BE840168A
(fr )
1976-09-29
Procede de preparation de dechets
RO74936A
(fr )
1980-10-30
Procede pour la preparation des mercaptoazetidiones
RO78125A
(ro )
1982-10-26
Procedeu de preparare a unor sulfonil-benzimidazoli cu actiune antivirotica
FR2307833A1
(fr )
1976-11-12
Procede de preparation de polyphenylene-ethers
FR2300826A1
(fr )
1976-09-10
Procede de fabr
RO70581A
(ro )
1982-05-10
Procedeu de preparare a unor amidoxime
BE844736A
(fr )
1977-01-31
Procede de preparation de resorcines
YU216376A
(en )
1982-05-31
Process for the neutralization of soap solutions
RO73006A
(ro )
1982-04-12
Procedeu de preparare a unor tioderivati
BE844943A
(fr )
1977-02-07
Procede de preparation de chromanones-(4)
FR2314167A1
(fr )
1977-01-07
Procede de preparation de para-alkylphenols
FR2311010A1
(fr )
1976-12-10
Procede de preparation de 2-aryl-2h-benzotriazoles
FR2327987A1
(fr )
1977-05-13
Procede de preparation de 4-alkyl-thiosemicarbazides
RO72510A
(ro )
1982-09-09
Procedeu de preparare a unor fenilpirazine
RO72558A
(ro )
1982-09-09
Procedeu pentru prepararea unor cicloalcanpirazoli
BE846563A
(fr )
1977-03-24
Procede de preparation de 2-oxo-oxazolidines
BE845980A
(fr )
1977-03-09
Procede de preparation de polypropylene-polyamines
BE839291A
(fr )
1976-09-08
Procede de preparation de 4-acylaminocanthrones
FR2306198A1
(fr )
1976-10-29
Procede discontinu de preparation de l'iminodiacetonitrile
PT66890A
(fr )
1977-09-01
Procede pour la preparation des aryloxy-1 amino-3 propanols-2
RO65386A2
(fr )
1979-02-15
Procede de preparation des savons a action bacteriostatique
FR2311768A1
(fr )
1976-12-17
Procede de preparation de chloranthraquinones a partir de nitroanthraquinones
BE837431A
(fr )
1976-07-09
Procede de preparation des composes alpha-hydroxycarbonyles
FR2308641A1
(fr )
1976-11-19
Procede de preparation de 6-halo-delta 4 pregnene-3-ones
FR2318132A1
(fr )
1977-02-11
Procede de preparation d'alkyl adamantanes