ZA764213B
(en )
1977-07-27
Improvements in and relating to the treatment of waste
JPS5273542A
(en )
1977-06-20
Water treatment method
GB1543464A
(en )
1979-04-04
Waste water treatment
JPS5222369A
(en )
1977-02-19
Method of introducing oxygen in waste water treatment
IL51153A0
(en )
1977-02-28
Treatment of waste
JPS51131159A
(en )
1976-11-15
Method of treating water and its device
GB1548620A
(en )
1979-07-18
Polymer solution process for its preparation and its use in the treatment of water
JPS5264154A
(en )
1977-05-27
Waste water treating method
ZA725371B
(en )
1974-03-27
Improvements in and relating to waste water treatment
JPS51140363A
(en )
1976-12-03
Water treatment device
AU1131176A
(en )
1977-08-25
Purifying and dispensing water
JPS5255256A
(en )
1977-05-06
Waste water treating method
JPS51124130A
(en )
1976-10-29
Treatment of surface of body in water
ZA774152B
(en )
1978-06-28
Improvements in and relating to the treatment of effluents
GB1547587A
(en )
1979-06-20
Apparatus for use in treatment of sewage
JPS51148966A
(en )
1976-12-21
Waste water treating device and waste water treating method
CS184494B3
(en )
1978-08-31
Treatment of waste water in vintner,brewing and food-stuff-industry
JPS5214067A
(en )
1977-02-02
Waste water treating method and its device
JPS5231562A
(en )
1977-03-10
Water treatment
ZA76672B
(en )
1977-01-26
Improvements in or relating to slurry treatment apparatus
JPS5348348A
(en )
1978-05-01
Water purifying and treating method
ZA776470B
(en )
1978-08-30
Improved waste water treatment
ZA721049B
(en )
1973-03-28
Improvements in and relating to effluent treatment
YU143476A
(en )
1982-05-31
Process for the purification of aqueous solutions and elimination of impuriries insoluble in water
JPS5259955A
(en )
1977-05-17
Waste water purifying method and its device