IL91014A0
(en )
1990-02-09
Magnetic treatment of water used for agricultural purposes
PL286019A1
(en )
1991-10-21
Method of obtaining heteroazepines
GB2105161A
(en )
1983-03-23
Method of growing molluscs
EP0429661A4
(en )
1991-12-11
Method of water treatment
YU232089A
(en )
1991-10-31
Process for obtaining an agent for decreasing ph value of aquarium water
ZA881457B
(en )
1988-08-23
Process for sterilising an aqueous suspension of an insoluble salt and water
PL290954A1
(en )
1992-11-16
Method of obtaining novel derivatives of mevinic acid
EP0410322A3
(en )
1991-05-08
Method of development
GB8929341D0
(en )
1990-02-28
Method of water treatment
PL289306A1
(en )
1991-12-02
Method of obtaining novel derivatives of 5-phenyl-1h-pyrasol-4-propionic acid
BG47364A1
(en )
1990-07-16
Method for manufacture of biostimulator for cattle breeding
YU230689A
(en )
1991-08-31
Process for obtaining an agent for preparing aquarium water
PL288410A1
(en )
1992-04-06
Method of obtaining derivatives of thienobenzoxepin
CS671887A1
(en )
1989-09-12
Method of water chloroammonization
PL268724A1
(en )
1989-05-16
Method of treating water
GB2263695B
(en )
1994-02-23
Method of decolourising water
CS274726B2
(en )
1991-10-15
Method of magnetohydrodynamical water treatment
ZA912404B
(en )
1992-01-29
Method of treating water
SU1592284A1
(en )
1990-09-15
Method of treating low-turbidity water
ZA901889B
(en )
1990-11-28
Treatment of water
PL280953A1
(en )
1991-02-11
Method of obtaining acrylamide solution
PL284650A2
(en )
1991-01-14
Method of obtaining 6-chloro-2-aminophenol-sulfonic-4 acid
PL284651A2
(en )
1991-01-14
Method of obtaining 6-chloro-2-aminophenyl-sulfonic-4 acid
CS814987A1
(en )
1989-09-12
Method of nitrites removal from water
CS402690A3
(en )
1992-04-15
Process of sewage water treatment