DE3674577D1 - Verfahren zum konzentrieren von kaolinschlamm. - Google Patents

Verfahren zum konzentrieren von kaolinschlamm.

Info

Publication number
DE3674577D1
DE3674577D1 DE8686904024T DE3674577T DE3674577D1 DE 3674577 D1 DE3674577 D1 DE 3674577D1 DE 8686904024 T DE8686904024 T DE 8686904024T DE 3674577 T DE3674577 T DE 3674577T DE 3674577 D1 DE3674577 D1 DE 3674577D1
Authority
DE
Germany
Prior art keywords
concentrating
kaolin
sludge
kaolin sludge
concentrating kaolin
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 - Lifetime
Application number
DE8686904024T
Other languages
English (en)
Inventor
Sydney Willis
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.)
Imerys Clays Inc
Original Assignee
Georgia Kaolin 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 Georgia Kaolin Co filed Critical Georgia Kaolin Co
Application granted granted Critical
Publication of DE3674577D1 publication Critical patent/DE3674577D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/28—Evaporating with vapour compression
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-effect evaporating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C1/00—Apparatus or methods for obtaining or processing clay
    • B28C1/02—Apparatus or methods for obtaining or processing clay for producing or processing clay suspensions, e.g. slip
    • B28C1/06—Processing suspensions, i.e. after mixing
    • B28C1/08—Separating suspensions, e.g. for obtaining clay, for removing stones; Cleaning clay slurries
    • B28C1/082—Dewatering ; Using sieves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00—Heating arrangements
    • F26B23/001—Heating arrangements using waste heat
    • F26B23/002—Heating arrangements using waste heat recovered from dryer exhaust gases
    • F26B23/004—Heating arrangements using waste heat recovered from dryer exhaust gases by compressing and condensing vapour in exhaust gases, i.e. using an open cycle heat pump system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/18—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact
    • F26B3/20—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact the heat source being a heated surface, e.g. a moving belt or conveyor
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
    • 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
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
    • 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
    • Y10S159/00—Concentrating evaporators
    • Y10S159/32—Indirect heat exchange
    • 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
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/08—Waste heat

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Dispersion Chemistry (AREA)
  • Sustainable Development (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Drying Of Solid Materials (AREA)
DE8686904024T 1985-07-19 1986-06-24 Verfahren zum konzentrieren von kaolinschlamm. Expired - Lifetime DE3674577D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06757049 US4687546B1 (en) 1985-07-19 1985-07-19 Method of concentrating slurried kaolin
PCT/US1986/001336 WO1987000446A1 (en) 1985-07-19 1986-06-24 Method of concentrating slurried kaolin

Publications (1)

Publication Number Publication Date
DE3674577D1 true DE3674577D1 (de) 1990-10-31

Family

ID=25046143

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686904024T Expired - Lifetime DE3674577D1 (de) 1985-07-19 1986-06-24 Verfahren zum konzentrieren von kaolinschlamm.

Country Status (7)

Country Link
US (1) US4687546B1 (de)
EP (1) EP0232289B1 (de)
KR (1) KR900001307B1 (de)
AU (1) AU576161B2 (de)
BR (1) BR8606782A (de)
DE (1) DE3674577D1 (de)
WO (1) WO1987000446A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI73474B (fi) * 1985-04-25 1987-06-30 Tampella Oy Ab Saett att aotervinna vaerme och kemikalier fraon avlut.
US4642904A (en) * 1985-08-01 1987-02-17 Georgia Krolin Company, Inc. Energy conserving process for drying a clay slurry
FI81141B (fi) * 1986-09-22 1990-05-31 Ahlstroem Oy Foerfarande foer koncentrering av uppslamningar.
US5188857A (en) * 1987-05-01 1993-02-23 Apv Gaulin, Inc. Citrus juice concentrate method
US4886574A (en) * 1987-05-01 1989-12-12 Apv Gaulin, Inc. Citrus juice concentrate processor
US4963231A (en) * 1988-06-13 1990-10-16 Ahlstromforetagen Svenska Ab Method for evaporation of liquids
DE3834716A1 (de) * 1988-10-12 1990-04-19 Metallgesellschaft Ag Verfahren und vorrichtung zum aufkonzentrieren von loesungen
US5036599A (en) * 1988-12-27 1991-08-06 Georgia Kaolin Company, Inc. Method of concentrating slurried kaolin
US5227349A (en) * 1989-09-20 1993-07-13 Ecc International Inc. Process for producing a kaolin clay product
WO1991004143A1 (en) * 1989-09-20 1991-04-04 Georgia Kaolin Company, Inc. Process for producing a kaolin clay product
US5076895A (en) * 1990-06-21 1991-12-31 Hanover Research Corporation Process and apparatus for recovering clean water and solids from aqueous solids using mechanical vapor recompression evaporators
US5223088A (en) * 1991-02-15 1993-06-29 Niro A/S Apparatus for producing concentrated aqueous slurries and spray dried particulate products
US5248387A (en) * 1991-02-15 1993-09-28 Niro A/S Process for producing concentrated aqueous slurries and spray dried particulate products
US5171725A (en) * 1991-07-03 1992-12-15 E.C.C. America Inc. Method for preparing aqueous mineral suspensions
NZ246130A (en) * 1991-12-31 1995-07-26 Comalco Alu System for concentrating clay slurry having evaporative effects in series with each effect having indirect heat exchanger with suppression of boiling of water in slurry
AU660754B2 (en) * 1991-12-31 1995-07-06 Comalco Aluminium Limited Evaporative concentration of clay slurries
US5188741A (en) * 1992-04-01 1993-02-23 Texaco Inc. Treatment of sewage sludge
GB2275876B (en) * 1993-03-12 1996-07-17 Ecc Int Ltd Grinding alkaline earth metal pigments
US5992641A (en) * 1995-06-05 1999-11-30 Ecc International Inc. Methods and apparatus for screening particulate materials
DE19602290A1 (de) * 1996-01-23 1997-07-24 Loedige Maschbau Gmbh Geb Verfahren zur Trocknung von Klärschlamm oder Schlämmen ähnlicher Konsistenz
US6023003A (en) * 1998-01-13 2000-02-08 Reading & Bates Development Co. Process and system for recovering glycol from glycol/brine streams
US6454907B1 (en) 1999-04-19 2002-09-24 Minerals Technologies, Inc. Method and apparatus for concentrating slurried solids
FI106633B (fi) * 1999-07-29 2001-03-15 Outokumpu Oy Laite kiintoainetta sisältävän virtaavan materiaalin kuumentamiseksi
US6402824B1 (en) 2000-05-26 2002-06-11 J. M. Huber Corporation Processes for preparing precipitated calcium carbonate compositions and the products thereof
US20030070627A1 (en) * 2001-09-20 2003-04-17 Eugene Sullivan Direct contact evaporator replacement
ATE414679T1 (de) * 2004-06-10 2008-12-15 Imerys Kaolin Inc Ultrarückstandsarme feststoffreiche feuchtkuchenprodukte und zugehörige herstellungsverfahren
FR2978059B1 (fr) * 2011-07-18 2013-08-09 Lesaffre & Cie Procede et installation pour la recuperation d' energie calorifique
US9207018B2 (en) * 2012-06-15 2015-12-08 Nexajoule, Inc. Sub-wet bulb evaporative chiller system with multiple integrated subunits or chillers
EP3012007A1 (de) * 2014-10-22 2016-04-27 Oliver David Arnold Verfahren und Vorrichtung zum Eindampfen eines flüssigen Substrats

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR675258A (fr) * 1928-05-18 1930-02-07 Industrikemiska Ab Procédé et dispositif d'évaporation
US2406581A (en) * 1939-05-20 1946-08-27 Bergstrom Hilding Olof Vidar Process of utilizing waste liquors
US2487884A (en) * 1945-12-12 1949-11-15 Little Inc A Vapor-compression distillation
US2777514A (en) * 1949-03-11 1957-01-15 Blaw Knox Co Method and apparatus for concentrating liquids
US2647570A (en) * 1949-11-30 1953-08-04 Rosenblad Corp Heat-treating a fluent substance
US2895546A (en) * 1955-08-30 1959-07-21 Chicago Bridge & Iron Co Method and apparatus for recompression evaporation
US3176755A (en) * 1960-08-17 1965-04-06 Bailey Meter Co Control system for multiple-effect evaporators
US3165435A (en) * 1961-01-19 1965-01-12 C E Rogers Company Evaporation apparatus and method
GB1065619A (en) * 1964-10-21 1967-04-19 Vickers Ltd An apparatus for evaporating liquid to separate solid material from the liquid
US3289736A (en) * 1964-06-30 1966-12-06 Rosenblad Corp Temperature control for evaporation system
US3396086A (en) * 1964-12-23 1968-08-06 Applied Res And Engineering Lt Recompression evaporators
NO119205B (de) * 1965-08-19 1970-04-06 Rosenblads Patenter Ab
FR1543961A (fr) * 1967-05-25 1968-10-31 Fives Lille Cail Installation pour la production d'eau douce à partir d'eau salée
US4002525A (en) * 1975-03-13 1977-01-11 Flambeau Paper Company Chemical recovery from waste liquors utilizing indirect heat exchangers in multi-stage evaporation plus contact steam stripping
CA1101349A (en) * 1977-03-12 1981-05-19 Yukio Nakako Method for thermal dehydration of brown coal
JPS6026561B2 (ja) * 1977-08-17 1985-06-24 ボルカノ株式会社 機械的蒸気圧縮式蒸発方法
US4246039A (en) * 1979-01-08 1981-01-20 Engelhard Minerals & Chemicals Corporation Kaolin clay processing
LU81168A1 (fr) * 1979-04-19 1980-12-16 Laguilharre Sa Perfectionnement aux evaporateurs a recompression mecanique de vapeur

Also Published As

Publication number Publication date
BR8606782A (pt) 1987-10-13
AU5992886A (en) 1987-02-10
AU576161B2 (en) 1988-08-11
EP0232289A1 (de) 1987-08-19
US4687546B1 (en) 1996-06-04
US4687546A (en) 1987-08-18
EP0232289B1 (de) 1990-09-26
KR870700382A (ko) 1987-12-28
WO1987000446A1 (en) 1987-01-29
KR900001307B1 (ko) 1990-03-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IMERYS CLAYS, INC. (N.D.GES. D. STAATES DELAWARE),