BRPI0918231A2 - sistema e metodo para esvaziamento de reator de polimerizacao - Google Patents

sistema e metodo para esvaziamento de reator de polimerizacao

Info

Publication number
BRPI0918231A2
BRPI0918231A2 BRPI0918231A BRPI0918231A BRPI0918231A2 BR PI0918231 A2 BRPI0918231 A2 BR PI0918231A2 BR PI0918231 A BRPI0918231 A BR PI0918231A BR PI0918231 A BRPI0918231 A BR PI0918231A BR PI0918231 A2 BRPI0918231 A2 BR PI0918231A2
Authority
BR
Brazil
Prior art keywords
polymerization reactor
emptying system
reactor emptying
polymerization
reactor
Prior art date
Application number
BRPI0918231A
Other languages
English (en)
Inventor
David H Burns
Donald W Verser
James E Hein
John D Hottovy
John H Tait
Original Assignee
Chevron Philips Chemical Company Lp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chevron Philips Chemical Company Lp filed Critical Chevron Philips Chemical Company Lp
Publication of BRPI0918231A2 publication Critical patent/BRPI0918231A2/pt
Publication of BRPI0918231B1 publication Critical patent/BRPI0918231B1/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/008—Feed or outlet control devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1812—Tubular reactors
    • B01J19/1837—Loop-type reactors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
    • B01J2204/005—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the outlet side being of particular interest
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094—Jackets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
BRPI0918231-4A 2008-09-04 2009-08-28 Método para operar um processo de produção de poliolefina BRPI0918231B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/204,566 2008-09-04
US12/204,566 US7999044B2 (en) 2008-09-04 2008-09-04 System and method for deinventory of polymerization reactor
PCT/US2009/055324 WO2010027912A1 (en) 2008-09-04 2009-08-28 System and method for deinventory of polymerization reactor

Publications (2)

Publication Number Publication Date
BRPI0918231A2 true BRPI0918231A2 (pt) 2015-12-15
BRPI0918231B1 BRPI0918231B1 (pt) 2019-04-09

Family

ID=41198586

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0918231-4A BRPI0918231B1 (pt) 2008-09-04 2009-08-28 Método para operar um processo de produção de poliolefina

Country Status (8)

Country Link
US (1) US7999044B2 (pt)
EP (1) EP2331252B1 (pt)
CN (1) CN102137714B (pt)
BR (1) BRPI0918231B1 (pt)
CA (1) CA2735150C (pt)
ES (1) ES2654915T3 (pt)
MX (1) MX2011002451A (pt)
WO (1) WO2010027912A1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009023406A1 (de) 2009-05-29 2010-12-02 Krones Ag Blasmaschine mit CIP-Reinigungssystem zur Herstellung von Kunststoff-Flaschen, insbesondere PET-Flaschen
US8344078B2 (en) * 2010-05-21 2013-01-01 Chevron Phillips Chemical Company Lp Continuous take off technique and pressure control of polymerization reactors
US8703063B2 (en) 2010-06-21 2014-04-22 Chevron Phillips Chemical Company Lp System and method for closed relief of a polyolefin loop reactor system
US9163564B2 (en) 2010-06-21 2015-10-20 Chevron Phillips Chemical Company Lp Method and system for energy generation in a chemical plant by utilizing flare gas
EP2468393A1 (en) 2010-12-27 2012-06-27 Total Raffinage Marketing Purge/sampling system for a vessel, the corresponding vessel and cleaning method using said purge/sampling system
US8846829B2 (en) 2011-05-04 2014-09-30 Chevron Phillips Chemical Company Lp Catalyst feed control during catalyst transition periods
US8597582B2 (en) 2011-06-30 2013-12-03 Chevron Phillips Chemical Company Lp Flashline heater system and method
US10646845B2 (en) * 2013-07-03 2020-05-12 Chevron Phillips Chemical Company Lp Cooling between multiple polyolefin polymerization reactors
US9295964B2 (en) 2013-09-19 2016-03-29 Chevron Phillips Chemical Company, Lp Pressure relief for multiple polyolefin polymerization reactors
RU2682328C1 (ru) 2015-11-18 2019-03-19 Базелл Полиолефин Гмбх Процесс полимеризации со стадией частичного отключения
US10029230B1 (en) 2017-01-24 2018-07-24 Chevron Phillips Chemical Company Lp Flow in a slurry loop reactor
EP3417935B1 (de) * 2017-06-20 2021-11-17 Fluitec Invest AG Verfahren zur kontrolle einer chemischen reaktion
WO2020127079A1 (en) * 2018-12-18 2020-06-25 Basell Polyolefine Gmbh High-pressure polymerization process of ethylenically unsaturated monomers in a polymerization reactor
US11021549B2 (en) 2019-05-06 2021-06-01 Chevron Phillips Chemical Company, Lp System and method for rapid dump tank heating
EP3831472A1 (en) * 2019-12-03 2021-06-09 Basell Polyolefine GmbH High-pressure polymerization system and high-pressure polymerization process for the polymerization of ethylenically unsaturated monomers
US11673975B2 (en) * 2021-08-24 2023-06-13 Chevron Phillips Chemical Company Lp System and method for improving dump tank purge time
US11549748B1 (en) * 2021-10-26 2023-01-10 Chevron Phillips Chemical Company Lp Emission free fluff transfer system and integrated nitrogen cycle
US20240173660A1 (en) * 2022-11-29 2024-05-30 Chevron Phillips Chemical Company Lp Systems and techniques for polymer product withdrawal
CN118527084B (zh) * 2024-07-25 2024-10-29 山东天安化工股份有限公司 一种丙二腈的连续化生产方法及装置
CN118788247B (zh) * 2024-09-11 2024-11-29 北京拓川科研设备股份有限公司 一种聚乙烯制备系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4469560A (en) * 1982-07-20 1984-09-04 Phillips Petroleum Company Control of dumping of a reactor
US4888704A (en) * 1987-12-18 1989-12-19 Amoco Corporation Advanced control strategies for melt flow rate and reactor concentration in the polypropylene slurry process
US5183866A (en) 1989-08-30 1993-02-02 Phillips Petroleum Company Polymer recovery process
US5315054A (en) * 1990-10-05 1994-05-24 Burnett Oil Co., Inc. Liquid fuel solutions of methane and liquid hydrocarbons
US7585924B2 (en) * 2002-07-11 2009-09-08 E. I. Du Pont De Nemours And Company Pressurized high temperature polymerization process and polymerization system used therein

Also Published As

Publication number Publication date
WO2010027912A1 (en) 2010-03-11
EP2331252B1 (en) 2017-10-04
US7999044B2 (en) 2011-08-16
ES2654915T3 (es) 2018-02-15
MX2011002451A (es) 2011-06-01
CN102137714A (zh) 2011-07-27
EP2331252A1 (en) 2011-06-15
CA2735150A1 (en) 2010-03-11
US20100056707A1 (en) 2010-03-04
BRPI0918231B1 (pt) 2019-04-09
CA2735150C (en) 2016-10-25
CN102137714B (zh) 2014-07-16

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Legal Events

Date Code Title Description
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/08/2009, OBSERVADAS AS CONDICOES LEGAIS. (CO) 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/08/2009, OBSERVADAS AS CONDICOES LEGAIS