Method for treatment of waste lye

Application Number: 00108483
Application Date: 2000.06.09
Publication Number: 1275534
Publication Date: 2000.12.06
Priority Information:
International: C02F1/28
Applicant(s) Name: Lanzhou petrochemical Branch, China Petrochem & Natural Gas Co., Ltd.
Inventor(s) Name: Liu Guangli;Ding Xuehong;Niu Jinlong
Patent Agency Code: 62004
Patent Agent: zhang yin
Abstract A method for treating waste lye includes the following steps: mixing flyash with waste lye, if necessary, adding metal oxide in the above-mentioned mixture, heating to make them fully produce reaction so as to greatly reduce alkanility of waste lye and can convert the poisonous and harmful substances of sulfide, sodium carbonate and sodium hydroxide, and can raise effective silicon content in reaction product, and the reacted product can be used for preparing effective silicon-contained complex fertilizer.