JPS574217A - Manufacture of spiral-shaped rotating-contact body for rotating biological-oxidation equipment - Google Patents

Manufacture of spiral-shaped rotating-contact body for rotating biological-oxidation equipment

Info

Publication number
JPS574217A
JPS574217A JP7842080A JP7842080A JPS574217A JP S574217 A JPS574217 A JP S574217A JP 7842080 A JP7842080 A JP 7842080A JP 7842080 A JP7842080 A JP 7842080A JP S574217 A JPS574217 A JP S574217A
Authority
JP
Japan
Prior art keywords
rotating
band
contact body
oxidation equipment
spiral
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.)
Pending
Application number
JP7842080A
Other languages
English (en)
Inventor
Shinji Oota
Haruhide Kadokura
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.)
NIPPON AUTO TOROOLE KK
NIPPON OOTO TOROORU KK
Original Assignee
NIPPON AUTO TOROOLE KK
NIPPON OOTO TOROORU KK
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 NIPPON AUTO TOROOLE KK, NIPPON OOTO TOROORU KK filed Critical NIPPON AUTO TOROOLE KK
Priority to JP7842080A priority Critical patent/JPS574217A/ja
Publication of JPS574217A publication Critical patent/JPS574217A/ja
Pending legal-status Critical Current

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
    • C02F3/02—Aerobic processes
    • C02F3/08—Aerobic processes using moving contact bodies
    • C02F3/082—Rotating biological contactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10—Maintenance of mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/165—Making mixers or parts thereof

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Health & Medical Sciences (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)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
JP7842080A 1980-06-12 1980-06-12 Manufacture of spiral-shaped rotating-contact body for rotating biological-oxidation equipment Pending JPS574217A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7842080A JPS574217A (en) 1980-06-12 1980-06-12 Manufacture of spiral-shaped rotating-contact body for rotating biological-oxidation equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7842080A JPS574217A (en) 1980-06-12 1980-06-12 Manufacture of spiral-shaped rotating-contact body for rotating biological-oxidation equipment

Publications (1)

Publication Number Publication Date
JPS574217A true JPS574217A (en) 1982-01-09

Family

ID=13661548

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7842080A Pending JPS574217A (en) 1980-06-12 1980-06-12 Manufacture of spiral-shaped rotating-contact body for rotating biological-oxidation equipment

Country Status (1)

Country Link
JP (1) JPS574217A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58128192A (ja) * 1982-01-22 1983-07-30 メカペク・エス・エイ 生物学的廃水浄化のための浸漬フイルタ
JPS6190791A (ja) * 1984-10-04 1986-05-08 ウオ−カ−　プロセス　コ−ポレイシヨン 回転式接触曝気処理装置
JPS61263696A (ja) * 1985-04-25 1986-11-21 ウオ−カ−　プロセス　コ−ポレイシヨン 水処理装置
JPS62250995A (ja) * 1986-04-25 1987-10-31 Taiho Kagaku Kk 浄化槽用接触濾材の製造方法
WO2004052796A1 (en) * 2002-12-10 2004-06-24 Copa Limited Rotating biological contactor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58128192A (ja) * 1982-01-22 1983-07-30 メカペク・エス・エイ 生物学的廃水浄化のための浸漬フイルタ
JPS6190791A (ja) * 1984-10-04 1986-05-08 ウオ−カ−　プロセス　コ−ポレイシヨン 回転式接触曝気処理装置
JPS61263696A (ja) * 1985-04-25 1986-11-21 ウオ−カ−　プロセス　コ−ポレイシヨン 水処理装置
JPS62250995A (ja) * 1986-04-25 1987-10-31 Taiho Kagaku Kk 浄化槽用接触濾材の製造方法
WO2004052796A1 (en) * 2002-12-10 2004-06-24 Copa Limited Rotating biological contactor

Similar Documents

Publication Publication Date Title
DE2965601D1 (en) Process for the production of ferrous alloys with improved mechanical properties by the use of lanthanum, and ferrous alloys obtained by this process
JPS574217A (en) Manufacture of spiral-shaped rotating-contact body for rotating biological-oxidation equipment
JPS5799225A (en) Cam shaft
FR2332116A1 (fr) Objet apte a la reprise thermique
JPS56148415A (en) Folding method for sheet
JPS56124220A (en) Manufacture of flat-braided winding for electric machine
JPS576158A (en) Whirlpool gasket and method of its production
JPS5731549A (en) Manufacture of long synthetic resin body containing metal with curved section
JPS53106654A (en) Assembly method for sileeved roll
JPS51138517A (en) Process for producing magnetic material havin g high magnetic permeability
JPS5366818A (en) Manufacture of high toughness high strength steel
JPS55107427A (en) Manufacturing method of laterally oriented web from film
FR2393624A1 (fr) Procede et dispositif de formage, par roulage, d'une plaque terminale
JPS55161619A (en) Manufacture of long-sized sheet film having stretching direction at desired angle against longitudinal axis thereof
JPS5655573A (en) Method and apparatus for forming oxide film rapidly on surface of tool
JPS56115154A (en) Coil of electric rotary machine
JPS5561333A (en) Die
JPS51145965A (en) Cracking method for expanding and softening texture of vegetabl fiber material
JPS5511179A (en) Composite member and its preparation
JPS6415355A (en) Surface treatment of tool for hot plastic working
JPS5429194A (en) Method of grinding surface of frp shaft
JPS57103763A (en) Nozzle for production of strip
IT1085930B (it) Procedimento per formare articoli cavi per imbutitura da lamiera di acciaio dolce
JPS5732810A (en) Edger roll for rolling h-beam
JPS55139126A (en) Deep drawing method