HRP920636A2 - Method and apparatus for biological purification of wastewater with no excess activated sludge - Google Patents

Method and apparatus for biological purification of wastewater with no excess activated sludge

Info

Publication number
HRP920636A2
HRP920636A2 HRP920636A HRP920636A2 HR P920636 A2 HRP920636 A2 HR P920636A2 HR P920636 A HRP920636 A HR P920636A HR P920636 A2 HRP920636 A2 HR P920636A2
Authority
HR
Croatia
Prior art keywords
wastewater
activated sludge
biological purification
excess activated
excess
Prior art date
Application number
Inventor
Ognjen Nikolic
Smiljana Korunic-Koscina
Jadranka Baretic-Kralj
Original Assignee
Ina Ind Nafte Zagreb
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
Priority claimed from YU224086A external-priority patent/YU224086A/en
Application filed by Ina Ind Nafte Zagreb filed Critical Ina Ind Nafte Zagreb
Priority to HRP920636 priority Critical patent/HRP920636B1/en
Publication of HRP920636A2 publication Critical patent/HRP920636A2/en
Publication of HRP920636B1 publication Critical patent/HRP920636B1/en

Links

Classifications

    • 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
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage
HRP920636 1986-12-24 1992-09-30 Method and apparatus for biological purification of wastewater with no excess activated sludge HRP920636B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HRP920636 HRP920636B1 (en) 1986-12-24 1992-09-30 Method and apparatus for biological purification of wastewater with no excess activated sludge

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
YU224086A YU224086A (en) 1986-12-24 1986-12-24 Device for biological purifying of waste waters without remainings of active sludge
HRP920636 HRP920636B1 (en) 1986-12-24 1992-09-30 Method and apparatus for biological purification of wastewater with no excess activated sludge

Publications (2)

Publication Number Publication Date
HRP920636A2 true HRP920636A2 (en) 1996-06-30
HRP920636B1 HRP920636B1 (en) 1997-12-31

Family

ID=26316808

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP920636 HRP920636B1 (en) 1986-12-24 1992-09-30 Method and apparatus for biological purification of wastewater with no excess activated sludge

Country Status (1)

Country Link
HR (1) HRP920636B1 (en)

Also Published As

Publication number Publication date
HRP920636B1 (en) 1997-12-31

Similar Documents

Publication Publication Date Title
AR242940A1 (en) Method of treating wastewater sludge
EP0218253A3 (en) Process and aerator apparatus for aerobic biological treatment
AU575010B2 (en) Activated sludge process with aeration and non-aeration sequencing
KR870700575A (en) Wastewater activated sludge treatment method
AU3330289A (en) Apparatus and method for anaerobic purification of waste water
ZA861402B (en) Process and apparatus for the biological purification of wastewater
ZA86245B (en) Method and apparatus for biological aerobic wastewater treatment
DE3469723D1 (en) Improved sewage sludge treatment apparatus and process
DE3463367D1 (en) Process and apparatus for the biological purification of waste water
AU4065885A (en) Method and apparatus for desalination and/or purification of water
GB2128980B (en) Apparatus and method for the treatment of wastewater sludge
EP0235637A3 (en) Process and apparatus for purifying waste water sludge of organic origin
DE3372436D1 (en) Process and apparatus for the biological anaerobic denitrification of aquarium water
LTIP1750A (en) Method for biological treatment of waste water
GB2118537B (en) Method of concentration of biological especially activated sludge
HRP920636B1 (en) Method and apparatus for biological purification of wastewater with no excess activated sludge
GB2190370B (en) Process for purification of effluents and treatment of sludge
GB8615177D0 (en) Sewage sludge treatment process
EP0226715A3 (en) Process and apparatus for the biological denitrification of water
GB2164641B (en) Method and apparatus for the biological treatment of sewage
GB2118161B (en) Process and equipment for biological purification of waste waters by means of activated sludge
HU208658B (en) Biological method for increasing of efficiency of sewage uatercleaning and/or mud-cure
PL255336A1 (en) Apparatus for biological denitrification and dephosphatation of waste waters
GB2201669B (en) Method for biological purification of sewage from diethanolamine
EG18709A (en) Method of treating wastewater sludge

Legal Events

Date Code Title Description
A1OB Publication of a patent application
AIPI Request for the grant of a patent on the basis of a substantive examination of a patent application
B1PR Patent granted
ODRP Renewal fee for the maintenance of a patent

Payment date: 19981224

Year of fee payment: 13

PBON Lapse due to non-payment of renewal fee

Effective date: 19991225