US Patent 7468137 Wastewater treatment process
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Patent abstract
A wastewater treatment process for treating wastewater comprising a water-based dispersion containing a surfactant, a colorant and silica, as well as other solid matter, wherein the wastewater is treated using a polysilicato-iron coagulant.
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US Patent 07468137 Wastewater treatment process US Patent 7468137 Wastewater treatment process
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Patent Number
0746813700
Patent Number
746813700
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Patent Jurisdiction
Patent Number
074681370
Date of Patent
December 23, 2008
0Patent Application Number
112672770
Date Filed
November 7, 2005
0Official Website
Patent Primary Examiner
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Infobox
Is a
Patent Jurisdiction
Patent Number
074681370
Date of Patent
December 23, 2008
0Patent Application Number
112672770
Date Filed
November 7, 2005
0Official Website
Patent Primary Examiner
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US Patent 07468137 Wastewater treatment process
Infobox
Is a
Patent jurisdiction
Patent number
07468137
Date of patent
December 23, 2008
Patent application number
11267277
Date Filed
November 7, 2005
Patent primary examiner
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