DE69017049D1 - Verfahren zum entfernen von anorganischen gels und nichtzusammendrückbaren feststoffen aus sauren medien. - Google Patents

Verfahren zum entfernen von anorganischen gels und nichtzusammendrückbaren feststoffen aus sauren medien.

Info

Publication number
DE69017049D1
DE69017049D1 DE69017049T DE69017049T DE69017049D1 DE 69017049 D1 DE69017049 D1 DE 69017049D1 DE 69017049 T DE69017049 T DE 69017049T DE 69017049 T DE69017049 T DE 69017049T DE 69017049 D1 DE69017049 D1 DE 69017049D1
Authority
DE
Germany
Prior art keywords
removing inorganic
acid media
inorganic gels
compressible solids
compressible
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
DE69017049T
Other languages
English (en)
Other versions
DE69017049T2 (de
Inventor
John Craven
Herbert Valdsaar
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE69017049D1 publication Critical patent/DE69017049D1/de
Application granted granted Critical
Publication of DE69017049T2 publication Critical patent/DE69017049T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
    • C22B34/1259—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching treatment or purification of titanium containing solutions or liquors or slurries
    • 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
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE69017049T 1990-03-19 1990-11-13 Verfahren zum entfernen von anorganischen gels und nichtzusammendrückbaren feststoffen aus sauren medien. Expired - Fee Related DE69017049T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/497,876 US5158688A (en) 1990-03-19 1990-03-19 Process for removing inorganic gels and incompressible solids from acidic media
PCT/US1990/006468 WO1991014793A1 (en) 1990-03-19 1990-11-13 Process for removing inorganic gels and incompressible solids from acidic media

Publications (2)

Publication Number Publication Date
DE69017049D1 true DE69017049D1 (de) 1995-03-23
DE69017049T2 DE69017049T2 (de) 1995-09-07

Family

ID=23978677

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69017049T Expired - Fee Related DE69017049T2 (de) 1990-03-19 1990-11-13 Verfahren zum entfernen von anorganischen gels und nichtzusammendrückbaren feststoffen aus sauren medien.

Country Status (10)

Country Link
US (1) US5158688A (de)
EP (1) EP0520993B1 (de)
JP (1) JPH05505340A (de)
AU (1) AU642968B2 (de)
BR (1) BR9008007A (de)
CA (1) CA2077453C (de)
DE (1) DE69017049T2 (de)
FI (1) FI924103A (de)
NZ (1) NZ236674A (de)
WO (1) WO1991014793A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5656175A (en) * 1995-07-05 1997-08-12 Cytec Technology Corp. Recovery of metal oxides from a slurry
CN102596351B (zh) 2009-09-15 2015-07-29 顺科能源公司 对油砂熟化细尾矿进行絮凝和脱水的方法
EP2477707B8 (de) 2009-09-15 2017-07-26 Suncor Energy Inc. Verfahren zur trocknung von bruchfeinmaterial
US9815716B2 (en) 2009-10-28 2017-11-14 Lake Country Fracwater Specialists, Llc Method for treating fracture water for removal of contaminants at a wellhead
US9068776B2 (en) 2009-10-30 2015-06-30 Suncor Energy Inc. Depositing and farming methods for drying oil sand mature fine tailings
EP2838977B1 (de) 2012-04-18 2019-10-02 BL Technologies, Inc. Verfahren zur behandlung von vorlagenberieselungssystemen in kokereien
US20140144846A1 (en) * 2012-11-26 2014-05-29 Memc Singapore, Pte. Ltd (Uen200614797D) Methods For The Recycling of Wire-Saw Cutting Fluid
CN103613268B (zh) * 2013-12-03 2016-03-30 湖南科技大学 一种污泥脱水调理剂及其深度脱水方法
CN104071830B (zh) 2014-04-30 2015-12-09 淄博晟钛复合材料科技有限公司 制备高纯度金红石型或锐钛型纳米二氧化钛的方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1323699A (en) * 1969-11-05 1973-07-18 Dow Chemical Co Method for dlarifying titanium sulphate solutions
GB1396612A (en) * 1972-01-20 1975-06-04 Laporte Industries Ltd Production of titanium tetrachloride
JPS5436565B2 (de) * 1973-05-25 1979-11-09
US4113685A (en) * 1975-01-02 1978-09-12 Chemische Fabrik Stockhausen & Cie Flocculating agent comprising water-in-oil emulsion of stabilizer plus NH-active polymer carrying formaldehyde and amine radicals
GB1570282A (en) * 1975-11-15 1980-06-25 Allied Colloids Ltd Flocculation of solids from aqueous suspensions
US4137165A (en) * 1976-10-26 1979-01-30 American Cyanamid Company Process for clarifying raw water
SU865837A1 (ru) * 1979-05-17 1981-09-23 Уральский Лесотехнический Институт Им. Ленинского Комсомола Способ утилизации сернокислых сточных вод производства двуокиси титана
US4382864A (en) * 1980-08-08 1983-05-10 Kurita Water Industries Ltd. Process for dewatering sludges
US4676913A (en) * 1981-12-18 1987-06-30 The Dow Chemical Company Coal liquor clarification with water-soluble, high molecular weight polymers having low concentration of cationic moieties
SU1204568A1 (ru) * 1983-02-18 1986-01-15 Предприятие П/Я Г-4855 Способ осветлени титансодержащих сернокислых растворов
US4569768A (en) * 1983-10-07 1986-02-11 The Dow Chemical Company Flocculation of suspended solids from aqueous media
EP0202780B2 (de) * 1985-04-25 1998-12-09 Ciba Specialty Chemicals Water Treatments Limited Flockungsverfahren
US4698171A (en) * 1986-01-20 1987-10-06 Consiglio Nazionale Delle Ricerche Synthetic organic polymers for the selective flocculation of titanium and iron ores
JP3194165B2 (ja) * 1992-07-15 2001-07-30 カシオ計算機株式会社 ゲーム装置

Also Published As

Publication number Publication date
EP0520993B1 (de) 1995-02-15
FI924103A0 (fi) 1992-09-14
DE69017049T2 (de) 1995-09-07
CA2077453A1 (en) 1991-09-20
EP0520993A1 (de) 1993-01-07
BR9008007A (pt) 1993-01-19
AU7160091A (en) 1991-10-21
CA2077453C (en) 2002-03-26
FI924103A (fi) 1992-09-14
NZ236674A (en) 1993-03-26
US5158688A (en) 1992-10-27
AU642968B2 (en) 1993-11-04
WO1991014793A1 (en) 1991-10-03
JPH05505340A (ja) 1993-08-12

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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