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GB354974A
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Improvements in anthraquinone vat dyes and a process of making the same
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GB357536A
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Improvements in vat dyestuffs
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GB347195A
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The process of preparing 1-amino-4-halogen-9-anthrones and substitution products andderivatives thereof
|
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GB314804A
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Process of preparing amino-benzyl-ortho-benzoic acids
|
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GB340519A
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Process of preparing 2-amino-3-substituted-10-anthrones and n-substitution products thereof
|
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DE580513C
|
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Process for the production of benzanthrone and its derivatives
|
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GB305536A
|
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Method for the purification of benzanthrones
|
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US1807483A
|
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Treatment of rosin and product thereof
|
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DE538914C
|
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Process for the preparation of 5-nitro-2- (4'-sulfobenzoyl-) benzoic acid
|
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US1782267A
|
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Removing color from rosin
|
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DE523938C
|
|
Process for cleaning and discoloring rosin
|
|
US1761624A
|
|
Process of preparing coloring matter of the dibenzanthrone series
|
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US1829480A
|
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Organic ester and process of making the same
|
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US1829481A
|
|
Process for preparing an ester
|
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US1787281A
|
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Process of treating rosin and product therefrom
|
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GB294526A
|
|
Process of purifying and decolorizing rosin with resorcinol
|
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GB292904A
|
|
Bromination products of 4, 4-dimethyl-6, 6-dichloro-thio-indigo, and a process of making the same
|
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US1713569A
|
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Process of producing ortho-acyl-benzoic acid compounds
|
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US1757588A
|
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Process of purifying rosins
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US1762979A
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Process of recovering resorcinol
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