CA2057407A1 - Procede de separation des composes de silicium contenus dans un bain de decapage chlorhydrique de pieces notamment des toles d'acier - Google Patents

Procede de separation des composes de silicium contenus dans un bain de decapage chlorhydrique de pieces notamment des toles d'acier

Info

Publication number
CA2057407A1
CA2057407A1 CA002057407A CA2057407A CA2057407A1 CA 2057407 A1 CA2057407 A1 CA 2057407A1 CA 002057407 A CA002057407 A CA 002057407A CA 2057407 A CA2057407 A CA 2057407A CA 2057407 A1 CA2057407 A1 CA 2057407A1
Authority
CA
Canada
Prior art keywords
bath
silicon compounds
compounds
concentrated
fraction
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.)
Abandoned
Application number
CA002057407A
Other languages
English (en)
French (fr)
Inventor
Remy Nicolle
Albert Pavinato
Richard Pazdej
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.)
Sollac SA
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2057407A1 publication Critical patent/CA2057407A1/fr
Abandoned 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
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/157—After-treatment of gels
    • C01B33/158—Purification; Drying; Dehydrating
    • 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)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • ing And Chemical Polishing (AREA)
  • Silicon Compounds (AREA)
  • Removal Of Specific Substances (AREA)
CA002057407A 1990-12-13 1991-12-11 Procede de separation des composes de silicium contenus dans un bain de decapage chlorhydrique de pieces notamment des toles d'acier Abandoned CA2057407A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR909015621A FR2670508B1 (fr) 1990-12-13 1990-12-13 Procede de separation des composes de silicium contenus dans un bain de decapage chlorhydrique de pieces notamment des toles d'acier.
FR90.15621 1990-12-13

Publications (1)

Publication Number Publication Date
CA2057407A1 true CA2057407A1 (fr) 1992-06-14

Family

ID=9403201

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002057407A Abandoned CA2057407A1 (fr) 1990-12-13 1991-12-11 Procede de separation des composes de silicium contenus dans un bain de decapage chlorhydrique de pieces notamment des toles d'acier

Country Status (8)

Country Link
US (1) US5250275A (2)
EP (1) EP0491640A1 (2)
JP (1) JPH04293793A (2)
KR (1) KR920011911A (2)
AU (1) AU8895491A (2)
CA (1) CA2057407A1 (2)
FR (1) FR2670508B1 (2)
TW (1) TW201700B (2)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119409199A (zh) * 2024-09-29 2025-02-11 武宁县新华丽矿业有限公司 一种石英砂酸洗生产线

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT395408B (de) * 1991-05-13 1992-12-28 Andritz Patentverwaltung Mikrofiltration
JPH08333690A (ja) * 1995-06-06 1996-12-17 Nippon Aqua Kk エッチング液の再生方法
DE19829592C1 (de) * 1998-07-02 1999-12-09 Umweltanalytisches Zentrum Gro Verfahren zur Aufbereitung metallhaltiger Mineralsäuren
FR2916205A1 (fr) * 2007-05-16 2008-11-21 Siemens Vai Metals Tech Sas Installation et procede pour le traitement de solutions de decapage de bandes d'acier au silicium
CN102380252B (zh) * 2011-08-02 2013-11-27 山东雅美科技有限公司 一种丝束过滤器反洗水减排的方法
CN104086011B (zh) * 2014-07-07 2016-02-10 成都丽雅纤维股份有限公司 适用于粘胶纤维工业酸站废水的零排放工艺
WO2019122979A1 (en) * 2017-12-21 2019-06-27 Arcelormittal Method for pickling steel sheets

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3310435A (en) * 1963-11-18 1967-03-21 Dravo Corp Process for continuous pickling of steel strip and regeneration of the contact acid
FR1432661A (fr) * 1965-02-09 1966-03-25 Loire Atel Forges Perfectionnements apportés au traitement des bains de décapage des aciers au silicium
GB1126232A (en) * 1965-10-26 1968-09-05 Yawata Iron & Steel Co A method of treating a waste acid solution obtained from pickling silicon steel sheets
US3442608A (en) * 1968-05-06 1969-05-06 Canada Steel Co Regeneration of waste pickle liquors
US4086321A (en) * 1976-06-21 1978-04-25 Carl A. Holley Producing pure iron oxides
AU512846B2 (en) * 1976-07-02 1980-10-30 Toledo Pickling and Steel Service, Inc System for the regeneration of waste hydrochloric acid pickle liquor
JPS54138893A (en) * 1978-04-20 1979-10-27 Mitsui Eng & Shipbuild Co Ltd Treating method for waste hydrochloric acid pickling solution
JPS5973439A (ja) * 1982-10-19 1984-04-25 Nippon Steel Corp 塩酸酸洗廃液から酸化鉄を製造する方法
JPS59162139A (ja) * 1983-03-02 1984-09-13 Tadayoshi Karasawa 廃酸処理工程の改良
JPS6259532A (ja) * 1985-09-10 1987-03-16 Kawasaki Steel Corp 高純度酸化鉄の製造方法
JPS6340728A (ja) * 1986-08-04 1988-02-22 Chiyoda Chem Eng & Constr Co Ltd 廃塩酸から酸化鉄を回収する方法
JPS63112425A (ja) * 1986-10-30 1988-05-17 Sumitomo Metal Ind Ltd 高純度含水酸化鉄の製造方法
JPS63129019A (ja) * 1986-11-19 1988-06-01 Kawasaki Steel Corp 高珪素含有塩酸酸洗廃液中の珪素分の低減方法
JPS63144122A (ja) * 1986-12-03 1988-06-16 Sumitomo Metal Ind Ltd 塩酸酸洗廃液からけい素を除去する方法
JPS63144121A (ja) * 1986-12-03 1988-06-16 Sumitomo Metal Ind Ltd 塩酸酸洗廃液からけい素を除去する方法
JPS63144123A (ja) * 1986-12-08 1988-06-16 Sumitomo Metal Ind Ltd 鋼材の塩酸酸洗廃液中のけい素分の除去方法
JPH0696453B2 (ja) * 1987-06-18 1994-11-30 ケミライト工業株式会社 塩化鉄水溶液の精製方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119409199A (zh) * 2024-09-29 2025-02-11 武宁县新华丽矿业有限公司 一种石英砂酸洗生产线

Also Published As

Publication number Publication date
FR2670508B1 (fr) 1994-08-12
EP0491640A1 (fr) 1992-06-24
AU8895491A (en) 1992-06-18
FR2670508A1 (fr) 1992-06-19
JPH04293793A (ja) 1992-10-19
TW201700B (2) 1993-03-11
US5250275A (en) 1993-10-05
KR920011911A (ko) 1992-07-25

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Legal Events

Date Code Title Description
FZDE Discontinued