CH122756A
(en )
1927-10-01
Process for the production of a new azo dye.
CH145627A
(en )
1931-02-28
Process for the production of a sulfur dye.
CH144214A
(en )
1930-12-15
Process for the production of a new metal-containing dye.
CH145446A
(en )
1931-02-28
Process for the production of a metal-containing dye.
CH152880A
(en )
1932-02-29
Process for the production of a chromium-containing dye.
AT121577B
(en )
1931-02-25
Process for the production of a hydraulic binder.
CH138316A
(en )
1930-02-28
Process for the production of a new vat dye.
CH131729A
(en )
1929-02-28
Process for the production of a new vat dye.
CH152887A
(en )
1932-02-29
Process for the production of a nitrogenous vat dye.
CH131594A
(en )
1929-02-28
Process for the production of a vat dye.
CH131727A
(en )
1929-02-28
Process for the production of a new dye.
CH127471A
(en )
1928-09-01
Process for making a verminicide.
CH145448A
(en )
1931-02-28
Process for the production of a new metal-containing dye.
CH145447A
(en )
1931-02-28
Process for the production of a new metal-containing dye.
CH138318A
(en )
1930-02-28
Process for the preparation of a sulfur dye.
CH152882A
(en )
1932-02-29
Process for the production of a chromium-containing dye.
CH158804A
(en )
1932-12-15
Process for the production of a dye preparation.
CH138500A
(en )
1930-02-28
Process for the production of a new dye of the antbrachinone series.
CH145460A
(en )
1931-02-28
Process for the production of a condensation product.
AT121573B
(en )
1931-02-25
Process for the production of new rubber derivatives.
CH153109A
(en )
1932-02-29
Process for the production of a new vat dye.
CH153111A
(en )
1932-02-29
Process for the production of a new vat dye.
CH153107A
(en )
1932-02-29
Process for the production of a new vat dye.
CH153108A
(en )
1932-02-29
Process for the production of a new vat dye.
CH153110A
(en )
1932-02-29
Process for the production of a new vat dye.