Aiwen Wu

US Patent:

20120128505, May 24, 2012

Filed:

Oct 20, 2011

Appl. No.:

13/277684

Inventors:

Jennifer M. Braggin - Somerville MA, US
Shiho Inui - Tokyo, JP
Wailup Chow - Singapore, SG
Aiwen Wu - Malden MA, US

Assignee:

ENTEGRIS, INC. - Billerica MA

International Classification:

F04B 49/00
F04B 49/06

US Classification:

417 1, 417 53

Abstract:

The disclosure describes systems and methods relating generally to filtration. Even more particularly, embodiments described herein relate to optimizing operating routines of a pump based on filter. Embodiments of priming routines described herein can perform a back pressure step to pressurize the filter from downstream and a back flush step to flush the filter from downstream.

US Patent:

20090045140, Feb 19, 2009

Filed:

Apr 25, 2006

Appl. No.:

11/919110

Inventors:

Joseph Zahka - Andover MA, US
Aiwen Wu - Malden MA, US

International Classification:

B01D 19/00
B01F 3/04

US Classification:

210718, 96204, 95260

Abstract:

Versions of the invention include methods for reducing microbubbles in liquids treated by heat or mass exchange devices. The exchange devices may be conditioned by having gases in crevices and surfaces displaced by a liquid. The methods can be used to prepare liquids with reduced numbers of microbubbles.

US Patent:

20140283684, Sep 25, 2014

Filed:

Jun 3, 2014

Appl. No.:

14/294980

Inventors:

- Billerica MA, US
Aiwen Wu - Malden MA, US

Assignee:

Entegris, Inc. - Billerica MA

International Classification:

B01D 19/00

US Classification:

95 46, 96 6

Abstract:

Versions of the invention include methods for reducing microbubbles in liquids treated by heat or mass exchange devices. The exchange devices may be conditioned by having gases in crevices and surfaces displaced by a liquid. The methods can be used to prepare liquids with reduced numbers of microbubbles.