Inventor · disambiguated record
Charles D. Blumenschein
Also filed as: BLUMENSCHEIN CHARLES · BLUMENSCHEIN CHARLES D
17 granted patents·3 pending applications·187 citations·filing 2000–2019
93Inventor score
Files withVEOLIA WATER SOLUTIONS & TECH8BANERJEE KASHI3KRUGER INC I2N A WATER SYSTEMS LLC1OLSEN DOUGLAS R1
Top patents by PatentIndex Score
20 records- 0194US6919031B2Method of treating water and wastewater with a ballasted flocculation process and a chemical precipitation processKRUGER INC I·Filed 2001·Granted Jul 19, 2005·69 cites·17 claims
- 0291US9085477B2Process for reducing the sulfate concentration in a wastewater streamBANERJEE KASHI·Filed 2011·Granted Jul 21, 2015·14 cites·18 claims
- 0391US7608190B1Process for removing barium from waterN A WATER SYSTEMS LLC·Filed 2008·Granted Oct 27, 2009·30 cites·33 claims
- 0490US8147695B2Method of removing phosphorus from wastewaterBANERJEE KASHI·Filed 2010·Granted Apr 3, 2012·10 cites·25 claims
- 0588US7828976B2Method of removing phosphorus from wastewaterKRUGER INC I·Filed 2007·Granted Nov 9, 2010·17 cites·21 claims
- 0685US8454831B2Biological and ballasetd flocculation treatment of wastewaterSAUVIGNET PHILLIPPE·Filed 2011·Granted Jun 4, 2013·13 cites·28 claims
- 0782US7351391B1System and method for converting the spent remnants of a first pickling acid solution into a usable second pickling acid solutionOLSEN DOUGLAS R·Filed 2005·Granted Apr 1, 2008·11 cites·13 claims
- 0877US10160683B2Wastewater treatment processes employing high rate chemical softening systemsVEOLIA WATER SOLUTIONS & TECH·Filed 2014·Granted Dec 25, 2018·2 cites·15 claims
- 0972US10773986B2System and process for treating produced and frac flowback watersVEOLIA WATER SOLUTIONS & TECH·Filed 2018·Granted Sep 15, 2020·3 cites·17 claims
- 1071US9169144B2High rate chemical softening processVEOLIA WATER SOLUTIONS & TECH·Filed 2013·Granted Oct 27, 2015·1 cites·10 claims
- 1171US7163629B2System and method for enhanced wastewater treatmentVIRGINIA TECH INTELL PROP·Filed 2004·Granted Jan 16, 2007·16 cites·30 claims
- 1264US9828262B2Method for removing calcium, barium, magnesium and strontium from frac flowbackVEOLIA WATER SOLUTIONS & TECH·Filed 2013·Granted Nov 28, 2017·1 cites·10 claims
- 1363US9278875B2Process for reducing the sulfate concentration in a wastewater stream by employing regenerated gibbsiteVEOLIA WATER SOLUTIONS & TECH·Filed 2013·Granted Mar 8, 2016·0 cites·19 claims
- 1460US10040709B2Process for reducing the sulfate concentration in a wastewater stream by employing regenerated gibbsiteVEOLIA WATER SOLUTIONS & TECH·Filed 2016·Granted Aug 7, 2018·0 cites·18 claims
- 1550US11834358B2Process for treating frac flowback and produced water including naturally occurring radioactive materialVEOLIA WATER SOLUTIONS & TECH·Filed 2019·Granted Dec 5, 2023·0 cites·8 claims
- 1648US9085469B2Process for reducing perchlorate in waterBANERJEE KASHI·Filed 2011·Granted Jul 21, 2015·0 cites·31 claims
- 1747US2009218281A1Water Treating Method and Arrangement Integrating a Fixed-Bacteria Biological Treatment and Flocculation-DecantationOTV SA·Filed 2006·Application pending·0 cites
- 1841US2002005210A1Regenerating spent pickling liquorFiled 2000·Application pending·0 cites
- 1940US10759685B2Water softening treatment using in-situ ballasted flocculation systemVEOLIA WATER SOLUTIONS & TECH·Filed 2016·Granted Sep 1, 2020·0 cites·20 claims
- 2038US2003026746A1Regenerating spent pickling liquorFiled 2002·Application pending·0 cites
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