CH75550A
(en )
1918-01-02
Process for separating an aromatic sulfonic acid from sulfuric acid
FR421628A
(en )
1911-02-27
Process for making ethyl sulfuric acid
FR661343A
(en )
1929-07-24
Process for the production of concentrated acetic acid, starting from dilute acetic acid
CH80403A
(en )
1919-03-01
Process for preparing p-nitrotoluol-o-sulfonic acid
CH78423A
(en )
1918-08-01
Process for the manufacture of monochloriacetic acid
FR489688A
(en )
1919-03-01
Process for the manufacture of acetic acid, starting from acetic aldehyde
FR20819E
(en )
1919-07-22
Process for the manufacture of acetic acid starting from acetic aldehyde
FR20824E
(en )
1919-07-22
Process for the manufacture of acetic acid starting from acetic aldehyde
FR20831E
(en )
1919-07-22
Process for the manufacture of acetic acid starting from acetic aldehyde
FR487412A
(en )
1918-07-03
Process for the manufacture of acetic acid starting from acetic aldehyde
FR20830E
(en )
1919-07-22
Process for the manufacture of acetic acid starting from acetic aldehyde
FR432873A
(en )
1911-12-18
Sulfuric acid concentration process
FR531022A
(en )
1922-01-05
Process for treating residual elements with sulfuric acid
FR22282E
(en )
1921-05-25
Process for the manufacture of acetic acid starting from acetic aldehyde
CH78274A
(en )
1918-07-16
Process for the manufacture of acetic acid starting from acetic aldehyde
FR451927A
(en )
1913-05-02
Process for the production of 1.2.4-purpurine-3-carboxylic acid
FR493452A
(en )
1919-08-09
Process for the separation of cresols
FR424524A
(en )
1911-05-16
Process for precipitating oxalic acid
FR20945E
(en )
1919-11-28
Apparatus for the manufacture of sulfuric acid
FR472366A
(en )
1914-12-03
Apparatus for the manufacture of sulfuric acid
FR495474A
(en )
1919-10-09
Sulfuric acid concentration process
FR525047A
(en )
1921-09-14
Process for the manufacture of sulfuric acid
FR429999A
(en )
1911-10-05
Process for the production of 1-naphthol-2-sulfonic acid
FR615478A
(en )
1927-01-08
Process for the production of concentrated acetic acid
FR460048A
(en )
1913-11-21
Process for preparing an aminoanthraquinone sulfonic acid