A new electrical precipitation treater

This article gives the description and theory of a new electrical precipitation treater, with results of experimental work in laboratories. The paper contains: 1. General Description of the New Precipitation Treater; with Glass-Covered Electrodes. 2. Experiments at the Electrotechnical Laboratory, Tokyo, Japan. 3. Experiments at the Copper Refining Factory at Nikko. 4. Field of Practical Application of the New Precipitation Treaters. 5. Theory of the New Treater. A. Potential Gradient in the Treater, Statically Solved. B. Observed Potential Gradient in the Treater. C. Passage of Current through the Glass. a. Variation of Resistivity of Glass with Temperature. b. Variation of Resistivity of Glass with Potential Gradient. c. Free Charges on the Glass Surface. d. Numerical Calculation on the Treater used in Oscillographic Study. e. Conclusions.