Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3745Chemical news office., 1932 |
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Strona 50
... obtained on samples of salt which has been treated with sulphur dioxide for about 20 hours when constant weight had been obtained . Theoretical percentage sulphate 67.6 Found by increase in weight ... estimation as BaSO 20 99 99 99 99 ...
... obtained on samples of salt which has been treated with sulphur dioxide for about 20 hours when constant weight had been obtained . Theoretical percentage sulphate 67.6 Found by increase in weight ... estimation as BaSO 20 99 99 99 99 ...
Strona 52
... obtaining in nature . ( 2 ) The presence of the decomposition pro- ducts of alge in both naturally occur- ring oils as obtained from wells , and also from seepage oils and bituminous deposits . ( 3 ) The reconversion of oils , various ...
... obtaining in nature . ( 2 ) The presence of the decomposition pro- ducts of alge in both naturally occur- ring oils as obtained from wells , and also from seepage oils and bituminous deposits . ( 3 ) The reconversion of oils , various ...
Strona 54
... obtained about 60 per cent . of distillate of specific gravity 0.8105 , and about 8.9 per cent . of gas , etc. The distillate was found to contain paraffins , such as pentane , hexane , normal and secondary heptane , and normal octane ...
... obtained about 60 per cent . of distillate of specific gravity 0.8105 , and about 8.9 per cent . of gas , etc. The distillate was found to contain paraffins , such as pentane , hexane , normal and secondary heptane , and normal octane ...
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Aartovaara acid hydrolysis algæ Algal theory 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 Hydrolysis Algarite increase in weight insoluble INSTITUTE OF CHEMISTRY January Joint meeting kerotenes London Manchester Section marine vegetation Meggers mutual inductance 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