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Attorney: Birch, Stewart, Kolasch & Hirch


Number of patents: 1
Last date: December 02, 1980

NumberTitleIssue Date
4236974Process and apparatus for purifying waste waters
A process and apparatus for purifying waste water which comprises introducing said waste water into a separation zone, removing a portion of the impurities recovered from said separation zone, and concentrating said impurities by their introduction into a...
12/02/1980
 
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