ATA401283A - Verfahren zur rueckgewinnung von schwefelnatriumloesungen aus den abwaessern der gerberei und vorrichtung zur durchfuehrung des verfahrens - Google Patents

Verfahren zur rueckgewinnung von schwefelnatriumloesungen aus den abwaessern der gerberei und vorrichtung zur durchfuehrung des verfahrens

Info

Publication number
ATA401283A
ATA401283A AT0401283A AT401283A ATA401283A AT A401283 A ATA401283 A AT A401283A AT 0401283 A AT0401283 A AT 0401283A AT 401283 A AT401283 A AT 401283A AT A401283 A ATA401283 A AT A401283A
Authority
AT
Austria
Prior art keywords
diaphragm valve
diaphragm
valve
Prior art date
Application number
AT0401283A
Other languages
English (en)
Other versions
AT383576B (de
Original Assignee
Tibaldi Giovanni
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 Tibaldi Giovanni filed Critical Tibaldi Giovanni
Publication of ATA401283A publication Critical patent/ATA401283A/de
Application granted granted Critical
Publication of AT383576B publication Critical patent/AT383576B/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Physical Water Treatments (AREA)
  • Fertilizers (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treatment Of Sludge (AREA)
  • Filtration Of Liquid (AREA)
  • Water Treatment By Sorption (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
AT0401283A 1982-11-29 1983-11-15 Verfahren zur rueckgewinnung von schwefelnatriumloesungen aus den abwaessern der gerberei und vorrichtung zur durchfuehrung des verfahrens AT383576B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24494/82A IT1205282B (it) 1982-11-29 1982-11-29 Metodo ed impianto continuo automatico per il recupero delle soluzioni di solfuro dalle acque reflue di conceria

Publications (2)

Publication Number Publication Date
ATA401283A true ATA401283A (de) 1986-12-15
AT383576B AT383576B (de) 1987-07-27

Family

ID=11213744

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0401283A AT383576B (de) 1982-11-29 1983-11-15 Verfahren zur rueckgewinnung von schwefelnatriumloesungen aus den abwaessern der gerberei und vorrichtung zur durchfuehrung des verfahrens

Country Status (6)

Country Link
JP (1) JPS59146913A (de)
AT (1) AT383576B (de)
DE (1) DE3341273A1 (de)
FR (1) FR2536674A1 (de)
GB (1) GB2131711A (de)
IT (1) IT1205282B (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB816368A (en) * 1957-01-08 1959-07-08 Olin Mathieson Improvements in methods of and apparatus for filtering
GB1082862A (en) * 1964-07-08 1967-09-13 S J A Ab A process in filtering yeast or other plant cell material
GB1443432A (en) * 1972-12-21 1976-07-21 Gec Diesels Ltd Rotary drum filters
GB1502128A (en) * 1975-10-21 1978-02-22 Alar Eng Corp Rotary vacuum filters
JPS5331355A (en) * 1976-07-16 1978-03-24 Tadashi Niimi Method and apparatus for treating sewage

Also Published As

Publication number Publication date
GB8330513D0 (en) 1983-12-21
GB2131711A (en) 1984-06-27
JPS59146913A (ja) 1984-08-23
FR2536674A1 (fr) 1984-06-01
IT1205282B (it) 1989-03-15
AT383576B (de) 1987-07-27
DE3341273A1 (de) 1984-05-30
IT8224494A0 (it) 1982-11-29

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee