BE757939A
(fr )
1971-04-01
Procede de preparation de matieres en mousses
BE822490A
(fr )
1975-05-22
Procede de preparation de polyesters thermoplastiques
BE814867A
(fr )
1974-09-02
Procede de preparation de 1-carbamyl-amino-acides et des 1-aminoacides correspondants
BE811072A
(fr )
1974-08-16
Procede de preparation de spath-fluor synthetique
RO64663A
(fr )
1979-02-15
Procede de preparation des composes de 3-halogene-cephalosporine
BE821760A
(fr )
1975-04-30
Procede de preparation de derives 7-amino-delta3-cephem
RO78908A
(ro )
1982-08-17
Procedeu de preparare a unor alfa-6-desoxi-5-hidroxi-tetraciclinei
BE804341A
(fr )
1974-02-28
Procede de preparation de cephemimycine
BE817531A
(fr )
1975-01-13
Procede de preparation de composes polyfonctionnels lineaires insatures
BE811172A
(fr )
1974-08-19
Procede de preparation de composes n
BE801589A
(fr )
1973-12-28
Procede ameliore de preparation de mousses de polyurethannes
BE822872A
(fr )
1975-06-03
Procede de production de desacetoxycephalosporine c
BE822646A
(fr )
1975-03-14
Procede de preparation de poly-n-alkyliminoalanes
BE810435A
(fr )
1974-05-16
Procede de preparation de senarmontite
RO64480A
(fr )
1979-05-15
Procede de preparation de la pyridinecarboxamidosulfoniluree
BE820475A
(fr )
1975-01-16
Procede de preparation de 6-demethyl-6-desoxy-6-methylene-tetracyclines
BE880265Q
(fr )
1980-03-17
Procede de preparation du cyclopropane-carbonitrile
BE822218A
(fr )
1975-05-14
Procede de preparation de 2
BE816033A
(fr )
1974-12-09
Procede de preparation de 2-vinyl-oxazolines
BE816729A
(fr )
1974-12-23
Procede de preparation de triacetonamine
RO66714A2
(fr )
1979-02-15
Procede technologique de preparation des sufraces des pieces en plastique
BE810137A
(fr )
1974-05-16
Procede de preparation de composes hydraziniques
BE821951A
(fr )
1975-05-07
Procede de preparation de cis-olefines
RO72909A
(ro )
1982-12-06
Procedeu de preparare a alcoxiacilaminofenilacetamidinelor
BE823079A
(fr )
1975-06-06
Procede de moulage