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 8568518 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 29, 2013

Filed:

Mar. 03, 2011
Applicants:

Benedictus Clemens Bonekamp, LE Petten, NL;

Hendrik Jan Marsman, LE Petten, NL;

Johannis Pieter Overbeek, LE Petten, NL;

Paul Jason Williams, Richmond, TX (US);

Inventors:

Benedictus Clemens Bonekamp, LE Petten, NL;

Hendrik Jan Marsman, LE Petten, NL;

Johannis Pieter Overbeek, LE Petten, NL;

Paul Jason Williams, Richmond, TX (US);

Assignee:

Shell Oil Company, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of making a crystalline silicoaluminophosphate-34 (SAPO-34) membrane. The method comprises the steps of providing a porous support having a pore size distribution such that a small proportion of its pores are larger than 10 microns, seeding the porous support with SAPO-34 seed crystals by capillary suspension infiltration to give a seeded support, and growing a SAPO-34 membrane layer on the surface of the seeded support.


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