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GB321697A
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Condensation products of polyhydricphenols and formaldehyde
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GB294092A
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Process for rendering stable the combination of 4-dimethylamino-1-phenyl-2:3-dimethyl-5-pyrazolone with butyl chloral hydrate
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GB292991A
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Process for the manufacture of potassium manganate
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GB285829A
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Process of manufacture of powdered plastic material
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GB294623A
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Improvements in or relating to the manufacture of artificial silk
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GB284685A
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Protection of copper apparatus against corrosion by carboxylic acids
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GB294137A
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Process for colouring cellulose esters and ethers
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GB275558A
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Improvements in or relating to process of manufacture of powdered plastic material
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GB274814A
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Process and apparatus for the continuous manufacture of cellulose acetate
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GB275553A
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Process for colouring cellulose esters and ethers
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GB266684A
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Process for treating acetic acid liquor
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US1672646A
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Process for the preparation of ethylidene diacetate
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US1591958A
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Process of producing arsenate of lime
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US1599508A
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Purification of cellulose ethers
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GB241871A
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Improvements in the manufacture of plastic materials
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GB251229A
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Process of manufacture of phosphoric esters of carbohydrates and polyvalent alcohols
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US1680760A
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Process for the preparation of ethylidene diacetate
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US1579248A
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Process of manufacture of acetic anhydride and aldehyde
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GB238520A
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Improvements in the process for the manufacture of acetaldehyde
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GB237567A
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Improvements in the process for the preliminary treatment of cellulose prior to esterification
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