Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3745Chemical news office., 1932 |
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Strona 52
... carbon di- sulphide . " Protobitumen is a partially reduced † car- bohydrate which , upon further or total reduction , yields oil . Conversely , protobitu- men is a partially reduced carbohydrate formed by the oxidation of oil ...
... carbon di- sulphide . " Protobitumen is a partially reduced † car- bohydrate which , upon further or total reduction , yields oil . Conversely , protobitu- men is a partially reduced carbohydrate formed by the oxidation of oil ...
Strona 53
... carbon disulphide , but insoluble in ethyl ether . Kerotenes . That portion of bitumen or protobitumen which is insoluble in carbon disulphide . Kerols . That portion of the kerotenes which is soluble in both chloroform and pyridine ...
... carbon disulphide , but insoluble in ethyl ether . Kerotenes . That portion of bitumen or protobitumen which is insoluble in carbon disulphide . Kerols . That portion of the kerotenes which is soluble in both chloroform and pyridine ...
Strona 54
... carbon mon- oxide , and a considerable proportion of ole- fines , while the percentage of saturated paraffinic gases was small . Porter then pointed out that , by the natural decomposi- tion of marine vegetation under water , i.e. , at ...
... carbon mon- oxide , and a considerable proportion of ole- fines , while the percentage of saturated paraffinic gases was small . Porter then pointed out that , by the natural decomposi- tion of marine vegetation under water , i.e. , at ...
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Aartovaara acid hydrolysis algæ Algal theory Algarite Algarose alginic acid alkaline amines and ammonium ammonium salts anærobic Antiarchi aqueous extract bacteria Biol bitumen Bothriolepis Brunner Mond calcium salts calcium sulphate carbohydrate carbon cent Chem chondrus crispus D.Sc decomposed Devonian Dyestuffs East of Scotland Edinburgh and East element Elkerite Engler ethereal sulphate felsite fucosan fucose Fucosite galactose gases Haas Heterostraci home-made caustic soda hydrocarbon hydrofluoric acid increase in weight insoluble INSTITUTE OF CHEMISTRY January Joint meeting kerotenes London Manchester Section marine vegetation Meggers mutual inductance Na₂SO naturally occurring Newry Granite nitrogen North-West Belt obtained oils and bitumens optical organic matter Oxidation oxygen Papish Patents pentosan percentage of sulphate petroleum phate present protobitumen Pseudo-fucosite radio-active ring-dyke Scotland Section seaweed sodium chloride soluble South Wales South Wales Section Southampton Build substance sugars sulphur deposits sulphur dioxide sulphuric acid tear-faults temperatures tertiary amines tion trioxide tube Upper Devonian vegetable theory yielded