EP0653502A3 - Article composite d'acier plaqué d'un métal contenant du zinc et procédé de production. - Google Patents

Article composite d'acier plaqué d'un métal contenant du zinc et procédé de production. Download PDF

Info

Publication number
EP0653502A3
EP0653502A3 EP94308277A EP94308277A EP0653502A3 EP 0653502 A3 EP0653502 A3 EP 0653502A3 EP 94308277 A EP94308277 A EP 94308277A EP 94308277 A EP94308277 A EP 94308277A EP 0653502 A3 EP0653502 A3 EP 0653502A3
Authority
EP
European Patent Office
Prior art keywords
zinc
producing
same
containing metal
composite steel
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP94308277A
Other languages
German (de)
English (en)
Other versions
EP0653502A2 (fr
Inventor
Masayuki C O Nihon Park Aoyama
Shuntaro C O Toyota Jidos Sudo
Shigeru C O Toyota Jidos Konda
Hiroshi C O Toyota J Kawaguchi
Atsuo C O Toyota Jidosh Tanaka
Arata C O Toyota Jidosh Fukada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nihon Parkerizing Co Ltd
Toyota Motor Corp
Original Assignee
Nihon Parkerizing Co Ltd
Toyota Motor Corp
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 JP28257093A external-priority patent/JP3204823B2/ja
Priority claimed from JP28257493A external-priority patent/JP3190188B2/ja
Priority claimed from JP06144735A external-priority patent/JP3137535B2/ja
Application filed by Nihon Parkerizing Co Ltd, Toyota Motor Corp filed Critical Nihon Parkerizing Co Ltd
Publication of EP0653502A2 publication Critical patent/EP0653502A2/fr
Publication of EP0653502A3 publication Critical patent/EP0653502A3/fr
Withdrawn legal-status Critical Current

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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C23C22/12—Orthophosphates containing zinc cations
    • C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite anions
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C23C22/18—Orthophosphates containing manganese cations
    • C23C22/182—Orthophosphates containing manganese cations containing also zinc cations
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C23C22/22—Orthophosphates containing alkaline earth metal cations
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • C23C22/36—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates
    • C23C22/362—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates containing also zinc cations
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/36—Phosphatising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
EP94308277A 1993-11-11 1994-11-10 Article composite d'acier plaqué d'un métal contenant du zinc et procédé de production. Withdrawn EP0653502A3 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP28257093A JP3204823B2 (ja) 1993-11-11 1993-11-11 亜鉛含有金属めっき鋼板上に高速プレス成形性に優れたりん酸亜鉛複合皮膜層を形成する方法
JP282570/93 1993-11-11
JP28257493A JP3190188B2 (ja) 1993-11-11 1993-11-11 高速プレス成形性に優れた亜鉛含有金属めっき鋼板複合体
JP282574/93 1993-11-11
JP144735/94 1994-06-27
JP06144735A JP3137535B2 (ja) 1994-06-27 1994-06-27 塗装性に優れた亜鉛含有金属めっき鋼板複合体、およびその製造方法

Publications (2)

Publication Number Publication Date
EP0653502A2 EP0653502A2 (fr) 1995-05-17
EP0653502A3 true EP0653502A3 (fr) 1995-08-09

Family

ID=27318866

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94308277A Withdrawn EP0653502A3 (fr) 1993-11-11 1994-11-10 Article composite d'acier plaqué d'un métal contenant du zinc et procédé de production.

Country Status (2)

Country Link
EP (1) EP0653502A3 (fr)
KR (1) KR100215263B1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19544614A1 (de) * 1995-11-30 1997-06-05 Metallgesellschaft Ag Verfahren zur Phospatierung von Metalloberflächen
DK173338B1 (da) * 1996-08-29 2000-07-31 Danfoss As Fremgangsmåde til elektrokemisk phosphatering af metaloverflader, især af rustfrit stål, med CaZnPO4 ved koldflydning af me
DE19808755A1 (de) 1998-03-02 1999-09-09 Henkel Kgaa Schichtgewichtsteuerung bei Bandphosphatierung
JP3828675B2 (ja) * 1998-04-23 2006-10-04 新日本製鐵株式会社 耐食性、加工性に優れた表面処理鋼板およびその製造方法
KR100496221B1 (ko) * 1999-05-27 2005-06-21 신닛뽄세이테쯔 카부시키카이샤 내식성과 도장성이 우수한 인산염 처리된 아연계 도금 강판
TW475002B (en) 1999-07-08 2002-02-01 Kawasaki Steel Co Perforative corrosion resistant galvanized steel sheet
CN1244715C (zh) * 1999-08-09 2006-03-08 新日本制铁株式会社 加工性优良的磷酸盐处理镀锌系钢板及其制造方法
DE60037645T2 (de) 1999-09-17 2008-12-18 Jfe Steel Corp. Oberflächenbehandeltes stahlblech und verfahren zu dessen herstellung
AU2001210565B2 (en) * 2000-11-06 2005-04-21 Nippon Steel Corporation Zinc-based metal plated steel sheet treated with phosphate excellent in formability and method for producing the same
US20050145303A1 (en) * 2003-12-29 2005-07-07 Bernd Schenzle Multiple step conversion coating process
JP4571895B2 (ja) * 2005-08-12 2010-10-27 新日本製鐵株式会社 半田濡れ性、耐ホイスカ性、外観経時安定性に優れた環境対応型電子部品用表面処理鋼板およびその製造方法
DE102006035974A1 (de) * 2006-08-02 2008-02-07 Robert Bosch Gmbh Verfahren zur Phosphatierung einer Metallschicht
EP2644739B1 (fr) * 2012-03-29 2019-03-06 BSH Hausgeräte GmbH Procédé de passivation d'une surface métallique et appareil ménager, notamment lave-vaisselle ménager, doté d'une partie de paroi
DE102012102721B4 (de) 2012-03-29 2013-12-05 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Passivieren einer Metalloberfläche
ES2472420B1 (es) * 2012-12-28 2015-04-16 Bsh Electrodomésticos España, S.A. Procedimiento para pasivar una superficie metálica, y aparato doméstico, en particular, máquina lavavajillas doméstica con una parte de pared
WO2015087921A1 (fr) 2013-12-12 2015-06-18 新日鐵住金株式会社 Tôle d'acier plaquée al de pressage à chaud et procédé de fabrication de tôle d'acier plaqué al de pressage à chaud
CN103769432B (zh) * 2014-01-28 2016-02-10 威海银兴预应力线材有限公司 电解磷化方法
CN106757280B (zh) * 2016-12-13 2018-09-11 河南恒星钢缆股份有限公司 一种低温在线电解磷化液
EP4023790A4 (fr) * 2019-08-29 2022-10-12 Nippon Steel Corporation Corps moule par estampage a chaud
CN113478926A (zh) * 2021-06-17 2021-10-08 杭州普络飞新材料科技有限公司 一种耐低温的pcm复合钢板及其制备方法

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2026749A1 (fr) * 1968-12-20 1970-09-18 Hooker Chemical Corp
JPS56119780A (en) * 1980-02-27 1981-09-19 Nisshin Steel Co Ltd Pretreatment for phosphating treatment of steel sheet
GB2138844A (en) * 1983-04-26 1984-10-31 Pyrene Chemical Services Ltd Formation of phosphate coatings on zinc and iron surfaces
JPS6029476A (ja) * 1983-07-27 1985-02-14 Nippon Paint Co Ltd 亜鉛メツキ鋼板のリン酸塩化成処理法
JPS60211080A (ja) * 1984-04-04 1985-10-23 Nippon Paint Co Ltd 浸漬式リン酸亜鉛処理法
JPH01127697A (ja) * 1987-11-09 1989-05-19 Toshiyuki Ota 金属の表面処理法
JPH02153098A (ja) * 1988-12-05 1990-06-12 Toshiyuki Ota リン酸塩化成処理法
EP0454361A2 (fr) * 1990-04-24 1991-10-30 Nippon Paint Co., Ltd. Procédé de phosphatation de surfaces métalliques en vue de former une couche de phosphate de zinc
WO1992017628A1 (fr) * 1991-04-06 1992-10-15 Henkel Kommanditgesellschaft Auf Aktien Procede de phosphatation de surfaces metalliques
DE4241134A1 (de) * 1992-12-07 1994-06-09 Henkel Kgaa Verfahren zur Phosphatierung von Metalloberflächen

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2026749A1 (fr) * 1968-12-20 1970-09-18 Hooker Chemical Corp
JPS56119780A (en) * 1980-02-27 1981-09-19 Nisshin Steel Co Ltd Pretreatment for phosphating treatment of steel sheet
GB2138844A (en) * 1983-04-26 1984-10-31 Pyrene Chemical Services Ltd Formation of phosphate coatings on zinc and iron surfaces
JPS6029476A (ja) * 1983-07-27 1985-02-14 Nippon Paint Co Ltd 亜鉛メツキ鋼板のリン酸塩化成処理法
JPS60211080A (ja) * 1984-04-04 1985-10-23 Nippon Paint Co Ltd 浸漬式リン酸亜鉛処理法
JPH01127697A (ja) * 1987-11-09 1989-05-19 Toshiyuki Ota 金属の表面処理法
JPH02153098A (ja) * 1988-12-05 1990-06-12 Toshiyuki Ota リン酸塩化成処理法
EP0454361A2 (fr) * 1990-04-24 1991-10-30 Nippon Paint Co., Ltd. Procédé de phosphatation de surfaces métalliques en vue de former une couche de phosphate de zinc
WO1992017628A1 (fr) * 1991-04-06 1992-10-15 Henkel Kommanditgesellschaft Auf Aktien Procede de phosphatation de surfaces metalliques
DE4241134A1 (de) * 1992-12-07 1994-06-09 Henkel Kgaa Verfahren zur Phosphatierung von Metalloberflächen

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, vol. 111, no. 26, 25 December 1989, Columbus, Ohio, US; abstract no. 242606e, OTA T.: "SURFACE TREATMENT OF METAL FOR CORROSION RESISTANCE" *
CHEMICAL ABSTRACTS, vol. 113, no. 18, 29 October 1990, Columbus, Ohio, US; abstract no. 161218, OTA T.: "Phosphating by cathodic treatment" *
GEHMECKER H.: "Trikation-Phosphatierung von Aluminium, Stahl und Zink", METALLOBERFLACHE, vol. 44, no. 10, 1 October 1990 (1990-10-01), MUNCHEN DE, pages 485 - 489, XP000205144 *
PATENT ABSTRACTS OF JAPAN vol. 10, no. 71 (C - 334)<2128> 20 March 1986 (1986-03-20) *
PATENT ABSTRACTS OF JAPAN vol. 5, no. 195 (C - 83)<867> 11 December 1981 (1981-12-11) *
PATENT ABSTRACTS OF JAPAN vol. 9, no. 153 (C - 288)<1876> 27 June 1985 (1985-06-27) *

Also Published As

Publication number Publication date
EP0653502A2 (fr) 1995-05-17
KR950014360A (ko) 1995-06-16
KR100215263B1 (ko) 1999-08-16

Similar Documents

Publication Publication Date Title
EP0653502A3 (fr) Article composite d&#39;acier plaqué d&#39;un métal contenant du zinc et procédé de production.
EP0666239A4 (fr) Poudre d&#39;oxyde metallique composite et procede de production.
EP0636879A3 (fr) Biocapteur et méthode pour sa production.
EP0972852A4 (fr) Procede de production d&#39;articles metalliques antimicrobiens et articles metalliques antimicrobiens produits selon ledit procede
GB2281047B (en) Structural member and method for forming the same
EP0750684A4 (fr) Article composite, alliage et procede
EP0666238A4 (fr) Poudre d&#39;oxyde metallique et procede de production.
EP0653297A3 (fr) Tuyau composite en polyimide et procédé pour sa fabrication.
EP0616884A3 (fr) Procédé de fabrication d&#39;un produit laminé en métal et graphite.
EP0651449A3 (fr) Composant électronique et procédé de sa fabrication.
AU4767993A (en) Ballistic-resistant article and process for making the same
HK1009976A1 (en) Powder having at least one layer and process for preparing the same
EP0682122A4 (fr) Acier inoxydable a deux phases a ductilite elevee et a forte resistance et procede de production de ce dernier.
EP0652490A3 (fr) Particules magnétiques et procédé pour sa fabrication.
EP0569696A3 (fr) Produit un carbure cémenté revêtu et procédé de la fabrication.
AU618262B2 (en) Metal article and method for producing the same
EP0557588A3 (en) Composite article and method of producing the same
GB2280403B (en) Composite films and method of producing the same
GB2313847B (en) Member having composite coating and process for producing the same
ZA966038B (en) Hard composite and method of making the same.
EP0606187A3 (en) Composite reactive articles for the determination of cyanide.
EP0660423A3 (fr) Supraconducteur et procédé de fabrication.
GB2285265B (en) Sliding-contact material and method of manufacturing the same.
AU6082394A (en) Thermostructural composite articles and method for making same
EP0616988A3 (fr) Composite en céramique et procédé.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB

17P Request for examination filed

Effective date: 19960115

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Withdrawal date: 19961011