BR9403883A - Processo para inibir a corrosão em sistemas de condensação - Google Patents

Processo para inibir a corrosão em sistemas de condensação

Info

Publication number: BR9403883A
Authority: BR; Brazil
Prior art keywords: inhibit corrosion; condensation systems; condensation; systems; inhibit
Prior art date: 1993-09-28

Application number

BR9403883A

Other languages

English (en)

Inventor

Paul Fearnside

Christopher J Murphy

Original Assignee

Nalco Chemical Co

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.)

1993-09-28

Filing date

1994-09-27

Publication date

1995-06-13

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22435714&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9403883(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1994-09-27 Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co

1995-06-13 Publication of BR9403883A publication Critical patent/BR9403883A/pt

Classifications

- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G7/00—Distillation of hydrocarbon oils
- C10G7/10—Inhibiting corrosion during distillation
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G75/00—Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon oils, in general
- C10G75/02—Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon oils, in general by addition of corrosion inhibitors
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S528/92—Polymers useful for replacing hard animal tissues, e.g. dentures, bones

Landscapes

Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)

BR9403883A 1993-09-28 1994-09-27 Processo para inibir a corrosão em sistemas de condensação BR9403883A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US12851693A	1993-09-28	1993-09-28

Publications (1)

Publication Number	Publication Date
BR9403883A true BR9403883A (pt)	1995-06-13

Family

ID=22435714

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9403883A BR9403883A (pt)	1993-09-28	1994-09-27	Processo para inibir a corrosão em sistemas de condensação

Country Status (9)

Country	Link
US (1)	US5714664A (pt)
EP (1)	EP0645440B1 (pt)
JP (1)	JPH07180073A (pt)
CN (1)	CN1066208C (pt)
AU (1)	AU682054B2 (pt)
BR (1)	BR9403883A (pt)
DE (1)	DE69432621T2 (pt)
SG (1)	SG50694A1 (pt)
TW (1)	TW330210B (pt)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5641396A (en) *	1995-09-18	1997-06-24	Nalco/Exxon Energy Chemicals L. P.	Use of 2-amino-1-methoxypropane as a neutralizing amine in refinery processes
US5951853A (en) *	1998-10-06	1999-09-14	Exxon Research And Engineering Co.	Refinery atmospheric pipestill with ammonia stripping
US6258258B1 (en)	1998-10-06	2001-07-10	Exxon Research And Engineering Company	Process for treatment of petroleum acids with ammonia
US5993693A (en)	1998-11-09	1999-11-30	Nalco/Exxon Energy Chemicals, L.P.	Zwitterionic water-soluble substituted imine corrosion inhibitors
AU2000250210A1 (en) *	2000-05-15	2002-02-14	Texaco Development Corporation	Vapor phase neutralization in integrated solvent deasphalting and gasification
EP1298185B1 (en) *	2001-09-27	2005-04-13	Kurita Europe GmbH	Method for preventing fouling and corrosion caused by ammonium chloride and ammonium sulphates
US20040107769A1 (en) *	2002-11-08	2004-06-10	Exxonmobil Research And Engineering Company	Process for assessing inhibition of petroleum corrosion
JP3692449B2 (ja) *	2002-11-12	2005-09-07	栗田工業株式会社	原油常圧蒸留装置における塩化水素発生防止剤および塩化水素発生防止方法
FR2857372B1 (fr) *	2003-07-07	2005-08-26	Atofina	Procede de lutte contre la corrosion par les acides naphtheniques dans les raffineries
US7381319B2 (en) *	2003-09-05	2008-06-03	Baker Hughes Incorporated	Multi-amine neutralizer blends
JP4711902B2 (ja) *	2006-03-03	2011-06-29	伯東株式会社	ボイラ腐食抑制方法
FR2919310B1 (fr) *	2007-07-26	2009-11-06	Total France Sa	Procede pour le traitement anticorrosion d'une unite industrielle
US9150793B2 (en) *	2008-11-03	2015-10-06	Nalco Company	Method of reducing corrosion and corrosion byproduct deposition in a crude unit
US8101125B2 (en) *	2009-05-27	2012-01-24	Dresser-Rand Company	Reducing corrosion in a turbomachine
DE102009023010A1 (de) *	2009-05-28	2010-12-02	Ruhr Oel Gmbh	Vorrichtung zum gleichzeitigen Verdampfen und Dosieren einer verdampfbaren Flüssigkeit und zugehöriges Verfahren
US20120053861A1 (en) *	2010-08-26	2012-03-01	Baker Hughes Incorporated	On-line monitoring and prediction of corrosion in overhead systems
US8951467B2 (en)	2012-03-21	2015-02-10	Chemtreat, Inc.	Preventing equipment fouling via corrosion reduction
US9493715B2 (en)	2012-05-10	2016-11-15	General Electric Company	Compounds and methods for inhibiting corrosion in hydrocarbon processing units
JP6403409B2 (ja) *	2014-03-28	2018-10-10	鹿島石油株式会社	Ｃ重油の製造方法
US9551642B2 (en) *	2014-10-17	2017-01-24	Athlon Solutions Llc	Characterizing ionic and nonionic condensation from a mixed vapor stream
WO2017019825A1 (en)	2015-07-29	2017-02-02	Ecolab Usa Inc.	Heavy amine neutralizing agents for olefin or styrene production
JP6065138B1 (ja) *	2016-03-22	2017-01-25	栗田工業株式会社	芳香族化合物抽出溶剤中の腐食性イオン低減方法
US10557094B2 (en)	2016-05-18	2020-02-11	Bharat Petroleum Corporation Ltd.	Crude unit overhead corrosion control using multi amine blends
TWI757376B (zh)	2016-12-09	2022-03-11	美商藝康美國公司	頂壓回收渦輪沉積控制
CN109988595B (zh) *	2018-01-02	2021-04-30	中国石油天然气股份有限公司	一种原油蒸馏中分馏塔顶用复合中和剂的筛选方法
CN109183038A (zh) *	2018-08-30	2019-01-11	四川泸天化股份有限公司	Mdea脱碳流程中产品二氧化碳管线及压缩机组的防腐方法
JP6648814B1 (ja) *	2018-12-27	2020-02-14	栗田工業株式会社	蒸留塔の差圧解消方法
JP6933238B2 (ja) *	2018-12-27	2021-09-08	栗田工業株式会社	蒸留塔の差圧解消方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4335072A (en) *	1981-08-17	1982-06-15	Nalco Chemical Company	Overhead corrosion simulator
US4430196A (en) *	1983-03-28	1984-02-07	Betz Laboratories, Inc.	Method and composition for neutralizing acidic components in petroleum refining units
US4599217A (en) *	1985-01-22	1986-07-08	Exxon Chemical Patents Inc.	Corrosion simulator useful for heat exchangers condensing vapors containing water and method for using same
US4806229A (en) *	1985-08-22	1989-02-21	Nalco Chemical Company	Volatile amines for treating refinery overhead systems
US4855035A (en) *	1988-09-14	1989-08-08	Shell Oil Company	Method of abating corrosion in crude oil distillation units
US5211840A (en) *	1991-05-08	1993-05-18	Betz Laboratories, Inc.	Neutralizing amines with low salt precipitation potential
US5336441A (en) *	1991-05-29	1994-08-09	Petrolite Corporation	Corrosion inhibition in highly acidic environments by use of pyridine salts in combination with certain cationic surfactants
US5302253A (en) *	1992-04-13	1994-04-12	Nalco Chemical Company	On-line acid monitor and neutralizer feed control of the overhead water in oil refineries

1994
- 1994-09-19 EP EP94114751A patent/EP0645440B1/en not_active Expired - Lifetime
- 1994-09-19 DE DE69432621T patent/DE69432621T2/de not_active Expired - Lifetime
- 1994-09-22 AU AU74163/94A patent/AU682054B2/en not_active Ceased
- 1994-09-27 BR BR9403883A patent/BR9403883A/pt not_active IP Right Cessation
- 1994-09-28 CN CN94116509A patent/CN1066208C/zh not_active Expired - Fee Related
- 1994-09-28 JP JP6233407A patent/JPH07180073A/ja active Pending
- 1994-11-19 SG SG1996008857A patent/SG50694A1/en unknown
- 1994-11-23 TW TW083110910A patent/TW330210B/zh not_active IP Right Cessation
1995
- 1995-03-24 US US08/410,475 patent/US5714664A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0645440A2 (en)	1995-03-29
SG50694A1 (en)	1998-07-20
EP0645440A3 (en)	1995-10-11
AU682054B2 (en)	1997-09-18
TW330210B (en)	1998-04-21
AU7416394A (en)	1995-04-13
US5714664A (en)	1998-02-03
DE69432621T2 (de)	2004-02-26
CN1066208C (zh)	2001-05-23
EP0645440B1 (en)	2003-05-07
CN1118870A (zh)	1996-03-20
JPH07180073A (ja)	1995-07-18
DE69432621D1 (de)	2003-06-12

Publication	Publication Date	Title
BR9403883A (pt)	1995-06-13	Processo para inibir a corrosão em sistemas de condensação
BR9307489A (pt)	1999-08-24	Processo para controlar hidratos de clatratos em sistemas fluidos
BR9301608A (pt)	1993-10-26	Processo para fracionar um polimero
BR9407661A (pt)	1997-01-28	Cartao de segurança e processo para fabricar o mesmo
BR9402891A (pt)	1995-04-11	Sistema de telecomunicações e processo para utilização em sistema de telecomunicações.
DE69416975D1 (de)	1999-04-15	System für Abfallwärmerückgewinnung
BR9708533A (pt)	1999-08-03	Limitado retrorreflexivo artigo e processo para produzir um limitado retrorreflexivo
BR8905678A (pt)	1990-06-05	Processo e instalacao para assentamento de oleoduto
BR9406985A (pt)	1996-03-05	Processo para produzir aço em conversor
BR8803464A (pt)	1989-01-31	Processo e instalacao para o revestimento em serie de pecas a trabalhar
BR9301671A (pt)	1993-11-03	Condicionador para enxaguagem em po e processo para distribuir um condicionador para enxaguagem em po
BR8902263A (pt)	1990-08-21	Veiculo de transicao e processo para a instalacao do mesmo
BR9201716A (pt)	1992-12-15	Processo para a obtencao,em escala industrial,de xaropes de glicose-frutos a partir de sacarose e instalacao para o mesmo
BR9307855A (pt)	1996-01-09	Processo para formação de revestimento
BR8901953A (pt)	1990-08-21	Processo para a concentracao de solucoes e instalacao de evaporacao de estagios multiplos
BR9304281A (pt)	1994-04-26	Processo para recuperaçáo de trifluoreto de boro
BR9303245A (pt)	1994-03-15	Processo para inibir a formacao de grelos em culturas agronomicas
PT721453E (pt)	2003-03-31	Processo para a preparacao den-metil-3-(1-metil-4-piperidinil)-1h-indole-5-etanossulfonamida
BR9402609A (pt)	1995-04-04	Antiincrustante para processos petroquímicos e processo para evitar a formação de incrustação em uma planta petroquímica
BR9510071A (pt)	1997-12-30	Processo para produzir nylon
BR9711056A (pt)	1999-08-17	Processo para a preven-Æo da forma-Æo de incrusta-Æo e da corrosÆo sobre superficies met licas em contato com gua industrial e -ter-1 1-difosfanato
BR9711170A (pt)	1999-08-17	Processo para a supervisÆo de corrosÆo
DE59406231D1 (de)	1998-07-16	Befestigungsmittel für eine scheibenwischeranlage
BR9407106A (pt)	1996-08-27	Processo para produzir microssílica
DE69704956D1 (de)	2001-06-28	Langgestreckte stahlgegenstand behandelt mit einer korrosioninhibierende zusammensetzung

Legal Events

Date	Code	Title	Description
1999-09-08	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
2000-08-01	PC	Transfer	Free format text: NALCO EXXON ENERGY CHEMICALS L.P. (US)
2000-09-12	FF	Decision: intention to grant
2000-11-28	HO	Change of classification	Free format text: ALTERADA DE INT. CL. 6 C23F 11/14
2000-12-12	FG9A	Patent or certificate of addition granted
2014-08-26	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE A 16A ANUIDADE.
2014-12-09	B21H	Extinguishment of a patent or of a certificate of addition of invention: decision cancelled	Free format text: REFERENTE AO DESPACHO 21.6 NA RPI 2277 DE 26/08/2014.
2014-12-16	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE A 20A ANUIDADE
2017-01-24	B24J	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)	Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2293 DE 16-12-2014 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.