CH222139A
(en )
1942-06-30
Process for the production of a new azo dye.
CH225363A
(en )
1943-01-31
Process for the preparation of a tetrakisazo dye.
CH207511A
(en )
1939-11-15
Process for the preparation of a polyazo dye.
CH202553A
(en )
1939-01-31
Process for the preparation of a phthalocyanine dye.
CH206431A
(en )
1939-08-15
Process for the preparation of a chromium-containing disazo dye.
CH187024A
(en )
1936-10-15
Process for the preparation of a polyazo dye.
CH196252A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196259A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH203140A
(en )
1939-02-28
Process for the preparation of a monoazo dye.
CH201845A
(en )
1938-12-15
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.
CH203329A
(en )
1939-02-28
Process for the preparation of a disazo dye.
CH196249A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH201003A
(en )
1938-11-15
Process for the preparation of a dye.
CH202445A
(en )
1939-01-15
Process for the preparation of a nitro dye.
CH196251A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196257A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196256A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196250A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196255A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196254A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196253A
(en )
1938-02-28
Process for the preparation of an azo dye.
CH196258A
(en )
1938-02-28
Process for the preparation of an azo dye.