Chemical News and Journal of Physical Science, Tom 117Chemical news office., 1918 |
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... Iron and Steel Works . Must be prepared to take shift work . Apply to your nearest Employment Exchange , quoting No. A. 4327 , with refer- ences , stating age and salary required . No person already employed on Government work will be ...
... Iron and Steel Works . Must be prepared to take shift work . Apply to your nearest Employment Exchange , quoting No. A. 4327 , with refer- ences , stating age and salary required . No person already employed on Government work will be ...
Strona 1
... iron ladle . The resulting ingot is washed in water containing washing soda , scraped to brightness , and filed with a fine file . The melting together of the borings has been shown by analysis to eliminate no impurity . A sample of No ...
... iron ladle . The resulting ingot is washed in water containing washing soda , scraped to brightness , and filed with a fine file . The melting together of the borings has been shown by analysis to eliminate no impurity . A sample of No ...
Strona 8
... iron pyrites mined in the United Kingdom . The pyrites must contain not less than 37 per cent of sulphur and not over I per cent of arsenic . The price payable will be 35s . per ton of pyrites f.o.r. for quentities of not less than one ...
... iron pyrites mined in the United Kingdom . The pyrites must contain not less than 37 per cent of sulphur and not over I per cent of arsenic . The price payable will be 35s . per ton of pyrites f.o.r. for quentities of not less than one ...
Strona 11
... iron ( to obtain good colour ) . The same features are necessary for glass- making , and in addition there ought to be constancy of composition . Unfortunately this could never he realised . A potash content of 10 to 12 per cent was ...
... iron ( to obtain good colour ) . The same features are necessary for glass- making , and in addition there ought to be constancy of composition . Unfortunately this could never he realised . A potash content of 10 to 12 per cent was ...
Strona 12
... iron and manganese , but no tungstic acid . The precipitate of stannous sulphide is purified by dis- solving it in ammonium sulphide containing sulphur ; by precipitation yellow stannic sulphide is obtained and calcined to give SnO2 ...
... iron and manganese , but no tungstic acid . The precipitate of stannous sulphide is purified by dis- solving it in ammonium sulphide containing sulphur ; by precipitation yellow stannic sulphide is obtained and calcined to give SnO2 ...
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