Chemical News and Journal of Industrial Science, Tomy 117-118Chemical news office., 1918 |
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Strona 13
... determined the melting - points of a number of minerals by means of his novel apparatus , temperatures being estimated by the linear expansion of the strip of heated platinum foil upon which the small test grains were placed . The ...
... determined the melting - points of a number of minerals by means of his novel apparatus , temperatures being estimated by the linear expansion of the strip of heated platinum foil upon which the small test grains were placed . The ...
Strona 15
... determine the facility with which the slag is handled at flush and the extent of desulphurisation accomplished within ... determined in a large measure by the composition of the ore mixture and fuel which it was deemed expedient to use ...
... determine the facility with which the slag is handled at flush and the extent of desulphurisation accomplished within ... determined in a large measure by the composition of the ore mixture and fuel which it was deemed expedient to use ...
Strona 16
... Determination of Mineral and Rock Densities at High Temperatures , " Am . Journ . Sci . , 1914 , Xxxvii . , I. 21. C ... determined . To estimate the approximate absolute value of λ we may proceed as follows : - It is shown in works on ...
... Determination of Mineral and Rock Densities at High Temperatures , " Am . Journ . Sci . , 1914 , Xxxvii . , I. 21. C ... determined . To estimate the approximate absolute value of λ we may proceed as follows : - It is shown in works on ...
Strona 25
... Determination of Quantity or Ore in a Given Deposit . In all mining operations a most important consideration is the ... determined by the following factors : ( 1 ) The size of the ore body — that is , the amount of ore ; ( 2 ) the metal ...
... Determination of Quantity or Ore in a Given Deposit . In all mining operations a most important consideration is the ... determined by the following factors : ( 1 ) The size of the ore body — that is , the amount of ore ; ( 2 ) the metal ...
Strona 26
... determining the method of metal- lurgical treatment . Whether an ore is designated as copper , lead , gold , or silver ore is determined by the metal that predominates in valve , but not necessarily in quantity . Although certain ores ...
... determining the method of metal- lurgical treatment . Whether an ore is designated as copper , lead , gold , or silver ore is determined by the metal that predominates in valve , but not necessarily in quantity . Although certain ores ...
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