BE833823A
(fr )
1976-03-25
Procede de preparation de polyurethannes
BE831843A
(fr )
1976-01-29
Procede de preparation de polyurees
RO77543A
(ro )
1982-02-26
Procedeu de preparare a unor 8-tiometil-ergoline
BE836949A
(fr )
1976-06-22
Procede de preparation de bis-acetals de p-benzoquinones
BE828672A
(fr )
1975-11-03
Procede de preparation du butyne-diol
BE829355A
(fr )
1975-11-24
Procede de preparation de polysocyanates
FR2277059A1
(fr )
1976-01-30
Procede de preparation de cyclo-alcenes
BE832428A
(fr )
1976-02-16
Procede de preparation de 2-methyl-tetra-hydropyrimidines 1- substituees
BE829779A
(fr )
1975-12-02
Procede de preparation de pyrazolo-benzazepines
OA04641A
(fr )
1980-07-31
Prcédé de préparation de 3-fluorocéphalosporines.
RO72708A
(ro )
1982-09-09
Procedeu de preparare a perclormetilnercaptanului
BE831648A
(fr )
1976-01-23
Procede de preparation de noenomycine
FR2277060A1
(fr )
1976-01-30
Procede de preparation de monoalcenylbenzenes
BE824612A
(fr )
1975-07-22
Procede de preparation de 3-aminophenols
BE837051A
(fr )
1976-06-24
Procede de preparation de pinacoline
FR2282429A1
(fr )
1976-03-19
Procede de preparation de 7b-acylamino-7a-alcoxycephalosporines
FR2279778A1
(fr )
1976-02-20
Procede de preparation de polyurees
BE828317A
(fr )
1975-10-24
Procede de preparation de polyamines aromatique
FR2289536A1
(fr )
1976-05-28
Procede de preparation de c
FR2280375A1
(fr )
1976-02-27
Procede de preparation de penicilines
FR2353516A2
(fr )
1977-12-30
Procede de preparation de fluoronitrobenzenes
BE835855A
(fr )
1976-05-24
Procede de preparation de nouvelles 7,7 -diphenyl - hexahydro - 1,4 - oxazepines
BE825768A
(fr )
1975-06-16
Procede de preparation de dithiodianilines
RO62215A2
(fr )
1977-12-15
Procede de preparation des catalyseurs en base de chrome-fer-zinc
BE828032A
(fr )
1975-10-17
Procede de preparation de 2-alcoxy-4-propene-(1)-yl-phenols