AR242940A1
(en )
1993-06-30
Method of treating wastewater sludge
EP0257983A3
(en )
1988-09-14
Method for treating waste water
GB2196955A
(en )
1988-05-11
Process for treating waste water
GB2195625B
(en )
1990-05-30
Process for activated-sludge treatment of sewage or industrial waste water
GB8312001D0
(en )
1983-06-08
Treatment of chloride-containing waste waters
EP0203549A3
(en )
1987-10-21
Waste water treatment process
EP0235637A3
(en )
1989-10-18
Process and apparatus for purifying waste water sludge of organic origin
CS708489A2
(en )
1990-10-12
Method of waste waters treatment
LTIP1750A
(en )
1995-07-25
Method for biological treatment of waste water
GB8802266D0
(en )
1988-03-02
Method of & arrangement for purifying contaminated water
GB8416491D0
(en )
1984-08-01
Component for treatment of industrial effluents
DE3661874D1
(en )
1989-02-23
Method for the multistage treatment of radioactive waste water
PL261599A2
(en )
1987-09-21
Method of treating industrial waste waters containing aluminium compounds
GB2182920B
(en )
1989-07-12
Primary sewage sludge treatment process
GB2190370B
(en )
1990-08-08
Process for purification of effluents and treatment of sludge
PL246274A1
(en )
1985-08-27
Method of treating industrial waste waters
GB8519546D0
(en )
1985-09-11
Packings for waste water treatment
GB8716573D0
(en )
1987-08-19
Biological purification of waste waters
PL129303B2
(en )
1984-04-30
Method of treating industrial waste waters
BG34090A1
(en )
1983-07-15
Method for purifying of industrial waste water containing cyanides
PL260951A2
(en )
1987-10-19
Method of treating sugar industry waste waters
PL253152A1
(en )
1986-12-30
Method of treating nitrobenzene containing waste water
BG43766A1
(en )
1988-08-15
Method for biological cleaning of waste waters
EG18709A
(en )
1993-12-30
Method of treating wastewater sludge
CS828087A1
(en )
1989-09-12
Method of waste waters purification or preliminary purification