CA988398A - Process for waste pickle liquor regeneration - Google Patents

Process for waste pickle liquor regeneration

Info

Publication number
CA988398A
CA988398A CA174,746A CA174746A CA988398A CA 988398 A CA988398 A CA 988398A CA 174746 A CA174746 A CA 174746A CA 988398 A CA988398 A CA 988398A
Authority
CA
Canada
Prior art keywords
pickle liquor
waste pickle
liquor regeneration
regeneration
waste
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
Application number
CA174,746A
Other languages
English (en)
Other versions
CA174746S (en
Inventor
Chyn D. Shiah
Ching L. Lo
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.)
Oceanic Process Corp
Original Assignee
Oceanic Process 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 Oceanic Process Corp filed Critical Oceanic Process Corp
Application granted granted Critical
Publication of CA988398A publication Critical patent/CA988398A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Compounds Of Iron (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
CA174,746A 1972-06-29 1973-06-22 Process for waste pickle liquor regeneration Expired CA988398A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26770372A 1972-06-29 1972-06-29

Publications (1)

Publication Number Publication Date
CA988398A true CA988398A (en) 1976-05-04

Family

ID=23019825

Family Applications (1)

Application Number Title Priority Date Filing Date
CA174,746A Expired CA988398A (en) 1972-06-29 1973-06-22 Process for waste pickle liquor regeneration

Country Status (4)

Country Link
JP (1) JPS4956898A (de)
CA (1) CA988398A (de)
DE (1) DE2331569A1 (de)
GB (1) GB1406945A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50148059A (de) * 1974-05-20 1975-11-27
JPS543596B2 (de) * 1974-05-20 1979-02-24
JPS5190754A (de) * 1975-02-08 1976-08-09
EP0085666A3 (de) * 1982-02-03 1985-07-03 A/S Niro Atomizer Verfahren zum Bearbeiten von Schwefelsäure, die eine Anzahl Metallsulfate enthält
FR2586260B2 (fr) * 1984-12-03 1991-04-19 Air Liquide Procede de mise en oeuvre de gaz oxydant pour realiser la regeneration des solutions chlorhydriques usees de decapage
EP1028088A1 (de) * 1999-02-10 2000-08-16 Fernando H. Garcia Verfahren zur Neutralisierung und/oder Regeneration saurer Bäder und Anlage zum Durchführen dieses Verfahrens
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
DE10232069A1 (de) * 2002-07-16 2004-02-05 Sachtleben Chemie Gmbh Verfahren zur Herstellung von Eisenhydroxid, Eisenoxidhydrat oder Eisenoxid aus Filtersalzen der Dünnsäurerückgewinnung
US8628740B2 (en) 2008-06-19 2014-01-14 Sms Siemag Aktiengesellschaft Processing method for recovering iron oxide and hydrochloric acid
EP2784185A1 (de) * 2013-03-27 2014-10-01 CMI UVK GmbH Verfahren zur Rückgewinnung von Säuren aus einer verbrauchten Säurelösung mit Metallsalzen
EP2784186A1 (de) * 2013-03-27 2014-10-01 CMI UVK GmbH Verfahren zur Rückgewinnung von Metalloxidpartikeln aus einer verbrauchten Säurelösung mit Metallsalzen
CN110040689A (zh) * 2019-04-25 2019-07-23 兰州泰邦化工科技有限公司 一种大产能且无废酸排放的亚氯酸钠生产设备及其生产方法
CN111039495B (zh) * 2020-01-06 2024-05-17 湖南景翌湘台环保高新技术开发有限公司 一种废稀土抛光粉和钢铁酸洗废液的综合回收方法
CN113772873B (zh) * 2021-10-09 2023-08-25 北部湾大学 一种利用余热从酸洗废液中制备工业盐的方法
CN114249353B (zh) * 2021-12-18 2023-07-25 大连市环境保护有限公司产业废弃物处理厂 一种由废盐酸再生为液体氯化亚铁的方法

Also Published As

Publication number Publication date
JPS4956898A (de) 1974-06-03
DE2331569A1 (de) 1974-01-17
GB1406945A (en) 1975-09-17

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