The Chemical Engineer: A Monthly Journal of Practical, Applied and Analytical Chemistry, Volúmenes7-81908 |
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Página 25
... short tons short tons .long tons ( c ) 25,307,191 $ 505.700,000 56.517,900 38,256,400 4,565,333 94.373,800 917,805,682 177,595,888 350,153 39.917,442 199,694 24,362,668 flasks ( g ) 26,238 958,634 .pounds ( h ) 14.910,000 4.262,286 ...
... short tons short tons .long tons ( c ) 25,307,191 $ 505.700,000 56.517,900 38,256,400 4,565,333 94.373,800 917,805,682 177,595,888 350,153 39.917,442 199,694 24,362,668 flasks ( g ) 26,238 958,634 .pounds ( h ) 14.910,000 4.262,286 ...
Página 26
... short tons Gypsum .short tons 40.796 1.540.585 165,204 244,025 3.837.975 Lithium minerals short tons 383 7,411 Maris ... short tons Phosphate rock long tons 2.080.957 19.104 7.341 8.579,437 Pyrite ..long tons 261.422 931,305 Sulphur short ...
... short tons Gypsum .short tons 40.796 1.540.585 165,204 244,025 3.837.975 Lithium minerals short tons 383 7,411 Maris ... short tons Phosphate rock long tons 2.080.957 19.104 7.341 8.579,437 Pyrite ..long tons 261.422 931,305 Sulphur short ...
Página 27
... tons ; value at mines , $ 18,953,221 . 1898 : 19,433,716 long tons ; value at mines , $ 22,060.887 . 1899 ... short tons are tons of 2,000 avoir- dupois pounds . Average price per troy ounce in 1906 was 67 cents . " Coining value ...
... tons ; value at mines , $ 18,953,221 . 1898 : 19,433,716 long tons ; value at mines , $ 22,060.887 . 1899 ... short tons are tons of 2,000 avoir- dupois pounds . Average price per troy ounce in 1906 was 67 cents . " Coining value ...
Página 32
... short tons , while the production of Illinois was 41,497,435 short tons . This was que principally to the almost complete suspension of mining in Illinois ( as in other states where labor union forces were strong ) during all of April ...
... short tons , while the production of Illinois was 41,497,435 short tons . This was que principally to the almost complete suspension of mining in Illinois ( as in other states where labor union forces were strong ) during all of April ...
Página 58
... tons ( 1,455,050 short tons ) , as compared with 1,160,000 tons in 1905 , an increase of 13.8 per cent . The general rise in the prices of finished products was not sufficient to counterbalance the increased cost of labor , material ...
... tons ( 1,455,050 short tons ) , as compared with 1,160,000 tons in 1905 , an increase of 13.8 per cent . The general rise in the prices of finished products was not sufficient to counterbalance the increased cost of labor , material ...
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The Chemical Engineer: A Monthly Journal of Practical, Applied and ..., Volumen6 Vista completa - 1907 |
Términos y frases comunes
alkaline alloy American Chemical amount analysis antimony arsenic belt buckets carbon cars cement cent Chem CHEMICAL ENGINEER CHEMICAL ENGINEER PUBLISHING Chemical Society chemists chloride coal committee compound containing conveyor cooling copper December dilute dissolved distillation dust electric electrolyte elevator evaporation explosion extract February 18 feet fiber filter filtrate flour fuel furnace gases grams heat hydrochloric acid hydrogen ignited inches increase industrial journals latter lead lime long tons manganese manufacture material meeting metal method consists mixed mixture moisture nickel nitric acid obtained oleum oxide percentage pipe plant platinum pounds precipitate Pres process consists produced pulley pyrites pyrometer samples screw conveyor Sec'y short tons silicon soda soluble solution specific gravity stannic chloride steam steel sulphate sulphide sulphuric acid temperature tests tion titanic acid towers tube turpentine vanadium washed weight wire wood York zinc
Pasajes populares
Página 207 - I have but one lamp by which my feet are guided, and that is the lamp of experience. I know of no way of judging of the future but by the past.
Página 246 - Three for one year, three for two years, and three for three years, and members shall be eligible for reappointment.
Página 246 - The duties of all officers shall be such as usually pertain to their offices, or may be delegated to them by the Council or the Institute ; and the Council may in its discretion require bonds to be given by the Treasurer.
Página 214 - Evaporation and Temperature: All evaporations and dryings shall be conducted in the form of apparatus known as the "Combined Evaporator and Dryer," at a temperature not less than 98° C.
Página 226 - The tests in the gas producer have shown that many fuels of so low grade as to be practically valueless for steaming purposes, such as slack coal, bone coal and lignite, may be economically converted into producer gas and may thus generate sufficient power to render them of high commercial value.
Página 201 - The oil used shall be the best obtainable grade of coal-tar creosote ; that is, it shall be a pure product obtained from coal gas tar or coke oven tar and shall be free from any tar...
Página 212 - At least 400 cc of the first portions of extractive solution should be removed and not subjected to further heating. A thin layer of cotton must be used in order to prevent fine material passing over.
Página 212 - Sample must be dried at a temperature not exceeding 60° and then ground to such a degree of fineness that the entire sample will pass through a sieve of 20 meshes to the inch (linear). 3. Amount of Sample and Proportion of Water for Extraction. — For fresh materials the amount of sample and proportion of water for extraction should be such as to give...
Página 81 - It is important that the above information does not establish a higher standard than can be actually maintained under the terms of the contract; and in this connection it should be noted that the small samples taken from the mine are invariably of higher quality than the coal actually delivered therefrom. It is evident, therefore, that it will be to the best interests of the contractor to furnish a correct description with average values of the coal offered, as a failure to maintain...
Página 41 - ... month, said delivered value in each case being obtained as follows: Multiply the number of British thermal units delivered per pound of dry coal by the per cent of moisture delivered (expressed in decimals), subtract the product so found from the number of British thermal units delivered per pound...