Inventor · disambiguated record
Holger Allardt
Also filed as: ALLARDT HOLGER
7 granted patents·2 pending applications·10 citations·filing 2004–2014
74Inventor score
Top patents by PatentIndex Score
9 records- 0181US9630866B2Process for workup of NOx-containing offgases from wastewater streams of nitration plantsFRITZ RUEDIGER·Filed 2010·Granted Apr 25, 2017·7 cites·17 claims
- 0266US8637712B2Prevention of precipitation from nitrated aromatic crude productsALLARDT HOLGER·Filed 2012·Granted Jan 28, 2014·2 cites·9 claims
- 0356US7928270B2Process for distillatively removing dinitrotoluene from process wastewater from the preparation of dinitrotoluene by nitrating of toluene with nitrating acidBASF AG·Filed 2007·Granted Apr 19, 2011·1 cites·16 claims
- 0445US9688606B2Process for acidic scrubbing of dinitrotoluene in the presence of hydrocyanic acidBASF SE·Filed 2014·Granted Jun 27, 2017·0 cites·15 claims
- 0544US9249083B2Process for scrubbing dinitrotolueneBASF SE·Filed 2013·Granted Feb 2, 2016·0 cites·14 claims
- 0640US2011284391A1Process and apparatus for separating nitroaromatics from wastewaterFRITZ RUEDIGER·Filed 2011·Application pending·0 cites
- 0738US7449610B2Method for extracting nitrocresols from waste water produced in the manufacture of mononitrotoluene and use of said extractBASF SE·Filed 2004·Granted Nov 11, 2008·0 cites·18 claims
- 0838US2012248038A1Acid toluene extraction of dnt wastewatersFRITZ RUEDIGER·Filed 2010·Application pending·0 cites
- 0933US8529771B2Acidic sludge adsorption of DNT wastewatersFRITZ RUEDIGER·Filed 2010·Granted Sep 10, 2013·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →