Circular of the Bureau of Standards, Masalah 24U.S. Government Printing Office, 1925 |
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Halaman 6
... radiation and their application to the measurement of high temperatures . Experimental investigation of various types of optical and radiation pyrometers as to methods of calibration , sources of error , order of accuracy , and ...
... radiation and their application to the measurement of high temperatures . Experimental investigation of various types of optical and radiation pyrometers as to methods of calibration , sources of error , order of accuracy , and ...
Halaman 7
... Radiation from Platinum at High Temperatures .. .G . K. Burgess On a linear relation between the true temperature and the black - body temperature of a radiating substance . ( Aug. 15 , 1905. ) 3 Pp . Price , 5 cents . S25 . A Five ...
... Radiation from Platinum at High Temperatures .. .G . K. Burgess On a linear relation between the true temperature and the black - body temperature of a radiating substance . ( Aug. 15 , 1905. ) 3 Pp . Price , 5 cents . S25 . A Five ...
Halaman 9
... Radiation of Incandescent Lamps .. ..C . W. Waidner and G. K. Burgess Measurement of temperature and selective radiation of filaments of tan- talum , tungsten , and carbon . On the melting point of tungsten . ( Sept. 30 , 1906. ) 11 pp ...
... Radiation of Incandescent Lamps .. ..C . W. Waidner and G. K. Burgess Measurement of temperature and selective radiation of filaments of tan- talum , tungsten , and carbon . On the melting point of tungsten . ( Sept. 30 , 1906. ) 11 pp ...
Halaman 11
... Radiation from and Melting Points of Palladium and Platinum . . . . . .C . W. Waidner and G. K. Burgess Radiation from platinum by several methods : Measurements of black- body temperature of iridium furnace at instant of melting of ...
... Radiation from and Melting Points of Palladium and Platinum . . . . . .C . W. Waidner and G. K. Burgess Radiation from platinum by several methods : Measurements of black- body temperature of iridium furnace at instant of melting of ...
Halaman 12
... Radiation Method .. ..G . K. Burgess Minute quantities of substances melted on platinum ribbon , the tempera- ture of which is measured by means of an optical pyrometer . Method de- signed for rare substances was tested by determining ...
... Radiation Method .. ..G . K. Burgess Minute quantities of substances melted on platinum ribbon , the tempera- ture of which is measured by means of an optical pyrometer . Method de- signed for rare substances was tested by determining ...
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15 cents absorption acid alloys alternating current ammonia annual antenna apparatus brick Bureau of Standards calorimeter carbon cells cement CHIG circuit circular clays coils color commercial committee concrete condensers conference construction contains copper curves described determined discussed effect electrical electrical insulating electrolytic electromotive force Elimination of Waste-Simplified experimental Federal Specifications Board formulas frequency galvanometer given Government Master Specification inductance coils instruments insulating investigation iron laboratory lamps lime magnetic manufacturers materials metal method molybdenite mutual inductance obtained oxide paint plates platinum Portland cement potentiometer Practice Recommendation Price properties pyrometer quicklime radiation radio resistance samples scale Screw Thread self-inductance shown simplified practice specification was officially specification was prepared spectral spectrum steel tables temperature tests thermal expansion thermometers tion tube tungsten United States Government UNIV vapor various voltage W. W. Coblentz Waste-Simplified Practice wave lengths weights and measures wire
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Halaman 127 - AA Klein) Constitution and microstructure of silica brick and changes involved through repeated burnings at high temperatures, US Bur.
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Halaman 113 - Special Studies in Electrolysis Mitigation. IV. A Preliminary Report on Electrolysis Mitigation in Elyria, Ohio, with Recommendations for Mitigation Burton McCollum and KH Logan From data furnished by the city and the Cleveland Southwestern & Columbus Railway Co.
Halaman 42 - At all stations the logarithmic decrement per complete oscillation in the wave trains emitted by the transmitter shall not exceed two-tenths, except when sending distress signals or signals and messages relating thereto. USE OF STANDARD DISTRESS WAVE Fifth.
Halaman 174 - Prosecutions for offenses under this Act may be begun upon complaint of local sealers of weights and measures, or other officers of the several States and Territories appointed to enforce the laws of the said States...
Halaman 195 - March 31, 1931, for the use of the departments and independent establishments of the Government in the purchase of this...
Halaman 173 - That reasonable variations shall be permitted and tolerance shall be established by rules and regulations made by the Director of the Bureau of Standards and approved by the Secretary of Commerce.
Halaman 20 - Burrows 1 1 8. A Method for Constructing the Natural Scale of Pure Color . . PG Nutting 119. An Approximate Method for the Analysis of EMF. Waves . . PG Agnew 1 20. The Thermoelectric Properties of Tantalum and Tungsten . W . W . Coblentz 121.
Halaman 22 - Ives 126. Coupled Currents in which the Secondary has Distributed Inductance and Capacity Louis Cohen 127. Effect of Phase of Harmonics upon Acoustic Quality .... MG Lloyd and PG Agnew 128.