DE69302642D1 - Ultrafiltrationsverfahren mit festgelegter Kreislaufzeit - Google Patents

Ultrafiltrationsverfahren mit festgelegter Kreislaufzeit

Info

Publication number
DE69302642D1
DE69302642D1 DE69302642T DE69302642T DE69302642D1 DE 69302642 D1 DE69302642 D1 DE 69302642D1 DE 69302642 T DE69302642 T DE 69302642T DE 69302642 T DE69302642 T DE 69302642T DE 69302642 D1 DE69302642 D1 DE 69302642D1
Authority
DE
Germany
Prior art keywords
cycle time
fixed cycle
ultrafiltration process
ultrafiltration
fixed
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
DE69302642T
Other languages
English (en)
Other versions
DE69302642T2 (de
Inventor
James Michael Mcardle
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE69302642D1 publication Critical patent/DE69302642D1/de
Application granted granted Critical
Publication of DE69302642T2 publication Critical patent/DE69302642T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/22—Controlling or regulating
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/015—Apparatus or processes for the preparation of emulsions
DE69302642T 1992-07-24 1993-07-06 Ultrafiltrationsverfahren mit festgelegter Kreislaufzeit Expired - Fee Related DE69302642T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/920,131 US5242597A (en) 1992-07-24 1992-07-24 Fixed cycle time ultrafiltration process

Publications (2)

Publication Number Publication Date
DE69302642D1 true DE69302642D1 (de) 1996-06-20
DE69302642T2 DE69302642T2 (de) 1996-11-28

Family

ID=25443221

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69302642T Expired - Fee Related DE69302642T2 (de) 1992-07-24 1993-07-06 Ultrafiltrationsverfahren mit festgelegter Kreislaufzeit

Country Status (3)

Country Link
US (1) US5242597A (de)
EP (1) EP0585180B1 (de)
DE (1) DE69302642T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA952384B (en) * 1994-04-13 1996-09-23 Nat Power Plc Cation exchange membranes and method for the preparation of such membranes
US5552055A (en) * 1994-09-15 1996-09-03 London Drugs Limited Photofinishing effluent purifying process and apparatus
US5534133A (en) * 1994-11-17 1996-07-09 Ucar Carbon Technology Corporation Continuous method for increasing the Q. I. concentration of liquid tar while concurrently producing a Q. I. free tar
EP0794455A1 (de) * 1996-03-09 1997-09-10 Agfa-Gevaert N.V. Verbessertes Ultrafiltrationsverfahren zur Entsalzung photographischer Silberhalogenidemulsionen
DE69705094D1 (de) * 1996-08-29 2001-07-12 Konishiroku Photo Ind Verfahren zur Herstellung einer Silberhalogenid-Emulsion
AU1292399A (en) * 1997-11-04 1999-05-24 Millipore Corporation Membrane purification device
EP0932078B1 (de) * 1998-01-22 2004-09-15 Eastman Kodak Company Verfahren und Vorrichtung zur Rückführung von Waschwasser in photographischen Verarbeitungen
ATE296156T1 (de) * 1998-03-03 2005-06-15 Technologies L L C Ab Verfahren zur reinigung und wiederverwendung von abfallgelantine
WO2000029097A1 (en) * 1998-11-16 2000-05-25 A.B. Technologies, L.L.C. Method for the purification and recovery of waste gelatin
US6296770B1 (en) * 1999-12-09 2001-10-02 Eastman Kodak Company Constant concentration at the UF membrane wall UF process control and apparatus
FR2812218B1 (fr) * 2000-07-28 2003-01-10 Eastman Kodak Co Procede pour ameliorer le fonctionnement d'une membrane d'un dispositif de nanofiltration
US20030049986A1 (en) * 2001-09-06 2003-03-13 Qureshi Naseer Mohammad Protective woven fabric with crease retention
JP4805201B2 (ja) * 2007-03-22 2011-11-02 月島環境エンジニアリング株式会社 膜分離を用いた目的物質の分離方法と装置
US20110315632A1 (en) * 2010-05-24 2011-12-29 Freije Iii William F Membrane filtration system
CN103294014A (zh) * 2012-03-02 2013-09-11 江苏克莱斯克能源装备有限公司 一种过滤系统的自动化控制方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251292A (en) * 1979-07-16 1981-02-17 Park Chemical Company Method for restoring molecular weight distribution of a polymeric quenchant
US4276177A (en) * 1979-08-13 1981-06-30 Vaponics Inc. High efficiency filtration with impurity concentration and ultrafiltration rejection flow recirculation
US4334012A (en) * 1980-01-30 1982-06-08 Eastman Kodak Company Silver halide precipitation process with deletion of materials
US4336328A (en) * 1981-06-11 1982-06-22 Eastman Kodak Company Silver halide precipitation process with deletion of materials through the reaction vessel
NZ203337A (en) * 1982-02-26 1986-02-21 M S M Lefebvre Immobilised inorganic counter diffusion barriers and their applications
FR2545472B1 (fr) * 1983-05-05 1988-05-20 Rhone Poulenc Spec Chim Appareillage et procede pour le traitement de l'eau de piscine avec un appareil separateur a membranes semi-permeables
FR2583060B1 (fr) * 1985-06-06 1987-09-18 Inst Francais Du Petrole Production de butanol et d'acetone par fermentation avec recyclage de la biomasse par ultrafiltration
DE3539845A1 (de) * 1985-11-09 1987-05-14 Agfa Gevaert Ag Verfahren und vorrichtung zur herstellung fotografischer silberhalogenidemulsionen
US4968588A (en) * 1986-01-30 1990-11-06 Fuji Photo Film Co., Ltd. Method for processing silver halide color photographic materials with a color developer comprising no benzyl alcohol and an accelerator
JPS62287250A (ja) * 1986-06-06 1987-12-14 Fuji Photo Film Co Ltd カラ−画像形成方法およびハロゲン化銀カラ−写真感光材料
US4945038A (en) * 1986-12-25 1990-07-31 Fuji Photo Film Co., Ltd. Silver halide color photographic material
US4792401A (en) * 1988-06-03 1988-12-20 Koch Membrane Systems, Inc. Spiral wound membrane module and method of manufacture and use
US5009758A (en) * 1988-08-16 1991-04-23 Mazda Motor Manufacturing (Usa) Corp. Closed noncontinuous electrodeposition painting system
IT1236950B (it) * 1989-10-16 1993-05-07 Minnesota Mining & Mfg Procedimento per produrre emulsioni agli alogenuri d'argento sensibili alla luce.
US5164092A (en) * 1991-02-20 1992-11-17 Eastman Kodak Company 2-stage ultrafiltration process for photographic emulsions
US5183572A (en) * 1991-08-23 1993-02-02 Curtis Manufacturing Company, Inc. Cross-flow filtration system and method for filtering a solvent-particulate waste stream

Also Published As

Publication number Publication date
EP0585180A1 (de) 1994-03-02
US5242597A (en) 1993-09-07
EP0585180B1 (de) 1996-05-15
DE69302642T2 (de) 1996-11-28

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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