For Further Information Please Contact

Head, Leather Process Area
CLRI, Adyar, Chennai 600 020.
Telefax.: 91 44 24915730
email : saravananclri@gmail.com 
           psaravanan@clri.res.in  

Patents

  1. An improved process for unhairing of hides and skins, No.380 Del 2000, 31.03.2000.

  2. A novel method for aqueous finishing of water proof leathers, No.221 Del 2001, Dt.27.02.2001.

  3. A novel process for preparation of dyed leather in more than one tone, No.363 Del 2001, Dt.27.03.2001.

  4. DERMAPRO-an expert system for project preparation and planning for leather manufacturing, No.SW-609 2002, Dt. 28.02.2002.

  5. An improved process for making chrome tanned leathers, No.177 Del 2002, Dt, 28.02.2002. (US/PCT Dt 28.02.2003)

  6. A process for preparation of leather like sheet and the sheet prepared thereby, No.752 Del 2002, Dt.16.07.2002.

  7. A process for Leather making using saline water, No.1000 Del 2003, Dt.14.08.2003 (US Dt 26.03.2004) (PCT Dt. 31.03.2004)

  8. An improved process for the preparation of wax emulsion for industrial applications, No.199 Del 2004, Dt.12.02.2004.

  9. An improved oxidative process for making Chamois Leather, No.312 Del 2004, Dt. 27.02.2004.

  10. A novel oxidative process for the unhairing of hides / skins, No.315 Del 2004, Dt.27.02.2004.

  11. An improved process for the preparation of a Tanning Agent, No.319 Del 2004, Dt.27.02.2004.

  12. A process for the preparation of a tanning cum dyeing agent Inventors : Patent Application No 324 Del 2004

  13. A process for the preparation of acrylate -amino acid nanoparticle copolymer dispersion for industrial applications. Inventors : Indian Patent Application No388Del2006

  14. An improved process for the recovery of common salt from salt cured raw hides/skins for reduction of total dissolved solids in the effluents Inventors : Indian Patent Application No 20041202

  15. An improved process for making iron tanned leather. Inventors : Indian Patent Application No 643Del2006

  16. A process for making iron tanned leather using natural polysaccharide Inventors Indian Patent Application No 645Del2006

  17. A novel solid separator Inventors :Indian Patent Application No 788Del2006

  18. A novel protease for industrial applications Inventors : Indian Patent Application No 2471Del2006 102007013950.2 (German Patent) 11/931,537 (US Patent)

  19. An Improved process for the preparation of Jatropha oil acrylic co – polymer for tanning applications, No.663 Del 2006, Dt. 10.03.2006.

  20. An improved process for producing leathers in more than one tone , 1764 DEL 2006 – Filed on 02.08.2006.

  21. Bioactive keratin-silica matrix and a process for the production thereof’ Inventors Indian Patent Application No 1241DEL2008

  22. “An improved process for making chamois leathers”, 205DEL 2008 – Filed on 25.01.2008.

  23. A novel alkaline protease and a process for the preparation thereof Inventors :  Indian Patent Application No 2375Del2007

For Further Information Please Contact

Head, Leather Process Area
CLRI, Adyar, Chennai 600 020.
Telefax.: 91 44 24915730
email : saravananclri@gmail.com 
           psaravanan@clri.res.in