Inventor · disambiguated record
Nawel Souad Khelfallah
Also filed as: KHELFALLAH NAWEL · KHELFALLAH NAWEL SOUAD
7 granted patents·13 pending applications·0 citations·filing 2010–2024
67Inventor score
Top patents by PatentIndex Score
20 records- 0177US2024209513A1Pre-treating aluminum surfaces with zirconium- and molybdenum-containing compositionsCHEMETALL GMBH·Filed 2024·Application pending·0 cites
- 0261US2025215237A1Aqueous compositions containing encapsulated corrosion inhibitors and method making use thereofCHEMETALL GMBH·Filed 2023·Application pending·0 cites
- 0359US2018237919A1Pre-treating aluminum surfaces with zirconium-and molybdenum-containing compositionsCHEMETALL GMBH·Filed 2016·Application pending·0 cites
- 0458US12043758B2Method for treating metallic surfaces with an acidic aqueous composition to improve corrosion resistanceCHEMETALL GMBH·Filed 2019·Granted Jul 23, 2024·0 cites·16 claims
- 0557US12312693B2Method for treating surfaces of aluminum containing substratesRHODIA OPERATIONS·Filed 2019·Granted May 27, 2025·0 cites·16 claims
- 0656US11958989B2Method for treating surfaces of aluminum containing substratesRHODIA OPERATIONS·Filed 2019·Granted Apr 16, 2024·0 cites·11 claims
- 0755US2025230323A1Encapsulated corrosion inhibitorsCHEMETALL GMBH·Filed 2023·Application pending·0 cites
- 0855US2023366097A1Zr, mo and acid-functional polymer containing aqueous compositions for treatment of metallic surfacesCHEMETALL GMBH·Filed 2021·Application pending·0 cites
- 0955US2024011162A1Treatment of metallic surfaces by copolymer containing acidic aqueous compositionsCHEMETALL GMBH·Filed 2021·Application pending·0 cites
- 1054US11261531B2Method for pretreating aluminum materials, particularly aluminum wheelsCHEMETALL GMBH·Filed 2018·Granted Mar 1, 2022·0 cites·26 claims
- 1153US12049571B2Method for treating metallic surfaces with an acidic aqueous composition and a post rinsing composition to improve corrosion resistanceSPECIALTY OPERATIONS FRANCE·Filed 2019·Granted Jul 30, 2024·0 cites·16 claims
- 1253US2023399753A1Treatment of metallic surfaces by oh-functional copolymer containing acidic aqueous compositionsCHEMETALL GMBH·Filed 2021·Application pending·0 cites
- 1349US2021348277A1Method for ni-free phosphatizing of metal surfaces and composition for use in such a methodRHODIA OPERATIONS·Filed 2019·Application pending·0 cites
- 1449US2021340676A1Method for ni-free phosphatizing of metal surfaces and composition for use in such a methodCHEMETALL GMBH·Filed 2019·Application pending·0 cites
- 1544US11346002B2Composition for coating of metallic surfaces with good adhesion, in particular aluminum materialsCHEMETALL GMBH·Filed 2015·Granted May 31, 2022·0 cites·20 claims
- 1643US2023175142A1Phosphonate-Free, Aqueous Pickling Compositions and Their UseCHEMETALL GMBH·Filed 2021·Application pending·0 cites
- 1743US2023220560A1Aqueous Pickling Compositions and Their UseCHEMETALL GMBH·Filed 2021·Application pending·0 cites
- 1843US2019300722A1Binders stabilized in an aqueous phaseCHEMETALL GMBH·Filed 2017·Application pending·0 cites
- 1938US11389823B2Process for coating metallic surfaces of substrates and articles coated by this processCHEMETALL GMBH·Filed 2015·Granted Jul 19, 2022·0 cites·17 claims
- 2025US2013017944A1Solid catalytic compositions based on mesoporous organic materialsUNIV STRASBOURG·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →