Patents Assigned to DESICCANT ROTORS INTERNATIONAL PVT. LTD.
  • Honeycomb matrix comprising macroporous desiccant, process and use thereof
    Patent number: 11612857
    Abstract: Macroporous desiccant based honeycomb matrix containing the macroporous desiccant synthesized “in-situ”, the desiccant having a differential water adsorption. Process for the “in-situ” preparation of the macroporous desiccant based honeycomb matrix including the steps of soaking honeycomb substrate impregnated with water glass, in aqueous metal salt(s) solution or acid solution, or combination thereof, until such time that the hydrogel honeycomb matrix is obtained and thermally activating the hydrogel honeycomb matrix to produce macroporous desiccant based honeycomb matrix.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: March 28, 2023
    Assignee: Desiccant Rotors International Pvt. Ltd.
    Inventors: Deepak Pahwa, Anil Kumar Choudhary
  • HONEY COMB MATRIX COMPRISING MACRO POROUS DESICCANT, PROCESS AND USE THEREOF
    Publication number: 20120201730
    Abstract: Macroporous desiccant based honeycomb matrix comprising the macroporous desiccant synthesized “in-situ”, said desiccant having a differential water adsorption. Process for the “in-situ” preparation of the macroporous desiccant based honeycomb matrix comprising the steps of soaking honeycomb substrate impregnated with water glass, in aqueous metal salt(s) solution or acid solution, or combination thereof, till such time the hydrogel honeycomb matrix is obtained and thermally activating said hydrogel honeycomb matrix to produce macroporous desiccant based honeycomb matrix.
    Type: Application
    Filed: October 12, 2010
    Publication date: August 9, 2012
    Applicant: DESICCANT ROTORS INTERNATIONAL PVT. LTD.
    Inventors: Deepak Pahwa, Anil Kumar Choudhary