RO76487A
(ro )
1981-04-30
Procedeu pentru prepararea unor derivati acilati ai anilinei
FR2416926B1
(fr )
1986-04-04
Procede de production de solutions concentrees de colorants et d'azurants
FR2468111B1
(fr )
1985-11-22
Procede d'isolation de couleur
RO79932A
(ro )
1982-10-11
Procedeu pentru prepararea unor 3-amino-sidonimine substituite
RO80925A
(ro )
1983-04-29
Procedeu pentru prepararea unor derivati de nitrotiofen
RO79164A
(ro )
1982-06-25
Procedeu pentru prepararea unor derivati de 1-alil-triazol
MA18763A1
(fr )
1980-10-01
Procede de preparation de 9-aminoalkylfluorenes
RO81685A
(ro )
1983-04-29
Procedeu de preparare a unor derivati de antrachinonsulfonamide cu formula generala i
BE881754A
(fr )
1980-08-18
Procede de preparation d'anilines metachlorees
BE880509A
(fr )
1980-06-10
Procede de preparation de 2',6'-dialkyl-n-alcoxymethyl-2-chloro-acetanilides
RO79956A
(fr )
1982-10-26
Procede de preparation des 3-halocephalosporines
FR2464248B1
(fr )
1985-07-12
Procede de preparation de b-aminopropionamides
FR2455568B1
(fr )
1986-06-13
Procede de preparation du 2,3-dimethylbutene-2
FR2408661B1
(fr )
1985-09-13
Procede de production d'aciers resulfures
BE877951A
(fr )
1980-01-28
Procede de preparation de n-alcoyl-ethylene-diamines
BE884454A
(fr )
1981-01-26
Procede de preparation de chlorothiolformiates
FR2612523B1
(fr )
1989-10-06
Procede pour la preparation de colorants monoazoiques metallables
RO80266A
(ro )
1983-04-29
Procedeu pentru prepararea unor derivati de 1-amino-2-propanol
PT68737A
(fr )
1978-12-01
Procede de preparation de nouveaux derives de l'eburnamenine
RO79181A
(ro )
1982-06-25
Procedeu pentru prepararea unui solvat de 7-fenoxiacetamido-3-hidroxi-3-cefem-4-carboxilat de 4'-nitrobenzil
RO76788A2
(ro )
1981-05-30
Procedeu de obtinere a unui colorant antrachinonic de dispersie
RO79180A
(ro )
1982-06-25
Procedeu pentru prepararea unor derivati de oxazolina
FR2462412B1
(fr )
1985-07-19
Procede de preparation d'anisaldehyde
RO75092A2
(ro )
1980-09-30
Coloranti 4-oxo-4h-l-benzopirano(3)dimetincianinici nesimetrici si procedeu de obtinere a acestora
FR2341628A1
(fr )
1977-09-16
Procede de production de preparations de colorants sublimables