ZA785868B
(en )
1979-09-26
Improvements relating to the treatment of hazardous waste
YU139579A
(en )
1982-10-31
Arrangement for the biological purification of water
YU234378A
(en )
1982-06-30
Process for purifying waste water
JPS5472776A
(en )
1979-06-11
Purification of waste brine
DE2860355D1
(en )
1981-03-12
Process for the biological purification of waste water
DE2861782D1
(en )
1982-06-24
Process and active packing material for the biological denitrification of waste water
HU178995B
(en )
1982-07-28
Process and equipment for the combined utilization of waste and the purification of sewages
DE2962861D1
(en )
1982-07-08
Process for the biological treatment of waste water
YU246078A
(en )
1982-06-30
Process for the biological purification of waste water
JPS53113763A
(en )
1978-10-04
Treatment of industrial waste
ZA786067B
(en )
1979-11-28
Process for the treatment of waste water
YU21978A
(en )
1982-06-30
Process for the purification of waste gases
CS191779B1
(en )
1979-07-31
Process for the purification of industrial and/or agricultural waste water
DE2860157D1
(en )
1980-12-11
Process and apparatus for the biological purification of highly contaminated waste waters
JPS5493853A
(en )
1979-07-25
Method of continuously purifying waste water
DE3063699D1
(en )
1983-07-14
Process for the purification of water
JPS53144150A
(en )
1978-12-15
Method of purifying waste water
DE3063954D1
(en )
1983-08-04
Process for the purification of waste water and/or industrial water containing hydrocarbons
JPS5385773A
(en )
1978-07-28
Treatment of industrial waste
JPS53127301A
(en )
1978-11-07
Treatment of industrial waste material
YU237379A
(en )
1983-02-28
Process for the purification and or neutralization of industrial waste water
JPS5346166A
(en )
1978-04-25
Biological treatment of waste water
DE2861036D1
(en )
1981-11-26
Water purification process
ZA777726B
(en )
1978-10-25
Process for the biological purification of waters
CS193906B1
(en )
1979-11-30
Device for the biological purification of waste water