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  • [发明专利]US19790032162 _ 1979年04月23日
  • [发明专利]US19790032074 _ HUGHES AIRCRAFT COMPANY 1979年04月23日
    Hydrazine thruster 30 minimizes impulse bit degradation by making the hydrazine more reactive with the catalyst 66 by using higher temperature hydrazine and smaller catalyst grain, and also concentrates the injected hydrazine in smaller catalyst volum...
  • [发明专利]US19790101218 _ O'HARE, LOUIS R. 1979年12月07日
    In this solar steam driven water pump steam is periodically generated and then condensed within a cavity to produce first a period of pressure over a column of water and then a period of vacuum to thereby first expell water from the cavity through one...
  • 4.
    [发明专利]JP19790162419U _ 1979年11月22日
  • [发明专利]JP19790059439 _ DAIKIN IND LTD 1979年05月15日
    PURPOSE:To achieve constant horsepower or long lamp Pc control, nearly equal to the theoretical value and without causing any change in the characteristics of said control due to change in varying moment, by actuating a control mechanism for regulatin...
  • 6.
    [发明专利]JP19790121141U _ 1979年08月30日
  • [发明专利]GB19790014458 _ SUNDSTRAND CORP 1979年04月25日
  • [发明专利]FR19790026372 _ SURVENT LOUIS JEAN 1979年10月24日
    The machine has a closed cylinder fixed to the sea bed into which water is pumped on either side of a large piston which supports a large column rising to near the normal water surface level. Arms fixed to the column support each a long pivoted lever,...
  • [发明专利]WO1979US00277 _ SOLAR DYNAMICS LTD 1979年04月30日
    A solar energy system (10) including a collector (12) for collecting and concentrating solar radiation, a receiver (14) associated with the collector for converting the radiation concentrated by the collector into thermal energy, a thermal energy accu...
  • [发明专利]WO1979US00052 _ OCCIDENTAL PETROLEUM CORP 1979年02月02日
    Pour la recuperation d'energie a partir de saumures geothermiques et d'autres sources contenant de l'eau ou de l'eau chaude, la saumure ou l'eau chaude sous pression est introduite dans le haut d'une colonne d'echange de chaleur (20) ou elle echange d...
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