Inventor · disambiguated record
Carl Wilhelm Aften
Also filed as: AFTEN CARL · AFTEN CARL W · AFTEN CARL WILHELM
10 granted patents·6 pending applications·340 citations·filing 1991–2020
89Inventor score
Files withKEMIRA CHEMICALS INC5CHEMEOR INC3NALCO CHEMICAL CO3ANDERSSON CAROLINA HANNA MATILDA2RHODIA OPERATIONS2
Top patents by PatentIndex Score
16 records- 0197US5342530AClay stabilizerNALCO CHEMICAL CO·Filed 1992·Granted Aug 30, 1994·201 cites·43 claims
- 0285US5152906AClay stabilizing composition for oil and gas well treatmentNALCO CHEMICAL CO·Filed 1991·Granted Oct 6, 1992·48 cites·21 claims
- 0384US7906463B2Biocide for well stimulation and treatment fluidsKEMIRA CHEMICALS INC·Filed 2006·Granted Mar 15, 2011·30 cites·14 claims
- 0483US5099923AClay stabilizing method for oil and gas well treatmentNALCO CHEMICAL CO·Filed 1991·Granted Mar 31, 1992·48 cites·10 claims
- 0582US7786054B2Biocide for well stimulation and treatment fluidsKEMIRA CHEMICALS INC·Filed 2007·Granted Aug 31, 2010·10 cites·4 claims
- 0662US11060016B2Easily dispersible polymer powder for hydrocarbon extractionCHEMEOR INC·Filed 2019·Granted Jul 13, 2021·0 cites·12 claims
- 0762US8338341B2Process for the production of a granule of a coated oxidizing compound such granule and uses of the granuleEZZELARAB MONA·Filed 2008·Granted Dec 25, 2012·3 cites·24 claims
- 0855US10442985B2Easily dispersible polymer powder for hydrocarbon extractionCHEMEOR INC·Filed 2017·Granted Oct 15, 2019·0 cites·5 claims
- 0955US9150779B2Well treatment fluid compositions and methods of use that include a delayed release percarbonate formulationKEMIRA CHEMICALS INC·Filed 2013·Granted Oct 6, 2015·0 cites·8 claims
- 1049US8501670B2Well treatment fluid compositions and methods of use that include a delayed release percarbonate formulationANDERSSON CAROLINA HANNA MATILDA·Filed 2008·Granted Aug 6, 2013·0 cites·11 claims
- 1148US2010200239A1Friction reducing compositions for well treatment fluids and methods of useKEMIRA CHEMICALS INC·Filed 2009·Application pending·0 cites
- 1246US2010218950A1Biocide for well stimulation and treatment fluidsKEMIRA CHEMICALS INC·Filed 2010·Application pending·0 cites
- 1346US2020392271A1Associative polymer structures and methods of use thereofRHODIA OPERATIONS·Filed 2020·Application pending·0 cites
- 1442US2011278008A1Well treatment fluid compositions and methods of use that include a delayed release percarbonate formulationANDERSSON CAROLINA HANNA MATILDA·Filed 2011·Application pending·0 cites
- 1541US2020199443A1Polymeric systems for particle dispersionRHODIA OPERATIONS·Filed 2019·Application pending·0 cites
- 1633US2015203746A1Methods for using polymers in boron-laden fluidsCHEMEOR INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →