. Journal of electricity, power, and gas . .?^ij- g ^-rc- i the other containers, and communicating with a commonsteam space, and a plurality of independent electrical heat-ing elements distributed in the several water containers,whereby the water in each container may be heated inde-pendently of that in the other containers. 943,661. Production of Oxids of Nitrogen from the I. du Pont, Wilmington, Delaware, assignor toShe E. I. du Pont de Nemours Powder Company, Wilmington,Del. An apparatus for producing oxids of nitrogen from theair, comprising in combination a cooling surface, w
. Journal of electricity, power, and gas . .?^ij- g ^-rc- i the other containers, and communicating with a commonsteam space, and a plurality of independent electrical heat-ing elements distributed in the several water containers,whereby the water in each container may be heated inde-pendently of that in the other containers. 943,661. Production of Oxids of Nitrogen from the I. du Pont, Wilmington, Delaware, assignor toShe E. I. du Pont de Nemours Powder Company, Wilmington,Del. An apparatus for producing oxids of nitrogen from theair, comprising in combination a cooling surface, which is a. non-conductor of electricity, in contact with which the airto be acted on is adapted to pass, electrodes between whichan arc longitudinally with respect to said surface is adaptedto be produced, and a plurality of oppositely placed rotarymagnetic fields extending longitudinally between the elec-trodes. members adapted to be connected respectively to the branchesof the circuit, a magnetizable member subject to the differen-tial influence of the magnetizing members, said magnetizablemember being movable automatically relatively to the mag-netizing members, means for varying the relative position of
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Keywords: ., bookcentury1800, bookdecade1890, bookidjo, booksubjectelectricity
