Assertion: phosphate's concentration | /r/HasProperty | reduced
Facets:
value: by withdrawing fractions
type: MANNER
Source sentences:
text: The present invention provides a method of controlling a pH/phosphate program in a boiler water system wherein steam is generated from the water within the boiler, feedwater of high purity is fed to the boiler to replenish the water which leaves the boiler as steam and blowdown, and the concentration of impurities in the boiler water is reduced by withdrawing fractions thereof as blowdown.
text: the boiler water contains impurities and the concentration of the impurities in the boiler water is reduced by discharging fractions of the boiler water as blowdown,