PT91193A - Processo e dispositivo para a depuracao de aguas residuais em filtro biologico contendo particulas menos densas que a agua - Google Patents

Processo e dispositivo para a depuracao de aguas residuais em filtro biologico contendo particulas menos densas que a agua

Info

Publication number
PT91193A
PT91193A PT9119389A PT9119389A PT91193A PT 91193 A PT91193 A PT 91193A PT 9119389 A PT9119389 A PT 9119389A PT 9119389 A PT9119389 A PT 9119389A PT 91193 A PT91193 A PT 91193A
Authority
PT
Portugal
Prior art keywords
water
less dense
containing particles
biological filter
particles
Prior art date
Application number
PT9119389A
Other languages
English (en)
Other versions
PT91193B (pt
Inventor
Rogalla Franck
Original Assignee
Omnium Traitement Valorisa
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 Omnium Traitement Valorisa filed Critical Omnium Traitement Valorisa
Priority to PT91193A priority Critical patent/PT91193B/pt
Publication of PT91193A publication Critical patent/PT91193A/pt
Publication of PT91193B publication Critical patent/PT91193B/pt

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

Landscapes

  • Biological Treatment Of Waste Water (AREA)
PT91193A 1989-07-17 1989-07-17 Processo e dispositivo para a depuracao de aguas residuais em filtro biologico contendo particulas menos densas que a agua PT91193B (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PT91193A PT91193B (pt) 1989-07-17 1989-07-17 Processo e dispositivo para a depuracao de aguas residuais em filtro biologico contendo particulas menos densas que a agua

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT91193A PT91193B (pt) 1989-07-17 1989-07-17 Processo e dispositivo para a depuracao de aguas residuais em filtro biologico contendo particulas menos densas que a agua

Publications (2)

Publication Number Publication Date
PT91193A true PT91193A (pt) 1991-03-20
PT91193B PT91193B (pt) 1995-12-29

Family

ID=20084530

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91193A PT91193B (pt) 1989-07-17 1989-07-17 Processo e dispositivo para a depuracao de aguas residuais em filtro biologico contendo particulas menos densas que a agua

Country Status (1)

Country Link
PT (1) PT91193B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10961139B1 (en) * 2019-09-11 2021-03-30 Imam Abdulrahman Bin Faisal University Multi-layer geotextile-plastic particle water treatment

Also Published As

Publication number Publication date
PT91193B (pt) 1995-12-29

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19950905

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20040331