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:
Apr. 21, 2009
Filed:
Jul. 27, 2004
Steven A. Blankenship, Radcliff, KY (US);
Jennifer A. Boyer, Jeffersonville, IN (US);
Gary R. Gildert, Houston, TX (US);
Steven A. Blankenship, Radcliff, KY (US);
Jennifer A. Boyer, Jeffersonville, IN (US);
Gary R. Gildert, Houston, TX (US);
Süd-Chemie Inc, Louisville, KY (US);
Abstract
A catalyst for selective hydrogenation of acetylenes and diolefins, particularly in a raw gas feed stream for front end selective hydrogenation. The catalyst contains a low surface area carrier with a surface area from about 2-20 m/g, wherein the pore volume of the pores of the carrier is greater than about 0.4 cc/g, wherein at least 90 percent of the pore volume of the pores is contained within pores having a pore diameter greater than about 500 Å and wherein from about 1 to about 2 percent of the total pore volume is contained in pores with a pore diameter from about 500 to about 1,000 Å, palladium, wherein the palladium comprises from about 0.01 to about 0.1 weight percent of the catalyst, and a Group IB metal, wherein the Group IB metal comprises from about 0.005 to about 0.06 weight percent of the catalyst.