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.:

US 7935247 B1

PDF
Full Text
Expired
Date of Patent:
May. 03, 2011

Filed:

Sep. 16, 2008
Applicants:

Joseph L. Stark, Richmond, TX (US);

Thomas J. Falkler, Missouri City, TX (US);

Inventors:

Joseph L. Stark, Richmond, TX (US);

Thomas J. Falkler, Missouri City, TX (US);

Assignee:

Baker Hughes Incorporated, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

Metal additives to hydrocarbon feed streams give improved hydrocarbon liquid yield during thermal cracking thereof. Suitable additives include metal over-bases and metal dispersions and the metals suitable include, but are not necessarily limited to, magnesium, calcium, aluminum, zinc, silicon, barium, cerium, and strontium overbases and dispersions. Particularly useful metals include magnesium alone or magnesium together with calcium, barium, strontium, boron, zinc, silicon, cerium, titanium, zirconium, chromium, molybdenum, tungsten, and/or platinum. In one non-limiting embodiment, no added hydrogen is employed. Coker feedstocks are a particular hydrocarbon feed stream to which the method can be advantageously applied, but the technique may be used on any hydrocarbon feed that is thermally cracked.


Find Patent Forward Citations

Stark, Joseph. (2011). Method for improving liquid yield during thermal cracking of hydrocarbons (U.S. Patent No. 7935247). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7935247

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