CH279184A
(en )
1951-11-15
Process for the manufacture of cellulose-containing products.
FR855830A
(en )
1940-05-21
Process for separating mixtures of chemically related organic substances
CH231490A
(en )
1944-03-31
Process for separating mixtures of substances by distillation.
CH234580A
(en )
1944-10-15
Device for continuous fractional distillation of liquids.
CH248560A
(en )
1947-05-15
Method of joining surfaces.
CH244043A
(en )
1946-08-31
Process for the dialytic separation of mixtures of substances.
FR903487A
(en )
1945-10-05
Process for the separation by distillation of substances forming azeotropic mixtures
CH231062A
(en )
1944-02-29
Process for the separation of mellitic acid.
CH232117A
(en )
1944-05-15
Process for the preparation of carbonyl compounds by the dehydrogenation of primary or secondary alcohols.
CH237492A
(en )
1945-04-30
Process for the manufacture of rectifier disks.
CH239848A
(en )
1945-11-15
Process for the preparation of 6-sulfanilamido-4-methyl-pyrimidine.
CH236577A
(en )
1945-02-28
Process for the recovery of vapors.
CH227887A
(en )
1943-07-15
Process for the preparation of tetrahydro-p-oxazinylmethyl-benzodioxane.
FR849767A
(en )
1939-12-01
Process for distilling wood and other similar materials
CH239015A
(en )
1945-09-15
Process for water softening by adding alkali carbonates.
DK61557C
(en )
1943-11-15
Method for Recovering a 7-Dehydrocholesterin Containing Sterin Mixture of Mussels.
CH238147A
(en )
1945-06-30
Process for removing salts from liquids containing aldol.
CH218766A
(en )
1941-12-31
Process for the preparation of ointment bases.
CH234798A
(en )
1944-10-31
Process for the production of recording paper.
AT162376B
(en )
1949-02-25
Process for the preparation of halo-8-oxychinaldines
CH237783A
(en )
1945-05-31
Process for the production of swimming soap.
AT181269B
(en )
1955-03-10
Process for the production of contact masses
AT168068B
(en )
1951-04-10
Process for the production of sterols or their addition products from substances containing sterols
AT106999B
(en )
1927-08-10
Process for the purification of hydrocarbons by fractional distillation.
CH232116A
(en )
1944-05-15
Process for the production of furfural.