1
Wenyih Frank Lai, Harry William Deckman, James Alexander McHenry, Johannes Petrus Verduijn: Supported zeolite membranes with controlled crystal width and preferred orientation grown on a growth enhancing layer. Exxon Research and Engineering Company, Estelle C Bakun, February 16, 1999: US05871650 (48 worldwide citation)

The present invention is directed toward a new zeolite membrane which exhibits a columnar cross-sectional morphology and preferred crystallographic orientation comprising a porous substrate having coated thereon a mesoporous growth enhancing layer and a layer of columnar zeolite crystals on said mes ...


2
Harry William Deckman, Edward William Corcoran Jr, James Alexander McHenry, Wenyih Frank Lai, Lothar Ruediger Czarnetzki, William Edward Wales: Zeolite membrane with a selectivity enhancing coating. Exxon Research & Engineering Company, Estelle C Bakun, Joseph J Dvorak, February 10, 1998: US05716527 (33 worldwide citation)

Membranes useful in separating moleculres or catalytic conversions comprise a substrate, a zeolite or zeolite-like layer, a selectivity enhancing coating in contact with the zeolite layer and optionally a permeable intermediate layer in contact with the substrate the zeolite layer being in contact e ...


3
Harry William Deckman, Allan Joseph Jacobson, James Alexander McHenry, Klaas Keizer, Zeger Alexander Eduard Pieter Vroon, Lothar Ruediger Czarnetzki, Frank Wenyih Lai, Antonie Jan Bons, Anthonie Jan Burggraaf, Jannetje Maatje van den Berge legal representative, Edward William Corcoran Jr, Wilfred Jozef Mortier: Molecular sieve layers and processes for their manufacture. ExxonMobil Research and Engineering Company, Gerard J Hughes, Bruce M Bordelon, May 23, 2006: US07049259 (19 worldwide citation)

Layers comprising a molecular sieve layer on a porous or non-porous support, having uniform properties and allowing high flux are prepared from colloidal solutions of zeolite or other molecular sieve precursors (particle size less than 100 nm), by deposition, e.g., by spin or dip-coating, or by in s ...


4
Harry W Deckman, Ronald Richard Chance, John Di Yi Ou, James Alexander McHenry, Juan José Reinoso: Process for producing para-xylene. ExxonMobil Chemical Patents, April 12, 2005: US06878855 (16 worldwide citation)

A process and a system for increasing para-xylene production from a C8 aromatic feedstream by coupling at least one xylene isomerization reactor with at least one pressure swing adsorption unit or temperature swing absorption unit to produce a product having a super-equilibrium para-xylene concentra ...


5
James Alexander McHenry, Harry William Deckman, Edward William Corcoran Jr, Wenyih Frank Lai, Horst Witzke: Membrane reparation and poer size reduction using interfacial ozone assisted chemical vapor deposition. Exxon Research & Engineering Company, Estelle C Bakun, Jay Simon, September 30, 1997: US05672388 (12 worldwide citation)

The instant invention is directed toward a process for enhancing the permselective properties, selectively sealing defects and pinholes, controllably altering the pore size and stabilizing the permselective properties of articles having apperatures therein comprising the steps of: simultaneously con ...


6
Harry W Deckman, Ronald Richard Chance, James Alexander McHenry, John Di Yi Ou, Juan José Reinoso: Process for producing para-xylene. ExxonMobil Chemical Patents, Michael Kerns, Xiaobing Feng, September 18, 2007: US07270792 (8 worldwide citation)

A process and a system for increasing para-xylene production from a C8 aromatic feedstream by coupling at least one xylene isomerization reactor with at least one pressure swing adsorption unit or temperature swing absorption unit to produce a product having a super-equilibrium para-xylene concentra ...


7
Harry William Deckman, Edward William Corcoran Jr, Lothar R Czarnetzki, James Alexander McHenry: Separation process using zeolite membrane. Exxon Research and Engineering Company, Paul E Purwin, August 24, 1999: US05942119 (5 worldwide citation)

The present invention is an improvement in a separation process. When molecular sieve membranes are used in a separation process transport flux decays over time. It has been discovered that the presence of hydrogen in the feed stream, permeate stream, or feed stream when present, either alone or in ...


8
Harry William Deckman, Allan Joseph Jacobson, James Alexander Mchenry: Molecular sieve layers and processes for their manufacture. Exxon Chemical Patents, XU RUXUN, June 12, 1996: CN94192227

Layers comprising a layer on a porous or non-porous support, having uniform properties and allowing high flux are prepared from colloidal solutions of zeolite or other molecular sieve precursors (particle size less than 100 nm), by deposition, e.g., by spin or dipcoating, or by in situ crystallizati ...


9
Harry William Deckman, Allan Joseph Jacobson, James Alexander Mchenry: Molecular sieve layers and processes for their manufacture. Exxon Chemical Patents, long chuangong, September 2, 1998: CN97120061

Layers comprising a molecular sieve layer on a porous or non-porous support, having uniform properties and allowing high flux are prepared from colloidal solutions of zeolite or other molecular sieve precursors (particle size less than 100 nm), by deposition, e.g., by spin or dipcoating, or by in si ...


10
Harry William Deckman, Ronald Richard Chance, Don M Cox, Wim Guy De Gijnst, James Alexander McHenry, Juan Jose Reinoso: Characterization of membranes. ExxonMobil Chemical Company, January 9, 2003: US20030005750-A1

Methods are described for the characterization of microporous membranes such as crystalline molecular sieve membranes. The methods are based on the exposure of a membrane to a non-condensable inert gas e.g. helium, which may be transported through selective and non-selective pathways within the memb ...



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