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Method for recovering ash from waste incineration
专利权人:
ECOPHOS S.A.
发明人:
Takhim Mohamed
申请号:
US201415104444
公开号:
US9963759(B2)
申请日:
2014.12.19
申请国别(地区):
美国
年份:
2018
代理人:
Norris McLaughlin & Marcus P.A.
摘要:
Methods treat ash from waste incineration, wherein the methods at least comprise: a) the digestion of the ash by a leaching liquor containing phosphate ions in solution such as to form a first solid phase comprising impurities and a first liquid phase comprising phosphate ions; and b) the separation of said first liquid phase comprising phosphate ions from said first solid phase. Step a) is carried out for a duration of less than one hour or at a temperature of more than 40° C.
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