PT96517A - Filtro biologico imersivel para a depuracao das aguas usadas - Google Patents

Filtro biologico imersivel para a depuracao das aguas usadas

Info

Publication number
PT96517A
PT96517A PT96517A PT9651791A PT96517A PT 96517 A PT96517 A PT 96517A PT 96517 A PT96517 A PT 96517A PT 9651791 A PT9651791 A PT 9651791A PT 96517 A PT96517 A PT 96517A
Authority
PT
Portugal
Prior art keywords
waste water
biological filter
purifying waste
skeins
tapes
Prior art date
Application number
PT96517A
Other languages
English (en)
Other versions
PT96517B (pt
Inventor
Gilson Robert
Original Assignee
Cofido Soc Coop
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 Cofido Soc Coop filed Critical Cofido Soc Coop
Priority to PT96517A priority Critical patent/PT96517B/pt
Publication of PT96517A publication Critical patent/PT96517A/pt
Publication of PT96517B publication Critical patent/PT96517B/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)
  • Filtering Materials (AREA)
PT96517A 1991-01-18 1991-01-18 Filtro biologico imersivel para a depuracao das aguas usadas PT96517B (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PT96517A PT96517B (pt) 1991-01-18 1991-01-18 Filtro biologico imersivel para a depuracao das aguas usadas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT96517A PT96517B (pt) 1991-01-18 1991-01-18 Filtro biologico imersivel para a depuracao das aguas usadas

Publications (2)

Publication Number Publication Date
PT96517A true PT96517A (pt) 1992-07-31
PT96517B PT96517B (pt) 1998-02-27

Family

ID=20084877

Family Applications (1)

Application Number Title Priority Date Filing Date
PT96517A PT96517B (pt) 1991-01-18 1991-01-18 Filtro biologico imersivel para a depuracao das aguas usadas

Country Status (1)

Country Link
PT (1) PT96517B (pt)

Also Published As

Publication number Publication date
PT96517B (pt) 1998-02-27

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19910618

FG3A Patent granted, date of granting

Effective date: 19971112

MM4A Annulment/lapse due to non-payment of fees, searched and examined patent

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

Effective date: 20070514