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:
Nov. 03, 1992
Filed:
Jun. 05, 1991
Applicant:
Inventors:
Frank H Khouw, The Hague, NL;
Marinus J Spiessens, The Hague, NL;
Martin J Nieskens, The Hague, NL;
Jouke J Woudstra, The Hague, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
422140 ; 261D / ; 261D / ; 2394273 ; 422145 ; 422214 ;
Abstract
A device for introducing a hydrocarbon into a riser reactor containing a tubular diluent gas conduit having an interior surface and exterior wall surface where the interior wall surface is for passing a diluent gas into the reactor and two or more tubular hydrocarbon supply conduits, longitudinally perforated, arranged within the tubular diluent gas conduit where the longitudinal perforations are adapted to pass the diluent gas from the tubular diluent gas conduit into the tubular hydrocarbon supply conduit.