MUMBAI, India, July 13 -- Intellectual Property India has published a patent application (202617072996 A) filed by Basf Mobile Emissions Catalysts LLC on June 12, 2026, for Particulate Filter.
Inventors include Chen, Chun Yu; Wu, Ye Hui; Gremminger, Andreas; Zhang, Jia Di Number; and Schmitz, Thomas.
The application for the patent was published on July 10, 2026, under issue no. 28/2026.
Abstract: The present invention relates to a particulate filter, which comprises -a substrate, comprising a plurality of porous walls extending longitudinally to form a plurality of parallel channels extend-ing from an inlet end to an outlet end, wherein a quantity of the channels are inlet channels that are open at the inlet end and closed at the outlet end, and a quantity of channels are outlet channels that are closed at the inlet end and open at the outlet end; and -a layer of inorganic particles loaded on surfaces of porous walls in the inlet channels and/or outlet channels, prefer-ably in at least the inlet channels, wherein the layer of inorganic particles comprises inorganic particles of plate-like crystals. The present invention also relates to method for preparing the particulate filter, an exhaust treatment system comprising the particulate filter and a method for treating an exhaust stream, particularly from an internal combustion engine.
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