EP0301924A3
(en )
1989-06-07
Waste water treating process
GB2196955A
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1988-05-11
Process for treating waste water
ZA854338B
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1986-01-29
Improved wastewater treatment plant and method
IL92788A0
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1990-09-17
Method of treating water containing fertilisers
EP0203549A3
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1987-10-21
Waste water treatment process
EP0182380A3
(en )
1987-10-21
Process and apparatus for the biological treatment of water, especially for the denitrification of drinking water
PH25521A
(en )
1991-07-24
Method for treatment of waste water by activated slduge process
EP0203761A3
(en )
1988-06-08
Process for water treatment
GB8824443D0
(en )
1988-11-23
Method of water desalination particularly mining waters
GR871232B
(en )
1988-02-18
Method for the treatment of sewage and impure water
GB8722897D0
(en )
1987-11-04
Treatment of potable water
LTIP1750A
(en )
1995-07-25
Method for biological treatment of waste water
PL267271A1
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1989-02-20
Method of recovering water in electroplating plant effluent treatment processes
HUT50732A
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1990-03-28
Process and equipment for treatment of row water
GB2190370B
(en )
1990-08-08
Process for purification of effluents and treatment of sludge
JPS6418495A
(en )
1989-01-23
Waste water treating tank and method of treating waste water
GB8929341D0
(en )
1990-02-28
Method of water treatment
CS274726B2
(en )
1991-10-15
Method of magnetohydrodynamical water treatment
PL129873B2
(en )
1984-06-30
Method of treatment of sludges formed in the process of neutralization of electroplating bath wastes
GB8619008D0
(en )
1986-09-17
Plant treatment method
PL267266A1
(en )
1989-02-20
Method of treating effluents from electroplating plants
PL265202A1
(en )
1988-11-10
Method of treating galvanizing plant waste waters with simultaneous recovering of heavy metals
PL268724A1
(en )
1989-05-16
Method of treating water
GB8628290D0
(en )
1986-12-31
Water treatment process
GB8723604D0
(en )
1987-11-11
Water treatment process