Improvements in the Method of and Means for Softening and Purifying the Feed Water of Steam Generators.

摘要

19,413. Walker, C. Aug. 24. Incrustation, preventing. - Apparatus for mixing a chemical with the feed-water is shown in Fig. 4. The feed-pump is provided with an additional inlet connected by a pipe i with a tank h containing the chemical and fitted with a suction valve m controlled by an adjustable screw n. Reference has been directed by the Comptroller to Specifications 3728/75 and 20,087/96.