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US2276187A
|
|
Acyl derivatives of azo dyestuffs, and process of preparing same
|
|
US2253789A
|
|
Derivatives of fluoranthene and process of making same
|
|
GB495887A
|
|
Improvements relating to the production of alcohols of the cyclopentanopolyhydrophenanthrene series
|
|
GB497394A
|
|
Manufacture of í¸-unsaturated 3-ketones of the cyclopentanopolyhydrophenanthrene series
|
|
GB488799A
|
|
Manufacture of derivatives of oestradiol
|
|
GB487835A
|
|
Manufacture of improved pigments
|
|
GB482345A
|
|
Improvements in or relating to the production of dyed or printed materials
|
|
GB477841A
|
|
Improvements relating to the dressing and filling of fabrics
|
|
GB476749A
|
|
Improved manufacture of compounds of the pregnane series
|
|
GB477400A
|
|
Manufacture of new enol derivatives containing the sterol nucleus
|
|
GB470356A
|
|
Manufacture of dyestuffs containing metal in complex union
|
|
GB470475A
|
|
Manufacture of dyestuffs and intermediate products
|
|
US1925746A
|
|
Azo-dyestuffs and process of making same
|
|
GB392568A
|
|
Manufacture of sulphonation products from higher hydroxyfatty acids, or esters or other derivatives thereof
|
|
GB257991A
|
|
New preparations of dyestuffs
|
|
US1403117A
|
|
Dialkylamides of nicotinc acid and process of making same
|
|
US666095A
|
|
Orange dye and process of making same.
|
|
US666096A
|
|
Yellow acridin dye and process of making same.
|
|
CA280981A
|
|
Production of fast tint on vegetable fibres
|
|
CA260740A
|
|
Dye production
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