RO71360A
(ro )
1980-04-15
Procedeu de obtinere a unor benzoilureido-difenileteri cu actiune insecticida
BE855273A
(fr )
1977-12-01
Procede de preparation de polyurethannes
BE857854A
(fr )
1978-02-17
Procede de preparation de polyurethanne-urees
GB1555644A
(en )
1979-11-14
Process for obtaining hydrolysis-resistant copolyether-esteramides
RO72313A
(ro )
1982-09-09
Procedeu de preparare a unor sulfonil-benzimidazoli cu actiune antivirotica
BE856313A
(fr )
1977-12-30
Procede de preparation de benzothiazoles
IT1214864B
(it )
1990-01-18
Citrato alcalico acido.
BG26949A4
(bg )
1979-07-12
Метод за получаване на заместени в 11-а позиция 5,11-дихидро-6н- пиридо(2,3-в)(1,4)бензодиазепин-6-они
LU80402A1
(fr )
1979-03-19
Procede de production de 2,6-diaminonebularines
RO72400A
(ro )
1983-04-29
Procedeu de obtinere a unor 1,4-difenil-3-pirazolin-5-one cu actiune erbicida
BR7806150A
(pt )
1979-04-17
Processo para a fabricacao de 1,1,1,2-tetrafluor-etano
YU134877A
(en )
1982-08-31
Process for obtaining 3,4-dihydro-2-methyl-4-oxo-2h-1,2-benzothiazine-3-carboxylic acid 1,1-dioxide
BE872248A
(fr )
1979-05-25
Procede de fabrication de benzaldehyde
BE872357A
(fr )
1979-03-16
Procede de fabrication d'alpha-hydroxymethylene-nitriles
BE853162A
(fr )
1977-08-01
Procede de preparation de chloromethylsilanes
BE852148A
(fr )
1977-09-07
Procede de production d'hydrazobenzenes
RO71001A2
(ro )
1981-06-30
Procedeu de obtinere a sarii acidului 2,5-dihidroxibenzensulfonic cu dietilamina
BE857435R
(fr )
1978-02-03
Procede de preparation d'hemi-esters sulfuriques
LU80262A1
(fr )
1979-06-01
Procede de preparation de 10,11-dihydro-5h-dibenzo(a,d)cycloheptene-5,10-imines substituees en position 5
BE852760A
(fr )
1977-09-22
Procede d'obtention de 2,6-di-terbutylphenol
PT67977A
(en )
1978-06-01
Trace acid removal.
RO75389A
(ro )
1980-11-30
Procedeu de obtinere a acidului 2,5-dicetogluconic
RO70166A2
(ro )
1981-04-30
Procedeu de obtinere a acidului 2,5-dihidroxibenzensulfonic
RO77895A
(ro )
1981-12-25
Procedeu de obtinere electrolitica a cloratilor alcalini
BE857485A
(fr )
1977-12-01
Procede de production d'hecachlorocyclopentadiene