2016-10-182016-10-182016-08-02Majumder, Mainak, Gao, Wei, Ajayan, Pulickel Madhavapanicker, Narayanan, Tharangattu and Pradhan, Bhabendra K., "Graphite oxide coated particulate material and method of making thereof." Patent US9403115B2. issued 2016-08-02. Retrieved from <a href="https://hdl.handle.net/1911/91955">https://hdl.handle.net/1911/91955</a>.https://hdl.handle.net/1911/91955A process for conversion of conventional sand granules (or other particulates) to a ‘core-shell’ adsorbent granules in which GO (or GO-f) coating imparts nano structural features on the surface of the sand granules (or other particulates). Such materials are useful in a variety of engineering applications such as water purification, catalysis, capacitors, proppants, casting, and magnetic shielding.27engUtility patentUS9403115B2