Owner ExxonMobil Research and Engineering Company

Inventors Ramanarayanan, Trikur A.; Chun, ChangMin; Uppal, Ashok

Agent Watermark

Pub. Number AU-B-2002322602

PCT Number PCT/US02/23393

PCT Pub. Number WO2003/015944

Priority 09/931,715 17.08.01 US

Filing date 23 July 2002

Wipo publication date 3 March 2003

Acceptance publication date 15 February 2007

C23C 8/18 (2006.01) Solid state diffusion into metallic material surfaces

B08B 9/02 (2006.01) Cleaning hollow articles by methods or apparatus specially adapted thereto - Cleaning pipes or tubes or systems of pipes or tubes

B08B 9/04 (2006.01) Cleaning hollow articles by methods or apparatus specially adapted thereto

C22C 19/00 (2006.01) Alloys based on nickel or cobalt

C22C 38/00 (2006.01) Ferrous alloys, e.g. steel alloys

C22C 38/18 (2006.01) Ferrous alloys, e.g. steel alloys - containing chromium

C23C 8/16 (2006.01) Solid state diffusion into metallic material surfaces

F23J 3/02 (2006.01) Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers

F28G 13/00 (2006.01) Appliances or processes not covered by groups

F27D 23/02 (2006.01)