Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Walter George Van Der Hoven0
Esta Van Heerden0
Julio Hernandez Castillo0
Rohan Posthumus0
Alba Gomez0
Date of Patent
April 2, 2019
Patent Application Number
15508757
Date Filed
September 4, 2015
Patent Primary Examiner
Patent abstract
The present invention relates to a treatment system having a barium carbonate (BaCO3) dispersed alkaline substrate (BDAS) for use in the remediation or at least partial remediation of mine drainage (MD) and/or environmental media contaminated with a source of MD. The invention utilizes chemical, biological and combined treatment systems remove high concentrations of sulfates, hardness, heavy metals and N-compounds, that may exist in the MD as well as high concentrations of alkalinity produced during the remediation process. The invention further extends to a process for treating MD and/or environmental media contaminated with MD and to an apparatus for use in this process.
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