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LT - Nuotekų filtracinė sistema
EN - FILTERING SYSTEM FOR TREATMENT OF WASTE WATER

Legal status

Patent lapsed (non-payment of fees)

Bibliographic data
Indications of the International Patent Classification (IPC)
(51) INT.CL.: (2006.01) C02F 3/00
Patent
(11) Number of the document 4786
(13) Kind of document B
(21) Application number 99-042
(22) Date of filing the application 1999-04-28
(41) Date of publication of the application 2000-11-27
(45) Date of publication of patent 2001-05-25
Applicant
(71) Lietuvos vandens ūkio institutas, Parko g. 6, Vilainiai, 5048 Kėdainių r., LT
Inventors
(72) Albertas STEPONAVIČIUS, LT
Valerijus GASIŪNAS, LT
Zenonas STRUSEVIČIUS, LT
Grantee
(73) Lietuvos vandens ūkio institutas, Parko g. 6, Vilainiai, 5048 Kėdainių r., LT
Attorney or representative
(74)
Title
(54) FILTERING SYSTEM FOR TREATMENT OF WASTE WATER
Legal status
Patent lapsed (non-payment of fees)
Invalidation date 2001-04-28