ZA75396B - Gas removal from deep-bed filters - Google Patents

Gas removal from deep-bed filters

Info

Publication number
ZA75396B
ZA75396B ZA00750396A ZA75396A ZA75396B ZA 75396 B ZA75396 B ZA 75396B ZA 00750396 A ZA00750396 A ZA 00750396A ZA 75396 A ZA75396 A ZA 75396A ZA 75396 B ZA75396 B ZA 75396B
Authority
ZA
South Africa
Prior art keywords
deep
gas removal
bed filters
filters
bed
Prior art date
Application number
ZA00750396A
Other languages
English (en)
Inventor
E Savage
J Chen
Original Assignee
Dravo Corp
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 Dravo Corp filed Critical Dravo Corp
Publication of ZA75396B publication Critical patent/ZA75396B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/28—Anaerobic digestion processes
    • C02F3/2806—Anaerobic processes using solid supports for microorganisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
    • B01D24/22—Downward filtration, the filter material being supported by pervious surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/001—Filters in combination with devices for the removal of gas, air purge systems
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
ZA00750396A 1974-02-22 1975-01-21 Gas removal from deep-bed filters ZA75396B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44488774A 1974-02-22 1974-02-22

Publications (1)

Publication Number Publication Date
ZA75396B true ZA75396B (en) 1976-02-25

Family

ID=23766753

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00750396A ZA75396B (en) 1974-02-22 1975-01-21 Gas removal from deep-bed filters

Country Status (4)

Country Link
JP (1) JPS5517637B2 (xx)
CH (1) CH597897A5 (xx)
GB (1) GB1499722A (xx)
ZA (1) ZA75396B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2149390A (en) * 1983-09-21 1985-06-12 Biomass International Anaerobic fermentation process
DE3439548A1 (de) * 1983-11-11 1985-05-23 VEB Projektierung Wasserwirtschaft Stammbetrieb des Kombinates Wassertechnik und Projektierung Wasserwirtschaft, DDR 4020 Halle Verfahren und vorrichtung zur biologischen behandlung von abwasser
DD234159A3 (de) * 1984-06-08 1986-03-26 Wassertech Forschung Verfahren zur konditionierung von organischem schlamm
GB9100575D0 (en) * 1991-01-10 1991-02-20 Mossgiel Environmental Consult A sewage treatment system
CN105645601B (zh) * 2016-03-24 2019-02-22 北京泰昌科睿环保科技有限公司 一种生物滤池及污水处理方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US323243A (en) * 1885-07-28 Albert g-
JPS5019256A (xx) * 1973-06-23 1975-02-28

Also Published As

Publication number Publication date
JPS50121864A (xx) 1975-09-25
GB1499722A (en) 1978-02-01
CH597897A5 (xx) 1978-04-14
JPS5517637B2 (xx) 1980-05-13

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