DE69712765D1 - Entfernung von fluoridenenthaltendem kesselstein mittels aluminiumsalzlösungen - Google Patents

Entfernung von fluoridenenthaltendem kesselstein mittels aluminiumsalzlösungen

Info

Publication number
DE69712765D1
DE69712765D1 DE69712765T DE69712765T DE69712765D1 DE 69712765 D1 DE69712765 D1 DE 69712765D1 DE 69712765 T DE69712765 T DE 69712765T DE 69712765 T DE69712765 T DE 69712765T DE 69712765 D1 DE69712765 D1 DE 69712765D1
Authority
DE
Germany
Prior art keywords
removal
aluminum solution
fluoride container
fluoride
container
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 - Fee Related
Application number
DE69712765T
Other languages
English (en)
Other versions
DE69712765T2 (de
Inventor
Henry Webster
Klock Byron Von
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.)
Texaco Development Corp
Original Assignee
Texaco Development 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 Texaco Development Corp filed Critical Texaco Development Corp
Application granted granted Critical
Publication of DE69712765D1 publication Critical patent/DE69712765D1/de
Publication of DE69712765T2 publication Critical patent/DE69712765T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • 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
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/10—Other heavy metals
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/10—Other heavy metals
    • C23G1/106—Other heavy metals 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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Detergent Compositions (AREA)
  • Removal Of Specific Substances (AREA)
DE69712765T 1996-07-17 1997-07-14 Entfernung von fluoridenenthaltendem kesselstein mittels aluminiumsalzlösungen Expired - Fee Related DE69712765T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2188996P 1996-07-17 1996-07-17
US08/890,698 US5993558A (en) 1996-07-17 1997-07-11 Removal of fluoride-containing scales using aluminum salt solution
PCT/US1997/012476 WO1998002599A1 (en) 1996-07-17 1997-07-14 Removal of fluoride-containing scales using aluminum salt solution

Publications (2)

Publication Number Publication Date
DE69712765D1 true DE69712765D1 (de) 2002-06-27
DE69712765T2 DE69712765T2 (de) 2002-12-05

Family

ID=26695212

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69712765T Expired - Fee Related DE69712765T2 (de) 1996-07-17 1997-07-14 Entfernung von fluoridenenthaltendem kesselstein mittels aluminiumsalzlösungen

Country Status (10)

Country Link
US (1) US5993558A (de)
EP (1) EP0922124B1 (de)
JP (1) JP3210679B2 (de)
KR (1) KR100314147B1 (de)
CN (1) CN1225692A (de)
AU (1) AU710195B2 (de)
CA (1) CA2260172C (de)
DE (1) DE69712765T2 (de)
ES (1) ES2179359T3 (de)
WO (1) WO1998002599A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6565987B2 (en) 1999-11-12 2003-05-20 Eastman Chemical Company Non-exuding optically brightened polyolefin blends
KR100785290B1 (ko) * 2001-12-05 2007-12-12 삼성전자주식회사 링 구조의 파장분할다중 패킷 전송시스템
CN100519721C (zh) * 2002-02-08 2009-07-29 Sk能源株式会社 清洁加热器管道的清洁剂和清洁方法
JP4159334B2 (ja) * 2002-09-30 2008-10-01 新日本製鐵株式会社 チタンおよびチタン合金建材用の変色除去洗浄剤、および変色除去洗浄方法
US7611588B2 (en) * 2004-11-30 2009-11-03 Ecolab Inc. Methods and compositions for removing metal oxides
WO2012150719A1 (ja) * 2011-05-02 2012-11-08 Hoya株式会社 電子機器用カバーガラスのガラス基板の製造方法及びその製造装置並びにフッ化アルミン酸アルカリ塩の除去方法及びその装置
US8933005B2 (en) * 2012-04-16 2015-01-13 Stefanie Slade Method and composition for removing latex paint
JP5910841B1 (ja) * 2015-03-25 2016-04-27 パナソニックＩｐマネジメント株式会社 ガラス用研磨装置の洗浄液および洗浄方法
KR102116420B1 (ko) 2017-02-23 2020-05-28 한승케미칼 주식회사 불소이온 및 시안화물 제거를 위한 폐수 처리방법
KR101958079B1 (ko) 2017-04-10 2019-03-13 김상수 희소금속을 이용한 불소이온 및 시안화물 제거를 위한 폐수 처리방법
WO2019046027A1 (en) * 2017-08-30 2019-03-07 Bloom Energy Corporation SCANDIUM SOLUBILIZATION FROM MATERIALS CONTAINING FLUORIDES

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE628795C (de) * 1933-12-02 1936-04-16 Henkel & Cie Gmbh Verfahren zum Entfernen von Bierstein
US2961355A (en) * 1958-01-20 1960-11-22 Dow Chemical Co Method of and solvent for removing inorganic fluoride scale deposits
US3852123A (en) * 1972-11-20 1974-12-03 Pennwalt Corp Sealing rinses for phosphate coatings on metal
US4264463A (en) * 1977-12-27 1981-04-28 Nissan Chemical Industries Ltd. Process for removing calcium oxalate scale
US4361445A (en) * 1978-09-13 1982-11-30 Olin Corporation Copper alloy cleaning process
US4330419A (en) * 1980-10-20 1982-05-18 Halliburton Company Method of and solvent for removing inorganic fluoride deposits
US4936987A (en) * 1983-03-07 1990-06-26 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
DE3567626D1 (en) * 1984-10-26 1989-02-23 Umwelt & Hygienetechnik Solution process and solvent for hardly soluble carbonates
US4692252A (en) * 1986-03-24 1987-09-08 Vertech Treatment Systems, Inc. Method of removing scale from wet oxidation treatment apparatus
US4784774A (en) * 1987-10-08 1988-11-15 The B. F. Goodrich Company Compositions containing phosphonoalkane carboxylic acid for scale inhibition
US5016810A (en) * 1989-08-25 1991-05-21 The United States Of America As Represented By The Department Of Energy Method for improving weldability of nickel aluminide alloys
US5254286A (en) * 1991-05-31 1993-10-19 Calgon Corporation Composition for controlling scale in black liquor evaporators
DE4128107A1 (de) * 1991-08-24 1993-02-25 Metallgesellschaft Ag Verfahren zur entfernung von kryolithhaltigen ablagerungen

Also Published As

Publication number Publication date
AU3884197A (en) 1998-02-09
CN1225692A (zh) 1999-08-11
JP2000513048A (ja) 2000-10-03
KR100314147B1 (ko) 2001-11-16
DE69712765T2 (de) 2002-12-05
AU710195B2 (en) 1999-09-16
JP3210679B2 (ja) 2001-09-17
EP0922124A4 (de) 1999-10-13
EP0922124B1 (de) 2002-05-22
CA2260172C (en) 2003-01-14
ES2179359T3 (es) 2003-01-16
EP0922124A1 (de) 1999-06-16
CA2260172A1 (en) 1998-01-22
US5993558A (en) 1999-11-30
WO1998002599A1 (en) 1998-01-22
KR20000023805A (ko) 2000-04-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee