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公开(公告)号：WO2020008268A3
公开(公告)日：2020-01-09
申请号：PCT/IB2019/000868
申请日：2019-07-03
Applicant: TROJAN TECHNOLOGIES GROUP ULC
Inventor： SAFARZADEH-AMIRI, Ali , SCOTT, Zachary, Bryan , WALTON, John, Ray
Abstract: An embodiment provides A method for making a non-hazardous iron product for treating wastewater, including: adding sodium bisulfite to a solution comprising iron, creating an aqueous solution; adding an amount of sodium hydroxide to the aqueous solution to increase the pH of the aqueous solution to between 2 - 2.5; determining an amount of sodium bicarbonate and adding the identified amount of sodium bicarbonate to the aqueous solution, wherein the sodium bicarbonate adjusts the pH of the aqueous solution to a desired pH; and providing a buffer to the aqueous solution to generate a slurry. Other embodiments are described and claimed.
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公开(公告)号：WO2020008268A2
公开(公告)日：2020-01-09
申请号：PCT/IB2019/000868
申请日：2019-07-03
Applicant: TROJAN TECHNOLOGIES GROUP ULC
Inventor： SAFARZADEH-AMIRI, Ali , SCOTT, Zachary, Bryan , WALTON, John, Ray
IPC: C02F9/08
Abstract: An embodiment provides A method for making a non-hazardous iron product for treating wastewater, including: adding sodium bisulfite to a solution comprising iron, creating an aqueous solution; adding an amount of sodium hydroxide to the aqueous solution to increase the pH of the aqueous solution to between 2 - 2.5; determining an amount of sodium bicarbonate and adding the identified amount of sodium bicarbonate to the aqueous solution, wherein the sodium bicarbonate adjusts the pH of the aqueous solution to a desired pH; and providing a buffer to the aqueous solution to generate a slurry. Other embodiments are described and claimed.
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