BR9605710A - Processo para a obtençao e recuperaçao de ácidos - Google Patents

Processo para a obtençao e recuperaçao de ácidos

Info

Publication number
BR9605710A
BR9605710A BR9605710A BR9605710A BR9605710A BR 9605710 A BR9605710 A BR 9605710A BR 9605710 A BR9605710 A BR 9605710A BR 9605710 A BR9605710 A BR 9605710A BR 9605710 A BR9605710 A BR 9605710A
Authority
BR
Brazil
Prior art keywords
obtaining
recovering acids
recovering
acids
Prior art date
Application number
BR9605710A
Other languages
English (en)
Inventor
Albert Lebl
Original Assignee
Andritz Patentverwaltung
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 Andritz Patentverwaltung filed Critical Andritz Patentverwaltung
Publication of BR9605710A publication Critical patent/BR9605710A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
    • C01B21/38—Nitric acid
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Treating Waste Gases (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • ing And Chemical Polishing (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BR9605710A 1995-11-27 1996-11-26 Processo para a obtençao e recuperaçao de ácidos BR9605710A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0193195A AT403698B (de) 1995-11-27 1995-11-27 Verfahren zur gewinnung bzw. rückgewinnung von säuren aus metallhaltigen lösungen dieser säuren

Publications (1)

Publication Number Publication Date
BR9605710A true BR9605710A (pt) 1998-08-18

Family

ID=3524119

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9605710A BR9605710A (pt) 1995-11-27 1996-11-26 Processo para a obtençao e recuperaçao de ácidos

Country Status (15)

Country Link
US (1) US5980850A (pt)
EP (1) EP0775760B1 (pt)
JP (1) JP3416427B2 (pt)
KR (1) KR100361651B1 (pt)
CN (1) CN1229278C (pt)
AT (1) AT403698B (pt)
AU (1) AU722174B2 (pt)
BR (1) BR9605710A (pt)
CA (1) CA2191259A1 (pt)
DE (1) DE59606705D1 (pt)
ES (1) ES2157385T3 (pt)
IN (1) IN190915B (pt)
RU (1) RU2142408C1 (pt)
TW (1) TW342344B (pt)
ZA (1) ZA969899B (pt)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT408764B (de) * 1997-04-11 2002-03-25 Engineering Industrieanlagen P Verfahren zur gewinnung bzw. rückgewinnung von salzsäure aus metallchloridhältigen lösungen, insbesondere verbrauchter beizsäure
FR2761896B1 (fr) * 1997-04-11 1999-05-14 Labeille Sa Procede et dispositif pour la realisation de produits chimiques de haute purete pour l'industrie micro-electronique
AT409373B (de) * 1997-08-06 2002-07-25 Andritz Ag Maschf Verfahren und vorrichtung zur gewinnung bzw. rückgewinnung von säuren aus lösungen
AT404678B (de) * 1997-08-08 1999-01-25 Andritz Patentverwaltung Absorptionskolonne
AT406168B (de) * 1998-09-03 2000-03-27 Eurox Eisenoxydproduktions Und Verfahren zur gewinnung bzw. rückgewinnung von flusssäure und salpetersäure
AT407757B (de) * 1999-03-22 2001-06-25 Andritz Patentverwaltung Verfahren zur rückgewinnung von säuren aus metallhaltigen lösungen dieser säuren
AT407756B (de) * 1999-03-22 2001-06-25 Andritz Patentverwaltung Verfahren zur rückgewinnung von säuren aus metallhaltigen lösungen dieser säuren, vorzugsweise hc1 und fe-verbindungen
FR2795747B3 (fr) * 1999-06-14 2001-04-20 Lorraine Laminage Procede pour la regeneration d'une solution a base de chlorures de fer en une solution d'acide chlorhydrique
US6692719B1 (en) 2000-11-08 2004-02-17 Hatch Ltd. Process for regeneration of acid halide solutions
AT411900B (de) * 2001-04-25 2004-07-26 Andritz Ag Maschf Verfahren und vorrichtung zur gewinnung von metalloxiden
AT413697B (de) 2001-11-07 2006-05-15 Andritz Ag Maschf Verfahren zur behandlung säurehältiger abwässer
DE10231308C5 (de) * 2002-07-10 2009-10-15 Cmi Uvk Gmbh Verfahren und Vorrichtung zum Recyceln von Edelstahl-Beizbädern
TWI249508B (en) * 2002-11-28 2006-02-21 Sasakura Eng Co Ltd Hydrofluoric acid wastewater treatment method and device
FR2874220B1 (fr) * 2004-08-10 2007-07-06 Snecma Moteurs Sa Procede de regeneration des acides d'usinage chimique, installation pour la mise en oeuvre du procede et procede d'usinage chimique associe.
KR101236378B1 (ko) * 2005-07-01 2013-02-22 (주)이지테크 산회수 설비에서 열효율 향상방법
CN101214924B (zh) * 2008-01-15 2011-02-16 成都阿斯特克国龙环保工程有限公司 三塔废酸再生系统及工艺
CN101219774B (zh) * 2008-01-15 2011-02-02 成都阿斯特克国龙环保工程有限公司 四塔废酸再生系统及工艺
JP5391577B2 (ja) * 2008-05-14 2014-01-15 Ｊｆｅスチール株式会社 廃塩酸液から塩酸を回収する塩酸回収装置および塩酸回収方法
EP2536858A1 (en) * 2010-02-18 2012-12-26 Neomet Technologies Inc. Process for the recovery of metals and hydrochloric acid
AT508774B1 (de) * 2010-04-20 2011-04-15 Key Technologies Ind Gmbh Verfahren zur gewinnung bzw. rückgewinnung von salpetersäure und flusssäure aus lösungen von edelstahlbeizanlagen
CN102515107B (zh) * 2011-10-31 2013-01-02 深圳市新星轻合金材料股份有限公司 一种无水氟化氢安全生产的零污染回收系统
AT514420B1 (de) * 2013-09-26 2015-01-15 Andritz Ag Maschf Verfahren und Vorrichtung zur Regeneration von Salzsäure
RU2601007C2 (ru) * 2013-10-29 2016-10-27 Общество с ограниченной ответственностью "Новые химические продукты" Способ извлечения фтористого водорода из его водных растворов
CN104784945A (zh) * 2014-01-16 2015-07-22 宝山钢铁股份有限公司 卤化物浓缩装置
AT515557B1 (de) * 2014-05-28 2015-10-15 Andritz Ag Maschf Verfahren zur Aufbereitung von Verpackungsmaterial
CN107406270A (zh) * 2015-02-23 2017-11-28 波拉尔蓝宝石有限公司 制造高纯度氧化铝的方法
CN104761011A (zh) * 2015-03-17 2015-07-08 江苏绿辰环保科技有限公司 一种硝酸盐类废液处理系统
CN104958943B (zh) * 2015-06-04 2016-11-02 中国科学院上海应用物理研究所 一种液态氟化氢溶液的分离装置及其方法
CN107161950B (zh) * 2017-06-29 2019-04-23 天津黄埔盐化工程技术有限公司 一种低浓度废盐酸的增浓装置及方法
CN107601605B (zh) * 2017-10-20 2023-05-09 鞍山创鑫环保科技股份有限公司 一种提高不锈钢酸洗废液再生硝酸收率的工艺及系统
US11266950B2 (en) * 2018-06-28 2022-03-08 Chemtreat, Inc. Methods and compositions for scrubbing chlorine-containing gases
CN109553152B (zh) * 2018-11-30 2021-09-10 中冶南方工程技术有限公司 一种不锈钢混酸废液再生酸工艺
CN109467149B (zh) * 2018-12-06 2023-11-21 中冶南方工程技术有限公司 酸性废液回收装置及废酸回收工艺
EP3747530A1 (en) * 2019-06-06 2020-12-09 CMI UVK GmbH System for cleaning an off-gas, comprising an acid component, and/or for regenerating an acid component comprised in an off-gas, method
CN110743328A (zh) * 2019-09-17 2020-02-04 黄细香 一种酸性蚀刻液循环再生防反冲双极射流氯气吸收器
CN112359366B (zh) * 2020-10-10 2021-11-23 东南大学 废混酸两级焙烧再生装置和方法
AT526794A1 (de) 2022-12-20 2024-07-15 Andritz Ag Maschf Verfahren zur regeneration von saeure

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT245901B (de) * 1964-06-25 1966-03-25 Othmar Ing Ruthner Verfahren und Vorrichtung zur Regenerierung von Salzsäure
NL132526C (pt) * 1965-04-17
DE1546164B2 (de) * 1965-04-17 1976-12-23 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zum regenerieren salzsaeure- und eisenhaltiger beizbadfluessigkeit
US3669623A (en) * 1966-07-19 1972-06-13 Dravo Corp Method for the regeneration of hydrochloric acid from spent pickle liquor and like solutions
DE1667195C3 (de) * 1968-01-31 1979-09-27 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Herstellung von Halogenwasserstoffsäuren und von Metalloxiden
US3529931A (en) * 1968-07-12 1970-09-22 Nat Lead Co Regenerating hci from iron chloride solutions
US3658483A (en) * 1970-05-18 1972-04-25 Sued Chemie Ag Apparatus for the production of concentrated hydrohalogen acids and metal oxides
GB1311757A (en) * 1970-05-19 1973-03-28 Sued Chemie Ag Hydrogen halide production
US3851047A (en) * 1972-12-21 1974-11-26 Brunswick Corp Method for continuously processing waste nitric acid solutions
DE2503142A1 (de) * 1975-01-27 1976-07-29 Metallgesellschaft Ag Verfahren zur aufarbeitung von metallchloride enthaltenden loesungen
FR2428207A1 (fr) * 1978-06-07 1980-01-04 Gueugnon Forges Procede et installation pour le traitement de bains fluonitriques uses
AT395312B (de) * 1987-06-16 1992-11-25 Andritz Ag Maschf Verfahren zur gewinnung bzw. rueckgewinnung von saeure aus metallhaltigen loesungen dieser saeure
DE4315551C2 (de) * 1993-05-10 2003-01-16 Gewerk Keramchemie Verfahren zur Regenerierung von verbrauchten, Metallsalze und/oder Metalloxide enthaltenden Lösungen, insbesondere Milchsäuren
DE4402028C2 (de) * 1994-01-25 1996-11-28 Gewerk Keramchemie Verfahren zur Regenerierung einer verbrauchten, Flußsäure enthaltenden Prozeßlösung

Also Published As

Publication number Publication date
EP0775760A1 (de) 1997-05-28
RU2142408C1 (ru) 1999-12-10
CN1229278C (zh) 2005-11-30
AU7190796A (en) 1997-06-05
EP0775760B1 (de) 2001-04-04
DE59606705D1 (de) 2001-05-10
ATA193195A (de) 1997-09-15
JPH09188502A (ja) 1997-07-22
CN1157797A (zh) 1997-08-27
KR970027366A (ko) 1997-06-24
ZA969899B (en) 1997-06-03
IN190915B (pt) 2003-08-30
CA2191259A1 (en) 1997-05-28
AT403698B (de) 1998-04-27
US5980850A (en) 1999-11-09
TW342344B (en) 1998-10-11
JP3416427B2 (ja) 2003-06-16
AU722174B2 (en) 2000-07-27
ES2157385T3 (es) 2001-08-16
KR100361651B1 (ko) 2003-02-11

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 8A,9A,10A,11A,12A,13A E 14A ANUIDADES

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2257 DE 08/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 8A, 9A, 10A, 11A, 12A, 13A E 14A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.