公开(公告)号：US10065905B2

公开(公告)日：2018-09-04

申请号：US15799398

申请日：2017-10-31

Applicant: Dow Global Technologies LLC

Inventor： Matthew Pretz ,  Lin Luo ,  Susan Domke ,  Howard W. Clark ,  Richard A. Pierce ,  Andrzej M. Malek ,  Mark W. Stewart ,  Brien A. Stears ,  Albert E. Schweizer, Jr. ,  Guido Capone ,  Duncan P. Coffey ,  Isa K. Mbaraka

IPC: C07C5/333 ,  B01J23/96 ,  B01J38/02 ,  B01J38/12 ,  B01J38/14 ,  C07C5/32 ,  B01J23/62

Abstract: Increase propane dehydrogenation activity of a partially deactivated dehydrogenation catalyst by heating the partially deactivated catalyst to a temperature of at least 660° C., conditioning the heated catalyst in an oxygen-containing atmosphere and, optionally, stripping molecular oxygen from the conditioned catalyst.

公开(公告)号：US20180057422A1

公开(公告)日：2018-03-01

申请号：US15799398

申请日：2017-10-31

Applicant: Dow Global Technologies LLC

Inventor： Matthew Pretz ,  Lin Luo ,  Susan Domke ,  Howard W. Clark ,  Richard A. Pierce ,  Andrzej M. Malek ,  Mark W. Stewart ,  Brien A. Stears ,  Albert E. Schweizer, JR. ,  Guido Capone ,  Duncan P. Coffey ,  Isa K. Mbaraka

IPC: C07C5/333 ,  C07C11/08 ,  B01J23/62 ,  B01J23/96 ,  B01J38/02 ,  C07C11/06 ,  B01J38/14 ,  C07C11/10 ,  C07C5/32 ,  C07C11/04 ,  B01J38/12

CPC classification number: C07C5/3337 ,  B01J23/62 ,  B01J23/96 ,  B01J38/02 ,  B01J38/12 ,  B01J38/14 ,  B01J2523/00 ,  B01J2523/828 ,  C07C5/325 ,  C07C2521/12 ,  C07C2523/04 ,  C07C2523/08 ,  C07C2523/14 ,  C07C2523/42 ,  C07C2523/44 ,  C07C2523/46 ,  C07C2523/62 ,  C07C2527/224 ,  Y02P20/52 ,  Y02P20/584 ,  B01J2523/13 ,  B01J2523/31 ,  B01J2523/32 ,  B01J2523/41 ,  C07C11/04 ,  C07C11/06 ,  C07C11/08 ,  C07C11/10

Abstract: Increase propane dehydrogenation activity of a partially deactivated dehydrogenation catalyst by heating the partially deactivated catalyst to a temperature of at least 660° C., conditioning the heated catalyst in an oxygen-containing atmosphere and, optionally, stripping molecular oxygen from the conditioned catalyst.

公开(公告)号：US20170248364A1

公开(公告)日：2017-08-31

申请号：US15514272

申请日：2015-09-22

Applicant: Dow Global Technologies LLC

Inventor： Isa K. Mbaraka ,  William L. Jackson, JR. ,  Martin A. Cogswell ,  Mark Siddoway ,  Brien A. Stears

IPC: F25J3/02

Abstract: The disclosure provides a process for recovery of C2 and C3 components in an on-purpose propylene production system utilizing a packed rectifier with a countercurrent stream to strip C2 and C3 components from a combined de-ethanizer overhead lights vapor and cracked gas vapor stream.

公开(公告)号：US10808999B2

公开(公告)日：2020-10-20

申请号：US15514272

申请日：2015-09-22

Applicant: Dow Global Technologies LLC

Inventor： Isa K. Mbaraka ,  William L. Jackson, Jr. ,  Martin A. Cogswell ,  Mark Siddoway ,  Brien A. Stears

IPC: F25J3/02 ,  C07C7/00 ,  C07C7/09 ,  C07C7/04

Abstract: A process for recovery of C2 and C3 components in an on-purpose propylene production system includes utilizing a packed rectifier with a countercurrent stream to strip C2 and C3 components from a combined de-ethanizer overhead lights vapor and cracked gas vapor stream.

公开(公告)号：US09776170B2

公开(公告)日：2017-10-03

申请号：US15035315

申请日：2014-12-02

Applicant: Dow Global Technologies LLC

Inventor： Mark P. Kaminsky ,  Andrzej Malek ,  Lin Luo ,  Brien A. Stears ,  Isa K. Mbaraka ,  Devon C. Rosenfeld

IPC: B01J21/08 ,  B01J21/04 ,  B01J21/12 ,  B01J23/08 ,  B01J37/02 ,  C07C5/333

CPC classification number: B01J23/08 ,  B01J37/0201 ,  B01J37/0215 ,  B01J37/0236 ,  B01J37/0242 ,  C07C5/3332 ,  C07C2521/02 ,  C07C2521/04 ,  C07C2521/12 ,  C07C2523/08 ,  Y02P20/52 ,  C07C11/06

Abstract: A heterogeneous catalyst suitable for use in alkane dehydrogenation has an active layer that includes alumina and gallia. The active layer is dispersed on a support such as alumina or silica-modified alumina.

公开(公告)号：US20160288093A1

公开(公告)日：2016-10-06

申请号：US15035315

申请日：2014-12-02

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： Mark P. Kaminsky ,  Andrzej Malek ,  Lin Luo ,  Brien A. Stears ,  Isa K. Mbaraka ,  Devon C. Rosenfeld

IPC: B01J23/08 ,  B01J37/02

CPC classification number: B01J23/08 ,  B01J37/0201 ,  B01J37/0215 ,  B01J37/0236 ,  B01J37/0242 ,  C07C5/3332 ,  C07C2521/02 ,  C07C2521/04 ,  C07C2521/12 ,  C07C2523/08 ,  Y02P20/52 ,  C07C11/06

Abstract: A heterogeneous catalyst suitable for use in alkane dehydrogenation has an active layer that includes alumina and gallia. The active layer is dispersed on a support such as alumina or silica-modified alumina.

Abstract translation: 适用于烷烃脱氢的非均相催化剂具有包括氧化铝和胆碱的活性层。 活性层分散在载体如氧化铝或二氧化硅改性的氧化铝上。