HK25281A
(en )
1981-06-19
Water purification apparatus
JPS56129093A
(en )
1981-10-08
Method of disposing sewage
IL45726A0
(en )
1974-11-29
Method and apparatus for the purification of water
JPS5226762A
(en )
1977-02-28
Oxidizing purification method of water
BG28260A3
(en )
1980-03-25
Method of obtaining of methylmercaptane
PH15297A
(en )
1982-11-12
Process for the purification of water
ZA741608B
(en )
1975-02-26
Method of forming carrier-gels
AU469884B2
(en )
1976-02-26
Inert gas stripping of contaminated water
IL43455A0
(en )
1974-01-14
Methods of disinfection
GB1407933A
(en )
1975-10-01
Sulphenylation of n-arylheterocyclic compounds
BG27906A3
(en )
1980-01-15
Method of polymerisation of alfa-olefines
ZA763879B
(en )
1977-05-25
Purification of liquids
BG27747A3
(en )
1979-12-12
Method of obtaining of substituated epoxyethanes
JPS51136657A
(en )
1976-11-26
Method of decomposing dicyclohexyl benzene
JPS5794320A
(en )
1982-06-11
Method of separating hydrogen fluoride
ZA734204B
(en )
1974-11-27
Inert gas stripping of contaminated water
CA1004154A
(en )
1977-01-25
Inert gas stripping of contaminated water
CH614238A5
(en )
1979-11-15
Process for the electrolytic purification of silver
GB1547865A
(en )
1979-06-27
Purification of chloronitriles contaminated with bromonitriles
ZA738172B
(en )
1975-02-26
A process for the purification of contaminated water
BG28255A3
(en )
1980-03-25
Method of obtaining of 2- abylsutstituated indanons
MY7900232A
(en )
1979-12-31
Process for 11a-dehalogenation of 11a-halotetracylines
EG11716A
(en )
1978-03-29
Purification of water
BG27894A4
(en )
1980-01-15
Method of obtaining of diurethans
ZA742280B
(en )
1975-04-30
Treatment of anodes treatment of anodes