BE833823A
(fr )
1976-03-25
Procede de preparation de polyurethannes
FR2276284A1
(fr )
1976-01-23
Procede de preparation de carbonates aromatiques
BE831843A
(fr )
1976-01-29
Procede de preparation de polyurees
FR2307833A1
(fr )
1976-11-12
Procede de preparation de polyphenylene-ethers
FR2279718A1
(fr )
1976-02-20
Procede de preparation de diamines aromatiques
FR2280386A1
(fr )
1976-02-27
7-methoxy-6-thia-tetracyclines et leur procede de preparation
BE817113A
(fr )
1975-01-02
Procede de preparation de cyclo-alkenes
BE843381A
(fr )
1976-12-27
Procede de preparation de thymol
FR2277060A1
(fr )
1976-01-30
Procede de preparation de monoalcenylbenzenes
BE830814A
(fr )
1975-10-16
N-alkyl-iminoalanes oligomeres et leur procede de preparation
BE837051A
(fr )
1976-06-24
Procede de preparation de pinacoline
FR2327987A1
(fr )
1977-05-13
Procede de preparation de 4-alkyl-thiosemicarbazides
BE831633A
(fr )
1976-01-23
Procede de preparation de polyurees
FR2279699A1
(fr )
1976-02-20
Procede de preparation d'isoprene
BE830423A
(fr )
1975-12-19
Tetrahydroforannes substitues et procede de preparation
FR2353516A2
(fr )
1977-12-30
Procede de preparation de fluoronitrobenzenes
BE826139A
(fr )
1975-08-28
11beta-fluoro-androstenes et leur procede de preparation
BE839291A
(fr )
1976-09-08
Procede de preparation de 4-acylaminocanthrones
BE845980A
(fr )
1977-03-09
Procede de preparation de polypropylene-polyamines
BE846563A
(fr )
1977-03-24
Procede de preparation de 2-oxo-oxazolidines
BE824179A
(fr )
1975-07-08
Bis-dihalogeno-s-triazinyl-urees et leur procede de preparation
RO64353A2
(fr )
1979-02-15
Composition aromatique et procede de preparation
BE830366A
(fr )
1975-10-16
Procede de preparation d'orethannes aromatiques
RO63916A2
(fr )
1978-09-15
Polybenzthiazolimides et procede de preparation
FR2294173A1
(fr )
1976-07-09
Procede de preparation de chlorothiazoles