ITRM930558A0 - Procedimento per il recupero delle soluzioni di incisione dei metalli spente. - Google Patents

Procedimento per il recupero delle soluzioni di incisione dei metalli spente.

Info

Publication number
ITRM930558A0
ITRM930558A0 IT93RM558A ITRM930558A ITRM930558A0 IT RM930558 A0 ITRM930558 A0 IT RM930558A0 IT 93RM558 A IT93RM558 A IT 93RM558A IT RM930558 A ITRM930558 A IT RM930558A IT RM930558 A0 ITRM930558 A0 IT RM930558A0
Authority
IT
Italy
Prior art keywords
extinued
recovery
procedure
metal engraving
solutions
Prior art date
Application number
IT93RM558A
Other languages
English (en)
Inventor
Antonio Maria Celi
Original Assignee
In Tec Italia Int Env Tech Srl
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 In Tec Italia Int Env Tech Srl filed Critical In Tec Italia Int Env Tech Srl
Priority to ITRM930558A priority Critical patent/IT1261515B/it
Publication of ITRM930558A0 publication Critical patent/ITRM930558A0/it
Priority to EP94830399A priority patent/EP0638662B1/en
Priority to DE69411333T priority patent/DE69411333T2/de
Priority to ES94830399T priority patent/ES2123744T3/es
Publication of ITRM930558A1 publication Critical patent/ITRM930558A1/it
Priority to US08/521,280 priority patent/US5520814A/en
Application granted granted Critical
Publication of IT1261515B publication Critical patent/IT1261515B/it

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
    • C23F1/46—Regeneration of etching compositions

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)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Weting (AREA)
  • Removal Of Specific Substances (AREA)
ITRM930558A 1993-08-13 1993-08-13 Procedimento per il recupero delle soluzioni di incisione dei metalli spente. IT1261515B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ITRM930558A IT1261515B (it) 1993-08-13 1993-08-13 Procedimento per il recupero delle soluzioni di incisione dei metalli spente.
EP94830399A EP0638662B1 (en) 1993-08-13 1994-08-10 A process for recovering spent metal etching solutions
DE69411333T DE69411333T2 (de) 1993-08-13 1994-08-10 Verfahren zur Rückgewinnung von verbrauchten Metallätzlösungen
ES94830399T ES2123744T3 (es) 1993-08-13 1994-08-10 Procedimiento para la recuperacion de las soluciones inactivas de abrasion del cobre.
US08/521,280 US5520814A (en) 1993-08-13 1995-08-30 Process for recovering spent metal etching solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITRM930558A IT1261515B (it) 1993-08-13 1993-08-13 Procedimento per il recupero delle soluzioni di incisione dei metalli spente.

Publications (3)

Publication Number Publication Date
ITRM930558A0 true ITRM930558A0 (it) 1993-08-13
ITRM930558A1 ITRM930558A1 (it) 1995-02-13
IT1261515B IT1261515B (it) 1996-05-23

Family

ID=11401921

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM930558A IT1261515B (it) 1993-08-13 1993-08-13 Procedimento per il recupero delle soluzioni di incisione dei metalli spente.

Country Status (5)

Country Link
US (1) US5520814A (it)
EP (1) EP0638662B1 (it)
DE (1) DE69411333T2 (it)
ES (1) ES2123744T3 (it)
IT (1) IT1261515B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1262420B (it) * 1993-11-03 1996-06-19 In Tec Italia Int Env Tech Srl Dispositivo e procedimento per il pretrattamento di rottame elettronico.
US5582737A (en) * 1995-11-07 1996-12-10 Eichrom Industries, Inc. Ion exchange and regeneration process for separation and removal of iron (III) ions from aqueous sulfuric acid metal ion-containing solutions
AU1141399A (en) * 1997-09-10 1999-03-29 In.Tec. Environment Technology Gmbh & Co Vertriebs Kg Method for preparing alkaline metal-containing etching solutions
US5948264A (en) * 1998-02-06 1999-09-07 Eichrom Industries, Inc. Ion exchange and regeneration process for separation and removal of iron (III) ions from aqueous sulfuric acid metal ion-containing solutions
DE19815287A1 (de) * 1998-04-06 1999-10-07 Celi Ivo Letterio Mehrstufen Gegenstrom Extraktionsturm mit statischem Mischer und integriertem Koaleszenzer
DE19815288A1 (de) * 1998-04-06 1999-10-07 Celi Ivo Letterio Verfahren zur energiesparenden und abwasserfreien Aufbereitung ammoniakalischer Metallösung aus dem Ätzvorgang zur Herstellung der Leiterplatten
US7175819B2 (en) * 2005-03-04 2007-02-13 Phibro-Tech, Inc. Regeneration of cupric etchants and recovery of copper sulfate
CN102320703B (zh) * 2011-06-02 2013-01-02 广州科城环保科技有限公司 一种蚀刻废液生产碱式氯化铜后的母液的回收方法
CN102583819B (zh) * 2012-02-03 2013-04-24 广州科城环保科技有限公司 一种酸性蚀刻废液提取氧化铜后废水的处理方法
CN110359051B (zh) * 2019-06-18 2020-09-22 龙建国 线路板蚀刻废液循环再利用的方法
EP3875643A3 (en) * 2020-03-04 2021-12-08 AT & S Austria Technologie & Systemtechnik Aktiengesellschaft A method of processing an etching waste medium from circuit board and/or substrate manufacture
JP7700427B2 (ja) * 2021-03-02 2025-07-01 エーティーアンドエス オーストリア テクノロジー アンド システムテクニック アクツィエンゲゼルシャフト サーキットボード及び／又は基板製造からのエッチング廃棄溶媒を処理する方法、及び、サーキットボード及び／又は基板製造産業プラント

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3224873A (en) * 1963-02-25 1965-12-21 Gen Mills Inc Liquid-liquid recovery of copper values using alpha-hydroxy oximes
US3440036A (en) * 1966-05-16 1969-04-22 Nassau Smelting & Refining Co Recovery of copper from copper-bearing solutions
CA902931A (en) * 1970-03-11 1972-06-20 H. Lucas Bernard Copper extraction from ammoniacal solutions
US4083758A (en) * 1976-09-27 1978-04-11 Criterion Process for regenerating and for recovering metallic copper from chloride-containing etching solutions
SE411231B (sv) * 1978-05-02 1979-12-10 Mx Processer Reinhardt Forfarande for atervinning av ett ammonialkaliskt etsbad
JPS5591979A (en) * 1978-12-29 1980-07-11 Yamatoya Shokai:Kk Recovering and circulating apparatus for alkaline etching waste solution
JPS55145177A (en) * 1979-04-28 1980-11-12 Kagaku Gijutsu Shinkoukai Treating method of alkali etchant waste solution
US4272492A (en) * 1979-05-31 1981-06-09 Jensen Wayne H Selective extraction and recovery of copper
SE420737B (sv) * 1980-03-18 1981-10-26 Mx Processer Reinhardt Forfarande for extraktion av koppar ur en ammoniakalisk kopparlosning samt medel for utforande av forfarandet
US4329210A (en) * 1980-03-28 1982-05-11 Robert W. Becker Method of regenerating etchant and recovering etched metal

Also Published As

Publication number Publication date
ES2123744T3 (es) 1999-01-16
US5520814A (en) 1996-05-28
IT1261515B (it) 1996-05-23
EP0638662A1 (en) 1995-02-15
DE69411333T2 (de) 2000-05-04
ITRM930558A1 (it) 1995-02-13
DE69411333D1 (de) 1998-08-06
EP0638662B1 (en) 1998-07-01

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960826