CH222139A
(en )
1942-06-30
Process for the production of a new azo dye.
CH202553A
(en )
1939-01-31
Process for the preparation of a phthalocyanine dye.
CH196271A
(en )
1938-02-28
Process for the production of a vat dye.
CH200540A
(en )
1938-10-15
Process for the production of a vat dye.
CH196272A
(en )
1938-02-28
Process for the production of a vat dye.
CH201964A
(en )
1938-12-31
Process for the production of a phthalocyanine pigment.
CH209343A
(en )
1940-04-15
Process for the production of a vat dye.
CH205536A
(en )
1939-06-30
Process for the production of a vat dye.
CH182723A
(en )
1936-02-29
Process for the production of a vat dye.
CH167514A
(en )
1934-02-28
Process for the production of a new vat dye.
CH175359A
(en )
1935-02-28
Process for the production of a halogen-containing vat dye.
CH201003A
(en )
1938-11-15
Process for the preparation of a dye.
CH203143A
(en )
1939-02-28
Process for the production of an indigoid vat dye.
CH226620A
(en )
1943-04-15
Process for the production of a vat dye.
CH196270A
(en )
1938-02-28
Process for the production of a vat dye of the anthraquinone series.
CH201849A
(en )
1938-12-15
Process for the preparation of a disazo dye.
CH203329A
(en )
1939-02-28
Process for the preparation of a disazo dye.
CH201528A
(en )
1938-11-30
Process for the preparation of a disazo dye.
CH203330A
(en )
1939-02-28
Process for the preparation of a disazo dye.
CH203331A
(en )
1939-02-28
Process for the preparation of a disazo dye.
CH196171A
(en )
1938-02-28
Process for the production of a new azo dye.
CH158804A
(en )
1932-12-15
Process for the production of a dye preparation.
CH153109A
(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.
CH153111A
(en )
1932-02-29
Process for the production of a new vat dye.