CH76808A
(en )
1919-01-02
Process for the preparation of concentrated nitric acid
FR496625A
(en )
1919-11-12
Process for the preparation of concentrated nitric acid
FR496593A
(en )
1919-11-11
Process for the continuous preparation of nitric anhydride
CH78423A
(en )
1918-08-01
Process for the manufacture of monochloriacetic acid
CH80403A
(en )
1919-03-01
Process for preparing p-nitrotoluol-o-sulfonic acid
FR502218A
(en )
1920-05-07
Process for the preparation of monochloroacetic acid
FR472775A
(en )
1914-12-17
Process for the preparation of highly concentrated nitrogen acid
FR510942A
(en )
1920-12-14
Process for the preparation of highly concentrated nitrogen acid
CH77536A
(en )
1919-01-02
Process for the continuous preparation of nitric anhydride
FR502643A
(en )
1920-05-21
New process for the condensation of nitric acid
FR22141E
(en )
1921-05-13
Process for preparing benzene-monosulfonic acid
FR445529A
(en )
1912-11-13
Process for the preparation of 2-phenylchinolil-4-carbonic acid
FR524121A
(en )
1921-08-30
Method and devices for the synthesis of nitrogen acid
FR490959A
(en )
1919-05-17
Method for the purification of anthraquinone
FR496435A
(en )
1919-11-06
Process and oven for the preparation of hydrofluoric acid
FR500891A
(en )
1920-03-26
Process for producing nitric acid
FR458953A
(en )
1913-10-23
Process for preparing the nitroarylamines of 2.3-oxynaphthoic acid
FR507697A
(en )
1920-09-21
Process for the preparation of ethers of polysbacic acids
FR490589A
(en )
1919-04-29
Process for the industrial manufacture of commercial lactic acid
FR504853A
(en )
1920-07-19
Process for preparing hydrocyanic acid
FR542174A
(en )
1922-08-07
Process for the production of concentrated nitric acid
FR425321A
(en )
1911-06-08
Process for the preparation of concentrated formic acid
FR495474A
(en )
1919-10-09
Sulfuric acid concentration process
FR494169A
(en )
1919-09-02
Carbonic acid purification process
FR479646A
(en )
1916-04-19
Process for the preparation of 4-n-alkylnitrosaminoary i-1-arsinic acids