DE3167842D1
(en )
1985-01-31
Biochemical process for purifying contaminated water
DE3261186D1
(en )
1984-12-13
Method for disposal of chemical waste
JPS55159897A
(en )
1980-12-12
Facility for purifying waste water
GB2099807B
(en )
1984-08-30
Waste water treatment apparatus for denitrification
DE3368589D1
(en )
1987-02-05
Process for water denitrification
DE3060114D1
(en )
1982-02-11
Process for purifying waste water
GB2208856B
(en )
1991-04-03
Process for regulating installations for purifying waste water
YU213681A
(en )
1983-12-31
Process for the purification of waste water
AU1043683A
(en )
1984-05-04
System for purifying water area
JPS57194086A
(en )
1982-11-29
Treating module for waste fluid
BG34815A1
(en )
1983-12-15
Method for purifying waste waters from chlororganic compounds
DE3273065D1
(en )
1986-10-09
Clarifier for removing solids from waste water
GB2110680B
(en )
1985-09-11
Method for purifying phloroglucin
MA20218A1
(en )
1985-04-01
Method for purifying hexavalent uranium.
HUT35546A
(en )
1985-07-29
Method for underground purifying waste water
BG35232A1
(en )
1984-03-15
Method for purifying phenol containing waste waters
BG32584A1
(en )
1982-09-15
Method for ionexchange elimination of mercury from waste waters
BG38389A1
(en )
1985-12-16
Method for purifying waste waters from nickel
DE3270229D1
(en )
1986-05-07
Process for purifying cephalosporin compounds
SU1151313A1
(en )
1985-04-23
Installation for purifying liquids
BG42066A1
(en )
1987-10-15
Method for purifying waste waters from organic scbstances
PL125669B2
(en )
1983-06-30
System for sewage treatment using activated sludge method
BG38690A1
(en )
1986-02-14
Method for ion- exchange removing of arsenic from waste waters
BG34090A1
(en )
1983-07-15
Method for purifying of industrial waste water containing cyanides
CS228345B1
(en )
1984-05-14
Method for removal phenol from waste waters