IN168623B - - Google Patents

Info

Publication number
IN168623B
IN168623B IN778/CAL/87A IN778CA1987A IN168623B IN 168623 B IN168623 B IN 168623B IN 778CA1987 A IN778CA1987 A IN 778CA1987A IN 168623 B IN168623 B IN 168623B
Authority
IN
India
Application number
IN778/CAL/87A
Other languages
English (en)
Inventor
Donald Paul Spitzer
David Wesley Lipp
Alan Sol Rothenberg
Hans Peter Panzer
Original Assignee
American Cyanamid Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25438182&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN168623(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by American Cyanamid Co filed Critical American Cyanamid Co
Publication of IN168623B publication Critical patent/IN168623B/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
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/28—Amines
    • C22B3/282—Aliphatic amines
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
IN778/CAL/87A 1986-10-09 1987-10-06 IN168623B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/916,981 US4717550A (en) 1986-10-09 1986-10-09 Process for purifying alumina

Publications (1)

Publication Number Publication Date
IN168623B true IN168623B (ja) 1991-05-11

Family

ID=25438182

Family Applications (1)

Application Number Title Priority Date Filing Date
IN778/CAL/87A IN168623B (ja) 1986-10-09 1987-10-06

Country Status (11)

Country Link
US (1) US4717550A (ja)
EP (1) EP0263411B1 (ja)
JP (1) JPS63139016A (ja)
AU (1) AU597113B2 (ja)
BR (1) BR8705357A (ja)
CA (1) CA1277479C (ja)
DE (1) DE3780744T2 (ja)
ES (1) ES2033275T3 (ja)
HU (1) HU199094B (ja)
IN (1) IN168623B (ja)
YU (1) YU45459B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4767540A (en) * 1987-02-11 1988-08-30 American Cyanamid Company Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams
US5286391A (en) * 1993-02-04 1994-02-15 Nalco Chemical Company Red mud flocculation
US5346628A (en) * 1993-10-29 1994-09-13 Nalco Chemical Company Polymers for flocculating red mud from bayer process liquors
US6077486A (en) * 1999-03-25 2000-06-20 Cytec Technology Corp. Process for purifying alumina by mixing a Bayer process stream containing sodium aluminate with amidoxime polymer to reduce the level of iron
JP2006045053A (ja) * 2004-07-05 2006-02-16 Showa Denko Kk アルミニウム塩溶液の製造方法、アルミニウム塩溶液、アルミニウム塩、アルミニウム塩溶液を用いる浄化装置、アルミニウム塩溶液を使用して製造された物品

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE639324A (ja) * 1962-10-31 1900-01-01
NL6507210A (ja) * 1964-06-05 1965-12-06
US4275042A (en) * 1980-01-22 1981-06-23 Alcan Research And Development Limited Removal of oxalate from Bayer process liquor
SU1100232A1 (ru) * 1981-06-29 1984-06-30 Всесоюзный научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности Способ сгущени пульпы красного шлама
US4578255A (en) * 1984-12-27 1986-03-25 Kaiser Aluminum Chemical Corporation Purification of Bayer process liquors
GB8519107D0 (en) * 1985-07-29 1985-09-04 Allied Colloids Ltd Flocculation process
EP0211338A3 (en) * 1985-08-09 1988-05-25 American Cyanamid Company Process for making alumina

Also Published As

Publication number Publication date
AU597113B2 (en) 1990-05-24
EP0263411A3 (en) 1990-05-23
CA1277479C (en) 1990-12-11
YU45459B (en) 1992-05-28
BR8705357A (pt) 1988-05-24
JPS63139016A (ja) 1988-06-10
US4717550A (en) 1988-01-05
EP0263411A2 (en) 1988-04-13
HU199094B (en) 1990-01-29
HUT44740A (en) 1988-04-28
YU186587A (en) 1989-02-28
DE3780744T2 (de) 1992-12-17
DE3780744D1 (de) 1992-09-03
EP0263411B1 (en) 1992-07-29
AU7948087A (en) 1988-04-14
ES2033275T3 (es) 1993-03-16

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