FR662569A
(en )
1929-08-08
Process for the production of hydrocyanic acid
FR661343A
(en )
1929-07-24
Process for the production of concentrated acetic acid, starting from dilute acetic acid
FR692542A
(en )
1930-11-06
Process for the production of hydrocyanic acid
FR33971E
(en )
1929-04-29
Process for obtaining concentrated acetic acid from solutions of extended acetic acid
BE344164A
(en )
1927-09-30
Process for obtaining concentrated acetic acid from solutions of extended acetic acid
FR593091A
(en )
1925-08-17
Process for obtaining concentrated acetic acid from solutions of extended acetic acid
FR615478A
(en )
1927-01-08
Process for the production of concentrated acetic acid
FR658960A
(en )
1929-06-22
Process for the production of concentrated acetic acid
FR808991A
(en )
1937-02-19
Process for the production of fluoro-sulfonic acid
FR637129A
(en )
1928-04-24
Process for the production of acetic acid
FR567374A
(en )
1924-02-29
Process for the production of concentrated acetic acid
FR582685A
(en )
1924-12-24
Process for the manufacture of concentrated acetic acid starting from extensive solutions
FR688417A
(en )
1930-08-22
Continuous manufacturing process of acetic acid from acetic aldehyde
FR662402A
(en )
1929-08-07
Process for the extraction of concentrated acetic acid, from extended acid
BE344165A
(en )
1927-09-30
Process for extracting concentrated acetic acid from extended acid
FR675288A
(en )
1930-02-07
Process for producing glacial acetic acid from dilute acetic acids
FR698907A
(en )
1931-02-06
Process for the manufacture of acetic acid anhydride
FR654080A
(en )
1929-04-02
Process for the production of sulfonic acids
FR687789A
(en )
1930-08-13
Process for manufacturing acetic acid from acetic aldehyde
FR663845A
(en )
1929-08-26
Process for obtaining aliphatic carboxylic acids from their aqueous solutions
BE360783A
(en )
1929-06-29
Process for producing glacial acetic acid from dilute acetic acids
FR579187A
(en )
1924-10-11
Method for the concentration of dilute acetic acid
BE358248A
(en )
1929-03-30
Method for the concentration of dilute acetic acid
FR576392A
(en )
1924-08-20
Process for the production of hydrocyanic acid
FR33225E
(en )
1928-08-20
Process for the production of hydrocyanic acid