DE2251261C3 - Abtrennen von Rotschlamm aus Aluminatlösungen mit Flockungsmittel - Google Patents

Abtrennen von Rotschlamm aus Aluminatlösungen mit Flockungsmittel

Info

Publication number
DE2251261C3
DE2251261C3 DE2251261A DE2251261A DE2251261C3 DE 2251261 C3 DE2251261 C3 DE 2251261C3 DE 2251261 A DE2251261 A DE 2251261A DE 2251261 A DE2251261 A DE 2251261A DE 2251261 C3 DE2251261 C3 DE 2251261C3
Authority
DE
Germany
Prior art keywords
polymer
acrylic acid
water
red mud
emulsion
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
DE2251261A
Other languages
German (de)
English (en)
Other versions
DE2251261B2 (de
DE2251261A1 (de
Inventor
George F. Westmont Ill. McIntyre
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.)
ChampionX LLC
Original Assignee
Nalco Chemical 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
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of DE2251261A1 publication Critical patent/DE2251261A1/de
Publication of DE2251261B2 publication Critical patent/DE2251261B2/de
Application granted granted Critical
Publication of DE2251261C3 publication Critical patent/DE2251261C3/de
Expired legal-status Critical Current

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
    • C01F7/0646—Separation of the insoluble residue, e.g. of red mud
    • C01F7/0653—Separation of the insoluble residue, e.g. of red mud characterised by the flocculant added to the slurry
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts thereof
    • C08F20/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatment Of Sludge (AREA)
  • Polymerisation Methods In General (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE2251261A 1972-01-13 1972-10-13 Abtrennen von Rotschlamm aus Aluminatlösungen mit Flockungsmittel Expired DE2251261C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21758872A 1972-01-13 1972-01-13

Publications (3)

Publication Number Publication Date
DE2251261A1 DE2251261A1 (de) 1973-07-26
DE2251261B2 DE2251261B2 (de) 1977-11-24
DE2251261C3 true DE2251261C3 (de) 1985-01-03

Family

ID=22811687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2251261A Expired DE2251261C3 (de) 1972-01-13 1972-10-13 Abtrennen von Rotschlamm aus Aluminatlösungen mit Flockungsmittel

Country Status (9)

Country Link
JP (1) JPS5215079B2 (US06312121-20011106-C00033.png)
AU (1) AU443312B2 (US06312121-20011106-C00033.png)
BR (1) BR7207168D0 (US06312121-20011106-C00033.png)
CA (1) CA996285A (US06312121-20011106-C00033.png)
DE (1) DE2251261C3 (US06312121-20011106-C00033.png)
ES (1) ES407180A1 (US06312121-20011106-C00033.png)
FR (1) FR2167501B1 (US06312121-20011106-C00033.png)
GB (1) GB1378981A (US06312121-20011106-C00033.png)
IT (1) IT966361B (US06312121-20011106-C00033.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2800466C3 (de) * 1978-01-05 1981-12-03 Agfa-Gevaert Ag, 5090 Leverkusen Photographisches Material
DE2831499C3 (de) * 1978-07-14 1983-01-05 Nalco Chemical Co., 60521 Oak Brook, Ill. Verfahren zur Fluidisierung konzentrierter wäßriger Suspensionen von Rotschlamm
CA1176031A (en) * 1980-07-23 1984-10-16 American Cyanamid Company Process for alumina recovery
US4545902A (en) * 1984-09-17 1985-10-08 Nalco Chemical Company Flocculants for bauxite (red mud)
US6022498A (en) 1996-04-19 2000-02-08 Q2100, Inc. Methods for eyeglass lens curing using ultraviolet light

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1089173B (de) * 1957-05-31 1960-09-15 Dow Chemical Co Inverses Emulsionspolymerisations-verfahren zur Herstellung von Polymerisaten und Mischpolymerisaten wasserloeslicher Monomerer
US3284393A (en) * 1959-11-04 1966-11-08 Dow Chemical Co Water-in-oil emulsion polymerization process for polymerizing watersoluble monomers
US3278506A (en) * 1961-08-21 1966-10-11 Nalco Chemical Co Water-soluble polymers and copolymers
US3397953A (en) * 1965-03-04 1968-08-20 Atlas Chem Ind Flocculating agent
US3390959A (en) * 1965-04-30 1968-07-02 Nalco Chemical Co Process of making alumina
FR1518054A (fr) * 1966-04-12 1968-03-22 Rohm & Haas Clarification des boues rouges
BE694342A (US06312121-20011106-C00033.png) * 1966-04-12 1967-08-21
US3445187A (en) * 1966-05-25 1969-05-20 Nalco Chemical Co Process for separation of red mud from dissolved alumina
DE2009218C3 (de) * 1970-02-27 1980-07-17 Roehm Gmbh, 6100 Darmstadt Verfahren zur Perlpolymerisation von äthylenisch ungesättigten Monomeren
US3624019A (en) * 1970-12-15 1971-11-30 Nalco Chemical Co Process for rapidly dissolving water-soluble polymers

Also Published As

Publication number Publication date
GB1378981A (en) 1975-01-02
AU443312B2 (en) 1973-12-20
FR2167501A1 (US06312121-20011106-C00033.png) 1973-08-24
DE2251261B2 (de) 1977-11-24
DE2251261A1 (de) 1973-07-26
AU4712672A (en) 1973-12-20
CA996285A (en) 1976-08-31
ES407180A1 (es) 1976-02-01
BR7207168D0 (pt) 1973-09-25
JPS4879797A (US06312121-20011106-C00033.png) 1973-10-25
JPS5215079B2 (US06312121-20011106-C00033.png) 1977-04-26
FR2167501B1 (US06312121-20011106-C00033.png) 1976-08-20
IT966361B (it) 1974-02-11

Similar Documents

Publication Publication Date Title
DE69026744T2 (de) Amphoterer Elektrolyt, Verfahren zur Herstellung und Entwässerungsmittel für organische Schlämme
DE2402486A1 (de) Verfahren zur verbesserung der haftfaehigkeit von metallbearbeitungskuehlmitteln auf metallflaechen
DE1300244B (de) Verfahren zur Herstellung gekoernter wasserloeslicher Polymerisate und Mischpolymerisate
DE3532079A1 (de) Verfahren zur entfernung von suspendiertem rotschlamm aus waessrigen tonerde-haltigen loesungen
DE1717008C2 (de) Verfahren zum Entfernen abgesetzter Schlammanhaufungen aus Behaltern
DE2532214A1 (de) Verfahren zur verbesserung der stabilitaet einer wasser-in-oel-emulsion eines feinteiligen kationisch modifizierten acrylamidpolymerisats
DE2251261C3 (de) Abtrennen von Rotschlamm aus Aluminatlösungen mit Flockungsmittel
DE1107605B (de) Verfahren zur Klaerung trueber Wasser
DE3129019C2 (US06312121-20011106-C00033.png)
DE1089173B (de) Inverses Emulsionspolymerisations-verfahren zur Herstellung von Polymerisaten und Mischpolymerisaten wasserloeslicher Monomerer
DE2432699C3 (de) Verfahren zur Herstellung von sedimentationsstabilen Wasser-in-Öl-Dispersionen von Acrylamid-Polymerisaten
DE2733788A1 (de) Oberflaechenaktive mischpolymerisate
DE3245806A1 (de) Verfahren zur aluminiumoxid-gewinnung
DE2226143A1 (de) Eine wasser-oel-emulsion mit einem polymergehalt
DE2345999A1 (de) Verfahren zur behandlung von verschmutztem wasser
DE2248360C3 (de) Verfahren zum Klären von Abwässern durch Verwenden eines wasserlöslichen Vinyladditionspolymeren in Form einer wäßrigen Lösung
DE69500248T2 (de) Polymerampholyte, Polymermikroemulsionen, Verfahren zu deren Herstellung und deren Verwendung als Flokkulierungsmittel
DE1961101A1 (de) Wasserloesliche Polymerisate,waessrige Gele,die diese Polymerisate enthalten und Verfahren zur Herstellung der Gele
DE3784243T2 (de) Wasserabsorbierende polymerperlen, verfahren zu deren herstellung und suspendiermittel, die dabei verwendet werden.
DE2344018A1 (de) Emulsionspolymerisation kationischer monomerer
DE2554082A1 (de) Herstellung von stabilen wasser-in- oel-dispersionen von acrylamidpolymerisaten
DE2612101A1 (de) Verfahren zur herstellung von festen, beim aufloesen in wasser nicht-klumpenden acrylamidpolymerisaten
DE1719424B2 (de) Verfahren zum dispergieren fester feinteilchen in einem nichtwaessrigen loesungsmittel
DE2355000A1 (de) Mittel zur reinigung von wasser und dessen verwendung
DE1109898B (de) Verfahren zur Pfropfpolymerisation von ª‡-Alkylacroleinen auf Latices von Mono- oderDivinylpolymeren

Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)