FI893409A0 - Menetelmä ja laite erilaisten liuottimien erottamiseksi ja erilläänpitämiseksi - Google Patents

Menetelmä ja laite erilaisten liuottimien erottamiseksi ja erilläänpitämiseksi

Info

Publication number
FI893409A0
FI893409A0 FI893409A FI893409A FI893409A0 FI 893409 A0 FI893409 A0 FI 893409A0 FI 893409 A FI893409 A FI 893409A FI 893409 A FI893409 A FI 893409A FI 893409 A0 FI893409 A0 FI 893409A0
Authority
FI
Finland
Prior art keywords
separating
solvents
different types
separating different
types
Prior art date
Application number
FI893409A
Other languages
English (en)
Swedish (sv)
Other versions
FI91939C (fi
FI91939B (fi
FI893409A (fi
Inventor
Josef Hilbig
Guenther Welt
Manfred Ziegelmayer
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of FI893409A0 publication Critical patent/FI893409A0/fi
Publication of FI893409A publication Critical patent/FI893409A/fi
Application granted granted Critical
Publication of FI91939B publication Critical patent/FI91939B/fi
Publication of FI91939C publication Critical patent/FI91939C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B01D11/0215—Solid material in other stationary receptacles
    • B01D11/0223—Moving bed of solid material
    • B01D11/023—Moving bed of solid material using moving bands, trays fixed on moving transport chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
    • B01D33/64—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression
    • B01D33/642—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression by pressure belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
    • B01D33/66—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating
    • B01D33/663—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating by direct contact with a fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter
    • B01D2201/085—Regeneration of the filter using another chemical than the liquid to be filtered
FI893409A 1988-07-16 1989-07-13 Menetelmä ja laite erilaisten liuottimien erottamiseksi ja erilläänpitämiseksi FI91939C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3824147A DE3824147A1 (de) 1988-07-16 1988-07-16 Verfahren und vorrichtung zum abtrennen und getrennthalten von unterschiedlichen loesemitteln
DE3824147 1988-07-16

Publications (4)

Publication Number Publication Date
FI893409A0 true FI893409A0 (fi) 1989-07-13
FI893409A FI893409A (fi) 1990-01-17
FI91939B FI91939B (fi) 1994-05-31
FI91939C FI91939C (fi) 1994-09-12

Family

ID=6358811

Family Applications (1)

Application Number Title Priority Date Filing Date
FI893409A FI91939C (fi) 1988-07-16 1989-07-13 Menetelmä ja laite erilaisten liuottimien erottamiseksi ja erilläänpitämiseksi

Country Status (5)

Country Link
US (1) US4985152A (fi)
EP (1) EP0351629B1 (fi)
JP (1) JPH0747096B2 (fi)
DE (2) DE3824147A1 (fi)
FI (1) FI91939C (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5325110A (en) * 1991-12-30 1994-06-28 Xerox Corporation Multi-control point tool for computer drawing programs
BE1007082A3 (nl) * 1993-05-25 1995-03-07 Dsm Nv Werkwijze voor de zuivering van een polymeer.
DE4336736A1 (de) * 1993-10-28 1995-05-04 Bayer Ag Vorrichtung zum kontinuierlichen Filtrieren und Trocknen einer Feststoffsuspension
GB2294268A (en) 1994-07-07 1996-04-24 Procter & Gamble Bleaching composition for dishwasher use
JP4534321B2 (ja) * 2000-08-25 2010-09-01 パナソニック株式会社 固液分離回収装置
GB0103871D0 (en) 2001-02-16 2001-04-04 Unilever Plc Bleaching composition of enhanced stability and a process for making such a composition
US6946078B2 (en) * 2002-02-27 2005-09-20 Lynntech, Inc. Electrochemical method and apparatus for producing and separating ferrate (VI) compounds
US20040191419A1 (en) * 2003-03-26 2004-09-30 Fuji Photo Film Co., Ltd. Drying method and drying apparatus for coating layer
US8324377B2 (en) * 2004-11-02 2012-12-04 Shin-Etsu Chemical Co., Ltd. Method of separating water-soluble cellulose ether
CN100552554C (zh) * 2005-07-29 2009-10-21 佳能株式会社 调色剂粒子的制备方法
DE102006042438A1 (de) * 2006-09-09 2008-03-27 Wolff Cellulosics Gmbh & Co. Kg Verfahren zur Wäsche von Polysaccharidderivaten
CA2665334A1 (fr) * 2006-10-27 2008-05-02 Philippe Magnier Llc Dispositif de prevention contre l'explosion d'un transformateur electrique
WO2010039250A1 (en) * 2008-10-02 2010-04-08 Gryphon Environmental, Llc Suspension liquid extraction apparatus and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2667482A (en) * 1950-02-09 1954-01-26 Ici Ltd Production of water-soluble salts of certain cellulose derivatives of improved physical form
DE2038310C3 (de) * 1970-08-01 1982-04-01 Henkel KGaA, 4000 Düsseldorf Verfahren und Vorrichtung zur kontinuierlichen Herstellung reiner und trockener Carboxymethylcellulose
DE2823736A1 (de) * 1978-05-31 1979-12-13 Hoechst Ag Verfahren und vorrichtung zur herstellung von quellfaehiger, vernetzter carboxyalkylcellulose aus natuerlich vorkommender cellulose oder cellulosehydrat und deren verwendung
AT371024B (de) * 1979-08-09 1983-05-25 Ruthner Othmar Reaktor mit horizontalem foerderband
DE3043621A1 (de) * 1980-11-19 1982-07-08 Bayer Ag, 5090 Leverkusen Reinigung von cellulose- und staerkeethern
DE3044696A1 (de) * 1980-11-27 1982-06-24 Bayer Ag, 5090 Leverkusen Reinigung von cellulose- und staerkeethern

Also Published As

Publication number Publication date
FI91939C (fi) 1994-09-12
JPH0747096B2 (ja) 1995-05-24
FI91939B (fi) 1994-05-31
DE3824147A1 (de) 1990-01-18
US4985152A (en) 1991-01-15
DE58905599D1 (de) 1993-10-21
EP0351629A3 (en) 1990-09-05
FI893409A (fi) 1990-01-17
JPH0263511A (ja) 1990-03-02
EP0351629B1 (de) 1993-09-15
EP0351629A2 (de) 1990-01-24

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: HOECHST AKTIENGESELLSCHAFT

BB Publication of examined application
MM Patent lapsed

Owner name: CLARIANT GMBH