CA500788A
(fr )
1954-03-16
Preparation de n-trichloromethylethioimides
CA449003A
(fr )
1948-06-08
Fabrication de papier
CA453230A
(fr )
1948-12-14
Fabrication de papier
CA446528A
(fr )
1948-02-03
Fabrication de derives de naphtosultone
CA452628A
(fr )
1948-11-16
Preparation de papier
CA452573A
(fr )
1948-11-09
Fabrication de papier
CA452574A
(fr )
1948-11-09
Fabrication de papier
CA447689A
(fr )
1948-04-06
Fabrication de dithio-bis-thiazoles
CA449557A
(fr )
1948-06-29
Fabrication de mercapto-thiazoline
CA451462A
(fr )
1948-09-28
Fabrication de nitronitriles
CA451794A
(fr )
1948-10-12
Fabrication de dinitro-ortho-cresol
CA448588A
(fr )
1948-05-18
Appret pour pate a papier
CA447814A
(fr )
1948-04-13
Fabrication de derives d'aminobenzenesulphamido
CA447942A
(fr )
1948-04-20
Procede de traitement du papier
CA446993A
(fr )
1948-03-02
Production de 17-hydroxy-androstanes
CA449274A
(fr )
1948-06-22
Production de n-methylamides
CA451844A
(fr )
1948-10-12
Production de 7-dehydro-cholesterol
CA446092A
(fr )
1948-01-13
Fabication de chloroacetonitrile
CA446251A
(fr )
1948-01-20
Preparation de 2-animo-5-chloropyrimidine
CA447462A
(fr )
1948-03-23
Preparation d'hydroxydihydronorpolycyclopentadiene
CA448209A
(fr )
1948-04-27
Preparation de 2-mercaptoarylenethiazoles
CA450753A
(fr )
1948-08-24
Procede de preparation d'arylsulphonylthiourees
CA450837A
(fr )
1948-08-31
Preparation de 3-aminopyridazines
AU139464B2
(en )
Improved construction of coal-box
CA453271A
(fr )
1948-12-14
Fabrication de conduites