ZA742258B - Method and apparatus for selectively backwashing or replenishing a filter media in a continuously filtering liquid purifying system - Google Patents

Method and apparatus for selectively backwashing or replenishing a filter media in a continuously filtering liquid purifying system

Info

Publication number
ZA742258B
ZA742258B ZA00742258A ZA742258A ZA742258B ZA 742258 B ZA742258 B ZA 742258B ZA 00742258 A ZA00742258 A ZA 00742258A ZA 742258 A ZA742258 A ZA 742258A ZA 742258 B ZA742258 B ZA 742258B
Authority
ZA
South Africa
Prior art keywords
replenishing
filter media
purifying system
filtering liquid
liquid purifying
Prior art date
Application number
ZA00742258A
Other languages
English (en)
Inventor
C Horning
Original Assignee
Koppers Co Inc
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 Koppers Co Inc filed Critical Koppers Co Inc
Publication of ZA742258B publication Critical patent/ZA742258B/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D15/00Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/002Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
    • B01D24/005Filters being divided into a plurality of cells or compartments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46Regenerating the filtering material in the filter
    • B01D24/4631Counter-current flushing, e.g. by air
    • B01D24/4636Counter-current flushing, e.g. by air with backwash shoes; with nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46Regenerating the filtering material in the filter
    • B01D24/4631Counter-current flushing, e.g. by air
    • B01D24/4642Counter-current flushing, e.g. by air with valves, e.g. rotating valves
    • B01D24/4647Counter-current flushing, e.g. by air with valves, e.g. rotating valves with a rectilinear movement of the closing means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Filtration Of Liquid (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Water Treatment By Sorption (AREA)
ZA00742258A 1973-04-23 1974-04-09 Method and apparatus for selectively backwashing or replenishing a filter media in a continuously filtering liquid purifying system ZA742258B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35348773A 1973-04-23 1973-04-23

Publications (1)

Publication Number Publication Date
ZA742258B true ZA742258B (en) 1975-03-26

Family

ID=23389334

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00742258A ZA742258B (en) 1973-04-23 1974-04-09 Method and apparatus for selectively backwashing or replenishing a filter media in a continuously filtering liquid purifying system

Country Status (7)

Country Link
JP (1) JPS502261A (xx)
BR (1) BR7403280D0 (xx)
DE (1) DE2411642A1 (xx)
FR (1) FR2226197B1 (xx)
GB (1) GB1442543A (xx)
IT (1) IT1035073B (xx)
ZA (1) ZA742258B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5170487A (ja) * 1974-12-17 1976-06-18 Nippon Telegraph & Telephone Kaiteikeeburunyusuikakusokuteisochi
JPS5287466A (en) * 1976-01-16 1977-07-21 Takashi Ishikawa Flameeand heattresisting resin containing inorganic substance
JPS5328459A (en) * 1976-08-28 1978-03-16 Hitachi Construction Machinery Apparatus for measuring verticalness of vertical hole
JPS54133395U (xx) * 1978-03-09 1979-09-14
FR2445734A1 (fr) * 1979-01-08 1980-08-01 Environmental Elements Corp Filtre a cellules multiples avec milieu de filtration de type granulaire
CN112624253A (zh) * 2021-02-01 2021-04-09 南大环境规划设计研究院(江苏)有限公司 高浓度有机废水净化设备

Also Published As

Publication number Publication date
FR2226197A1 (xx) 1974-11-15
GB1442543A (en) 1976-07-14
DE2411642A1 (de) 1974-11-14
FR2226197B1 (xx) 1980-08-08
BR7403280D0 (pt) 1974-11-19
JPS502261A (xx) 1975-01-10
IT1035073B (it) 1979-10-20

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