-03
CA2026902A1 (en) 1991-04-05
US5102476A (en) 1992-04-07
DE59001435D1 (de) 1993-06-17

Similar Documents

Publication Publication Date Title
PT95496A (pt) Processo para a nitrocarburacao de componentes de aco
PA8464901A1 (es) Procesos para la sintesis de 1,3-dioles
DE10199020I1 (de) Galanthamin oder dessen Analoge zur Behandlung der Alzheimerschen Krankheit
BR7705891A (pt) Processo para tratamento,segundo o metodo de lodo ativado de material residual aquoso,e aparelho usado para o mesmo
BR9407657A (pt) Processo e composiçao para o tratamento de tecido tingido
BR8302958A (pt) Processo para tratamento de artigos de ferro e aco
BR8907770A (pt) Solucao para tratamento de metal,solucao aquosa e processo para tratar uma superficie de metal
BR8707509A (pt) Modificacao de alginatos ou outros compostos de acido uronico por tratamento com co2
BR8205425A (pt) Composicao aquosa para o tratamento de aco galvanizado limpo processo para revestir aco galvanizado limpo composicao concentrada para uso na formulacao de uma solucao de revestimento aquosa para o tratamento de aco e processo e composicao aquosa para ativacao de aco
BR9002081A (pt) Processo e aparelho para o tratamento de detritos organicos
DE69007449T2 (de) Verfahren zur Herstellung von Leistungsmos- und Halbleiteranordnungen und damit hergestellten Anordnungen.
BR9711104B1 (pt) processo para preparar uma composição polidispersada de sacarìdeos, composição polidispersada de sacarìdeos e produto compreendendo uma composição polidispersada de sacarìdeos.
BR9103660A (pt) Processo para o aperfeicoamento de resistencia a corrosao de componentes nitrocarburados de materiais ferrosos
DE3855382T2 (de) Auswaschen von ammoniak
DE69330172D1 (de) Zusammensetzung für die Behandlung von Fasern, damit behandelte Fasern, und Verfahren zur Behandlung von Fasern mit dieser Zusammensetzung
SE7602838L (sv) Saltbad for stortkylning av badnitrerade konstruktionselement
BR8903578A (pt) Processo para tratar um artigo de aluminio,solucao de limpeza,e solucao desoxidante
IT1269406B (it) Procedimento per conce miste a base di titanio
IT7923771A0 (it) Processo per il trattamento di acque di rifiuto contenenti cianuri e cianati.
PT81774B (pt) Aperfeicoamentos no processo de tratamento de couros e produtos semelhantes ao couro
BR9101918A (pt) Processo para o tratamento de substrato celulosico,e processo para tratamento com alcali e tingimento
BR9002788A (pt) Processo para tratamento de residuos contendo pelo menos um cianeto e/ou um cianeto
ATE203509T1 (de) Verfahren zur herstellung von chlor- benzoylchlorid
PT90489A (pt) Processo para o tratamento de humus
BR9105442A (pt) Processo para o tratamento de superficies de massas prensadas de grafita

Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19910213

FG3A Patent granted, date of granting

Effective date: 19970703

PC3A Transfer or assignment

Free format text: 19991202 HOUGHTON DURFERRIT GMBH DE

PD3A Change of proprietorship

Owner name: DEGUSSA-HULS AKTIENGESELLSCHAFT

Effective date: 19991202

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20030131