Public list green / clean tech (4456)
:Envirogen Technologies provides long term solutions for the treatment of groundwater and wastewater, waste reduction, odor reduction and process improvement.
Company (Alive / Active)
Kingwood,
Texas, United States
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Title | Application Date | Patent Date | Status (Patent / Application) |
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Anoxic membrane filtration system and water treatment method | Nov 09, 2015 | Jan 09, 2018 | Patent |
Anoxic membrane filtration system and water treatment method | Mar 08, 2012 | Dec 15, 2015 | Patent |
Systems and methods for treatment of perchlorate contaminated water | Oct 12, 2009 | Dec 04, 2012 | Patent |
High efficiency ion exchange system for removing arsenic contaminants from water | Jun 14, 2010 | Oct 11, 2011 | Patent |
High efficiency ion exchange system for removing nitrate contaminants from water | Oct 31, 2007 | Jul 13, 2010 | Patent |