IN142701B - - Google Patents

Info

Publication number
IN142701B
IN142701B IN159/CAL/76A IN159CA1976A IN142701B IN 142701 B IN142701 B IN 142701B IN 159CA1976 A IN159CA1976 A IN 159CA1976A IN 142701 B IN142701 B IN 142701B
Authority
IN
India
Application number
IN159/CAL/76A
Other languages
English (en)
Inventor
Hans-Heinz Molls
Jochen Koll
Reinhold Hornle
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of IN142701B publication Critical patent/IN142701B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14Ultrafiltration; Microfiltration
    • B01D61/16Feed pretreatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14Ultrafiltration; Microfiltration
    • B01D61/145Ultrafiltration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2311/00Details relating to membrane separation process operations and control
    • B01D2311/04Specific process operations in the feed stream; Feed pretreatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
IN159/CAL/76A 1975-02-26 1976-01-28 IN142701B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752508246 DE2508246A1 (de) 1975-02-26 1975-02-26 Verfahren zur entfernung wasserloeslicher ionischer verbindungen aus waessrigen loesungen mittels ultrafiltration

Publications (1)

Publication Number Publication Date
IN142701B true IN142701B (it) 1977-08-13

Family

ID=5939831

Family Applications (1)

Application Number Title Priority Date Filing Date
IN159/CAL/76A IN142701B (it) 1975-02-26 1976-01-28

Country Status (10)

Country Link
JP (1) JPS51110483A (it)
BE (1) BE838926A (it)
BR (1) BR7601184A (it)
CH (1) CH617911A5 (it)
DE (1) DE2508246A1 (it)
ES (1) ES445507A1 (it)
FR (1) FR2302122A1 (it)
GB (1) GB1503764A (it)
IN (1) IN142701B (it)
NL (1) NL7601995A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2619727A1 (fr) * 1987-09-01 1989-03-03 Univ Paris Curie Procede de filtration membranaire d'une solution contenant des particules ioniques de faibles dimensions
DE4008262A1 (de) * 1990-03-15 1991-09-19 Bayer Ag Verfahren zur herstellung lagerstabiler farbstoffloesungen
FR2683811B1 (fr) * 1991-11-20 1994-05-20 Armines Procede de desionisation d'un liquide aqueux et application.
EP1716211B1 (en) * 2003-12-04 2018-02-28 Archroma IP GmbH Concentrated aqueous compositions of dyestuffs

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519558A (en) * 1968-02-15 1970-07-07 Abcor Inc Separation of similar solutes using a semipermeable membrane
DE1945749A1 (de) * 1968-09-27 1970-04-02 Monsanto Co Verfahren zum Entfernen von Phenolen und/oder Metallen aus einem waessrigen Medium
DE2203008B1 (de) * 1972-01-22 1973-05-17 Hager & Elsaesser Verfahren und vorrichtung zum aufbereiten von abwaessern
GB1424702A (en) * 1972-04-27 1976-02-11 Kanebo Ltd Method of decolourizing waste coloured aqueous liquid
CH572449A5 (it) * 1972-06-23 1976-02-13 Ciba Geigy Ag
DE2303081A1 (de) * 1973-01-23 1974-07-25 Ernst Prof Dr Bayer Verfahren zur anreicherung und abtrennung von metallionen an loeslichen polymeren
CH566798A5 (it) * 1973-05-29 1975-09-30 Battelle Memorial Institute
JPS5745633B2 (it) * 1973-12-08 1982-09-29
DE2503169B1 (de) * 1975-01-27 1976-06-16 Bayer Ag Abwasser-entfaerbungsverfahren

Also Published As

Publication number Publication date
CH617911A5 (en) 1980-06-30
JPS51110483A (ja) 1976-09-30
ES445507A1 (es) 1977-06-01
BE838926A (fr) 1976-08-25
NL7601995A (nl) 1976-08-30
BR7601184A (pt) 1976-09-14
FR2302122A1 (fr) 1976-09-24
GB1503764A (en) 1978-03-15
DE2508246A1 (de) 1976-09-09

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