ES2021716B3 - Procedimiento de ataque de articulos metalicos de circonio. - Google Patents

Procedimiento de ataque de articulos metalicos de circonio.

Info

Publication number
ES2021716B3
ES2021716B3 ES87306450T ES87306450T ES2021716B3 ES 2021716 B3 ES2021716 B3 ES 2021716B3 ES 87306450 T ES87306450 T ES 87306450T ES 87306450 T ES87306450 T ES 87306450T ES 2021716 B3 ES2021716 B3 ES 2021716B3
Authority
ES
Spain
Prior art keywords
attacking
procedure
metal articles
zirconic
zirconic metal
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.)
Expired - Lifetime
Application number
ES87306450T
Other languages
English (en)
Inventor
Armand Julian Panson
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric 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
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of ES2021716B3 publication Critical patent/ES2021716B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions
    • 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions
    • C23F1/26—Acidic compositions for etching refractory metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
ES87306450T 1986-07-22 1987-07-21 Procedimiento de ataque de articulos metalicos de circonio. Expired - Lifetime ES2021716B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/888,293 US4738747A (en) 1986-07-22 1986-07-22 Process for etching zirconium metallic objects

Publications (1)

Publication Number Publication Date
ES2021716B3 true ES2021716B3 (es) 1991-11-16

Family

ID=25392927

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87306450T Expired - Lifetime ES2021716B3 (es) 1986-07-22 1987-07-21 Procedimiento de ataque de articulos metalicos de circonio.

Country Status (6)

Country Link
US (1) US4738747A (es)
EP (1) EP0254539B1 (es)
JP (1) JPH0814030B2 (es)
KR (1) KR910002955B1 (es)
DE (1) DE3769537D1 (es)
ES (1) ES2021716B3 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2045045T3 (es) * 1987-08-31 1994-01-16 Westinghouse Electric Corp Procedimiento de ataque quimico para objetos metalicos hechos de circonio.
USH597H (en) 1988-03-31 1989-03-07 The United States Of America As Represented By The Secretary Of The Army Method of etching zirconium diboride
FR2656005B1 (fr) * 1989-12-20 1992-02-21 Cezus Co Europ Zirconium Procede d'obtention d'une tole en alliage de zr comportant une portion en surepaisseur et son utilisation.
US5076884A (en) * 1990-07-19 1991-12-31 Westinghouse Electric Corp. Process of precipitating zirconium or hafnium from spent pickling solutions
US5082523A (en) * 1990-11-19 1992-01-21 Westinghouse Electric Corp. Process of regenerating spent HF-HNO3 pickle acid containing (ZrF6-2
US6248704B1 (en) 1999-05-03 2001-06-19 Ekc Technology, Inc. Compositions for cleaning organic and plasma etched residues for semiconductors devices
US6542828B2 (en) * 2001-01-30 2003-04-01 General Electric Company Method for determining the quantities of acids or bases in complex compositions
JP4010819B2 (ja) * 2002-02-04 2007-11-21 Ｎｅｃエレクトロニクス株式会社 半導体装置の製造方法
CN103668205B (zh) * 2013-12-04 2018-06-22 湖南理工学院 一种显示Zr-Al-Ni-Cu非晶合金内部微观结构的腐蚀液
CN109060857B (zh) * 2018-05-23 2021-01-26 中国科学院金属研究所 一种锆合金第二相腐蚀剂及腐蚀方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125474A (en) * 1964-03-17 Pickling zirconium and zirconium base alloys
US3048503A (en) * 1958-06-19 1962-08-07 Crucible Steel Co America Pickling apparatus and method
US3933544A (en) * 1971-03-08 1976-01-20 Firma Hans Hollmuller, Maschinenbau Method of etching copper and copper alloys
US4105469A (en) * 1977-02-11 1978-08-08 Teledyne Industries, Inc. Process for regenerating a pickle acid bath
DE2828547C2 (de) * 1978-06-29 1982-12-23 Didier-Werke Ag, 6200 Wiesbaden Verfahren zur Steuerung oder Regelung der Beizbadzusammensetzung einer Beizanlage

Also Published As

Publication number Publication date
US4738747A (en) 1988-04-19
KR880001845A (ko) 1988-04-27
JPS63186884A (ja) 1988-08-02
DE3769537D1 (de) 1991-05-29
KR910002955B1 (ko) 1991-05-11
EP0254539A1 (en) 1988-01-27
EP0254539B1 (en) 1991-04-24
JPH0814030B2 (ja) 1996-02-14

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