CA464960A
(fr )
1950-05-09
Classement de la cobaltite
CA462442A
(fr )
1950-01-17
Procede de flottation
CA478116A
(fr )
1951-10-30
Separation d'air
CA469335A
(fr )
1950-11-14
Separation de butadiene
CA467885A
(fr )
1950-09-05
Methodes de purification d'electrolytes
CA468405A
(fr )
1950-09-26
Procedes pour la preparation de ditolylethane
CA488203A
(fr )
1952-11-18
Preparation de n-aryle-2-4-diceto-tetrahydroquinoline
CA464783A
(fr )
1950-05-02
Ether aliphatique chlorure d'amino-diphenylamines
CA468851A
(fr )
1950-10-17
Methodes de separation
CA479655A
(fr )
1951-12-25
Separation de melanges d'acetonitriletrichloraceto-nitrile
CA464878A
(fr )
1950-05-02
Preparation de 5-diethylamino-2-pentanone
CA462996A
(fr )
1950-02-07
Preparation de polyorganohalogenopolysiloxanes
AU159740B2
(en )
1952-08-07
Improvements inthe separation of minerals
AU159869B2
(en )
1952-07-03
Improvements inthe separation of minerals
CA468911A
(fr )
1950-10-24
Separateurs de gosiers
CA467359A
(fr )
1950-08-15
Separateurs
AU155208B2
(en )
1950-10-19
Preparation of n troacetophenones
CA468408A
(fr )
1950-09-26
Recuperation d'olefines
CA463865A
(fr )
1950-03-21
Fabrication de tri-p-anisylalkylethylene
CA464184A
(fr )
1950-04-04
Fabrication de tri-p-anisyl-bromoethylene
CA469074A
(fr )
1950-10-31
Fabrication de feuilles en fibres d'amiante et ciment
CA469336A
(fr )
1950-11-14
Extraction des hydrocarbures
CA466112A
(fr )
1950-06-27
Bonification de fluorite
CA466820A
(fr )
1950-07-25
Fabrication de thorium
AU153020B2
(en )
1951-02-01
Adi-ester of sulphuros acid