The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 10, 2014
Filed:
Jun. 08, 2009
Changmin Chun, BelleMead, NJ (US);
Mark a Greaney, Upper Black Eddy, PA (US);
Ian a Cody, Adelaide, AU;
F. Pierce Hubbard, Jr., Fairfax, VA (US);
David Samuel Deutsch, Flemington, NJ (US);
ChangMin Chun, BelleMead, NJ (US);
Narasimha-Rao Venkata Bangaru, Pittstown, NJ (US);
Mark A Greaney, Upper Black Eddy, PA (US);
Ian A Cody, Adelaide, AU;
F. Pierce Hubbard, Jr., Fairfax, VA (US);
David Samuel Deutsch, Flemington, NJ (US);
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
A fired heater tube that is resistant to corrosion and fouling is disclosed. The fired heater tube comprises an advantageous high performance coated material composition resistant to corrosion and fouling comprises: (PQR), wherein P is an oxide layer at the surface of (PQR), Q is a coating metal layer interposed between P and R, and R is a base metal layer, wherein P is substantially comprised of alumina, chromia, silica, mullite, spinels, and mixtures thereof, Q comprises Cr, and at least one element selected from the group consisting of Ni, Al, Si, Mn, Fe, Co, B, C, N, P, Ga, Ge, As, In, Sn, Sb, Pb, Sc, La, Y, Ce, Ti, Zr, Hf, V, Nb, Ta, Mo, W, Re, Ru, Rh, Ir, Pd, Pt, Cu, Ag, Au and mixtures thereof, and R is selected from the group consisting of low chromium steels, ferritic stainless steels, austenetic stainless steels, duplex stainless steels, Inconel alloys, Incoloy alloys, Fe—Ni based alloys, Ni-based alloys and Co-based alloys.