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BR8907320A - METAL SURFACE PROTECTION - Google Patents

METAL SURFACE PROTECTION

Info

Publication number
BR8907320A
BR8907320A BR898907320A BR8907320A BR8907320A BR 8907320 A BR8907320 A BR 8907320A BR 898907320 A BR898907320 A BR 898907320A BR 8907320 A BR8907320 A BR 8907320A BR 8907320 A BR8907320 A BR 8907320A
Authority
BR
Brazil
Prior art keywords
metal surface
surface protection
protection
metal
Prior art date
Application number
BR898907320A
Other languages
Portuguese (pt)
Inventor
Robin Frank Way
Original Assignee
Comalco Alu
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 Comalco Alu filed Critical Comalco Alu
Publication of BR8907320A publication Critical patent/BR8907320A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • C01F7/0606—Making-up the alkali hydroxide solution from recycled spent liquor
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/42—Concentration; Dehydration
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
    • C01F7/147—Apparatus for precipitation
    • 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
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/06—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly alkaline liquids
    • 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
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/18—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using inorganic inhibitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
BR898907320A 1988-03-17 1989-03-17 METAL SURFACE PROTECTION BR8907320A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPI736188 1988-03-17
PCT/AU1989/000105 WO1989008728A1 (en) 1988-03-17 1989-03-17 Metallic surface protection

Publications (1)

Publication Number Publication Date
BR8907320A true BR8907320A (en) 1991-03-19

Family

ID=3772943

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898907320A BR8907320A (en) 1988-03-17 1989-03-17 METAL SURFACE PROTECTION

Country Status (3)

Country Link
EP (1) EP0404788A4 (en)
BR (1) BR8907320A (en)
WO (1) WO1989008728A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2100480C1 (en) * 1996-03-18 1997-12-27 Государственный научный центр РФ - Физико-энергетический институт Method of maintaining corrosion resistance of steel flow circuit with lead-containing heat carrier
AU7001901A (en) * 2000-06-22 2002-01-02 United States Filter Corp Corrosion control utilizing a hydrogen peroxide donor
US6716359B1 (en) 2000-08-29 2004-04-06 United States Filter Corporation Enhanced time-based proportional control
US6776926B2 (en) 2001-08-09 2004-08-17 United States Filter Corporation Calcium hypochlorite of reduced reactivity
US7108781B2 (en) 2002-02-26 2006-09-19 Usfilter Corporation Enhanced air and water purification using continuous breakpoint halogenation with free oxygen radicals
US6991735B2 (en) 2002-02-26 2006-01-31 Usfilter Corporation Free radical generator and method
WO2007146671A2 (en) 2006-06-06 2007-12-21 Fluid Lines Ultaviolet light activated oxidation process for the reduction of organic carbon in semiconductor process water
US10343939B2 (en) 2006-06-06 2019-07-09 Evoqua Water Technologies Llc Ultraviolet light activated oxidation process for the reduction of organic carbon in semiconductor process water
US12103874B2 (en) 2006-06-06 2024-10-01 Evoqua Water Technologies Llc Ultraviolet light activated oxidation process for the reduction of organic carbon in semiconductor process water
US9725343B2 (en) 2007-04-03 2017-08-08 Evoqua Water Technologies Llc System and method for measuring and treating a liquid stream
US9365436B2 (en) 2007-04-03 2016-06-14 Evoqua Water Technologies Llc Method of irradiating a liquid
US8741155B2 (en) 2007-04-03 2014-06-03 Evoqua Water Technologies Llc Method and system for providing ultrapure water
US9365435B2 (en) 2007-04-03 2016-06-14 Evoqua Water Technologies Llc Actinic radiation reactor
US8753522B2 (en) 2007-04-03 2014-06-17 Evoqua Water Technologies Llc System for controlling introduction of a reducing agent to a liquid stream
US8961798B2 (en) 2007-04-03 2015-02-24 Evoqua Water Technologies Llc Method for measuring a concentration of a compound in a liquid stream
US8591730B2 (en) 2009-07-30 2013-11-26 Siemens Pte. Ltd. Baffle plates for an ultraviolet reactor
EP2527301B1 (en) 2011-05-26 2016-04-27 Evoqua Water Technologies GmbH Method and arrangement for a water treatment
US11161762B2 (en) 2015-01-21 2021-11-02 Evoqua Water Technologies Llc Advanced oxidation process for ex-situ groundwater remediation
US10494281B2 (en) 2015-01-21 2019-12-03 Evoqua Water Technologies Llc Advanced oxidation process for ex-situ groundwater remediation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1765344A (en) * 1926-09-03 1930-06-17 Buffalo Electro Chem Co Alkaline oxidant and aluminum metal
US3076543A (en) * 1958-10-03 1963-02-05 Sinclair Refining Co Ammoniacal ammonium nitrate solution with hydrogen peroxide as corrosion inhibitor
GB1142317A (en) * 1966-02-01 1969-02-05 Eickmeyer Allen Garland Method for prevention of corrosion in carbon dioxide removal systems
US3721526A (en) * 1970-07-17 1973-03-20 Exxon Research Engineering Co Inhibition of corrosion in hot carbonate carbon dioxide removal units
JPS4941278B1 (en) * 1970-10-15 1974-11-08
US3863003A (en) * 1973-09-06 1975-01-28 Benfield Corp Method of removing carbon dioxide from gases
AU514258B2 (en) * 1977-10-14 1981-01-29 Dow Chemical Company, The Corrosion inhibition of ferrous metal in contact with acid gases
GB1579307A (en) * 1978-01-04 1980-11-19 Grace W R & Co Method of protecting metal surfaces and structures against corrosion
US4443340A (en) * 1981-10-09 1984-04-17 Betz Laboratories, Inc. Control of iron induced fouling in water systems
DE3364579D1 (en) * 1982-06-03 1986-08-28 Montedison Spa Method for avoiding the corrosion of strippers in urea manufacturing plants

Also Published As

Publication number Publication date
WO1989008728A1 (en) 1989-09-21
EP0404788A4 (en) 1991-04-17
EP0404788A1 (en) 1991-01-02

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