Journal of the Fuel Society of Japan
Online ISSN : 2185-226X
Print ISSN : 0369-3775
ISSN-L : 0369-3775
Volume 42, Issue 10
Displaying 1-13 of 13 articles from this issue
  • [in Japanese]
    1963 Volume 42 Issue 10 Pages 675
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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  • Its Estimating Method and Questions Involved
    Shigeru Fujinuma
    1963 Volume 42 Issue 10 Pages 676-684
    Published: October 20, 1963
    Released on J-STAGE: February 23, 2011
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    The Petroleum Industry Law which was put into force in July, 1962, provides that every year the Government should make a petroleum supply plan for the next fiscal five years starting from the year concerned.Accordingly, the plan for the years of fiscal 1963-67 was published in the Official Gazette on March 29 by the Minister of International Trade and Industry.This article deals with the estimating method and questions involved in this plan.
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  • Saburo Tanaka
    1963 Volume 42 Issue 10 Pages 685-692
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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    The vapor pressure, ignition temperature and explosion limit are important factors relating to the dangerous properties of naphtha.In this report, matters that demand special attention are described to prevent disasters in handling naphtha in transportation, storage and cleaning tanks.In addition, the ignition by static electricity and its counter-measure are also mentioned.
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  • The Formation of Formaldehyde by the Nitrogen Oxides Catalysts.
    Eiji Otsuka, Hiroo Watanabe
    1963 Volume 42 Issue 10 Pages 693-702
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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    When the formation of formaldehyde takes place according to the homogeneous gas phase catalytic oxidation under atmospheric pressure, we found, the oxides of nitrogen exhibit the best catalytic effect among several gaseous catalysts and by comparing catalytic activities of nitric acid, nitrogen dioxide and nitrogen oxide, we could determined the optimum reaction condition for the oxidation of methane and proposed the mechanism of the catalytic action by the analyzing it from the standpoint of kinetics. Using the nitrogen oxide catalyst, the optimum conditions for the formaldehyde form-ation by the catalytic oxidation of methane are the reaction temperature of 600 °C, the Concentration of catalyst of 1-3% (mol), the concnteration of oxygen of 10% (mol), and the 600 °C, the concentration of contact time of 0.1-0.3 sec., where methane must be kept always excess to oxygen.Judging from the data on the rate of the oxidation reaction and the formaldehyde concentration in the reacted gas, the catalytic activities seem to decrease in the order of nitric acid, nitrogen dioxide and nitrogen oxide. On the formentioned condition and using nitric acid catalyst, we obtained 60-70%as oxygen conversion, 1.6-2.3%as formaldehyde concentration in the reacted gas mixture and 25-30%formaldehyde yield referred to the reacted methane.
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  • Principles and Results
    Tomijiro Murata
    1963 Volume 42 Issue 10 Pages 703-714
    Published: October 20, 1963
    Released on J-STAGE: October 21, 2011
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    The writer has tried an essay on the basis of his 6 reports bearing the same title as this.The contents of the essay are summed up as follow:
    1) He points out the usual defect of slipping from the cognition that the reactions of, coal are chemical reactions, and claims to be necessary, for the first step of correcting the above defect, to indicate the ultimate analytical values of coal not by weight % but by atomic ratios.
    2) He points out that every analytical value on coal is only statistically true, and claims to be necessary to treat the data on coals with special methods as stastics owing to the particularity of their actural distribution.
    3) He suggests that the new idea“coal series” is useful for the distinction of coal kinds.“Coal series”is the rough classification of coals by the location and the geological age of coal seams.
    4) He points out the usual defect of adopting the coal properties as the indexes for its classification, and claims, on the basis of (1), that a new classification has to be denoted with 2 indexes of [H] and [O].
    5) He explains with examples how the results of his studies can be used in coal chemical industries, i, e, carbonization, hydrogenation, gasification, etc.
    6) He gives his several views about coalification on the basis of his studies, in which he clears that each of peat formation, huminification and dynamochemical metamorphism is its own reactions, and then the kinds of gas held in coal seams affect the dynamoch-emical metamorphism of the coal with their pressure.
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  • 1963 Volume 42 Issue 10 Pages 715-716
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
    JOURNAL FREE ACCESS
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  • 1963 Volume 42 Issue 10 Pages 716-717
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
    JOURNAL FREE ACCESS
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  • 1963 Volume 42 Issue 10 Pages 717
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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  • 1963 Volume 42 Issue 10 Pages 717a-718
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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  • 1963 Volume 42 Issue 10 Pages 718
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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  • 1963 Volume 42 Issue 10 Pages 718a-719
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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  • 1963 Volume 42 Issue 10 Pages 719-724
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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  • 1963 Volume 42 Issue 10 Pages 724-728
    Published: October 20, 1963
    Released on J-STAGE: June 28, 2010
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