ES525418A0 - Mejoras en un procedimiento para la prevencion de incrustaciones y de la corrosion en calderas - Google Patents

Mejoras en un procedimiento para la prevencion de incrustaciones y de la corrosion en calderas

Info

Publication number: ES525418A0
Authority: ES; Spain
Prior art keywords: incrustations; boilers; corrosion; prevention; procedure
Prior art date: 1982-09-07
Legal status (The legal status 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 status listed.): Granted

Application number

ES525418A

Other languages

English (en)

Other versions

ES8502664A1 (es

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Dow Chemical Co

Original Assignee

Dow 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.)

1982-09-07

Filing date

1983-09-06

Publication date

1985-01-16

1983-09-06 Application filed by Dow Chemical Co filed Critical Dow Chemical Co

1985-01-16 Publication of ES8502664A1 publication Critical patent/ES8502664A1/es

1985-01-16 Publication of ES525418A0 publication Critical patent/ES525418A0/es

Status Granted legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Metallurgy (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
General Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)

ES525418A 1982-09-07 1983-09-06 Mejoras en un procedimiento para la prevencion de incrustaciones y de la corrosion en calderas Granted ES525418A0 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/415,069 US4454046A (en)	1982-09-07	1982-09-07	Boiler scale prevention employing an organic chelant

Publications (2)

Publication Number	Publication Date
ES8502664A1 ES8502664A1 (es)	1985-01-16
ES525418A0 true ES525418A0 (es)	1985-01-16

Family

ID=23644249

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES525418A Granted ES525418A0 (es)	1982-09-07	1983-09-06	Mejoras en un procedimiento para la prevencion de incrustaciones y de la corrosion en calderas

Country Status (11)

Country	Link
US (1)	US4454046A (es)
EP (1)	EP0105612B1 (es)
JP (1)	JPS5976884A (es)
AR (1)	AR231121A1 (es)
AU (1)	AU559774B2 (es)
BR (1)	BR8304921A (es)
CA (1)	CA1210302A (es)
DE (1)	DE3361791D1 (es)
ES (1)	ES525418A0 (es)
NZ (1)	NZ205430A (es)
ZA (1)	ZA836490B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6123627A (ja) *	1984-07-11	1986-02-01	Kureha Chem Ind Co Ltd	ポリアリーレンスルフィドの製造法
US4721532A (en) *	1985-08-05	1988-01-26	W. R. Grace & Co.	Removal of iron fouling in cooling water systems
US4681737A (en) *	1985-09-17	1987-07-21	Calgon Corporation	Stabilized sodium erythorbate boiler corrosion inhibitor compositions and methods
GB2184109A (en) *	1985-10-29	1987-06-17	Grace W R & Co	The treatment of aqueous systems
JPS6339700A (ja) *	1986-08-06	1988-02-20	Mitsubishi Heavy Ind Ltd	地熱発電プラントなどにおけるスケ−ルの付着抑制法
US5158684A (en) *	1991-03-12	1992-10-27	Betz Laboratories, Inc.	Transport and deposit inhibition of copper in boilers
US5208369A (en) *	1991-05-31	1993-05-04	The Dow Chemical Company	Degradable chelants having sulfonate groups, uses and compositions thereof
US5447575A (en) *	1991-05-31	1995-09-05	The Dow Chemical Company	Degradable chelants having sulfonate groups, uses and compositions thereof
EP0781258B1 (en) *	1994-09-26	2003-11-05	Steris, Inc.	Stainless steel alkali treatment
GB2354773B (en) *	1998-05-22	2003-04-30	Siemens Ag	Method for cleaning a container
DE19920982B4 (de) *	1998-05-22	2007-09-27	Areva Np Gmbh	Verfahren zum Reinigen eines Behälters
US6550487B1 (en)	2000-03-09	2003-04-22	Steris Inc.	Apparatus for removing deposits from enclosed chambers
US6770150B1 (en)	2000-03-09	2004-08-03	Steris Inc.	Process for removing deposits from enclosed chambers
US6341612B1 (en)	2000-03-09	2002-01-29	Steris Inc	Two compartment container for neutralizing used cleaning solutions
US6797177B2 (en) *	2002-07-18	2004-09-28	Ashland Inc.	Process for inhibiting scale and fouling on the metal surfaces exposed to an aqeuous system
JP5228452B2 (ja) *	2007-11-26	2013-07-03	三菱マテリアル株式会社	地熱発電施設における蒸気井のスケール除去方法
US11125512B2 (en)	2016-04-25	2021-09-21	Applied Materials, Inc.	Coolant and a method to control the pH and resistivity of coolant used in a heat exchanger
CN111747589A (zh) *	2020-06-05	2020-10-09	中节能（连云港）清洁技术发展有限公司	阻盐剂及其制备方法和用途
CN113023909B (zh) *	2021-03-23	2022-10-18	中海油(天津)油田化工有限公司	一种油田无磷防垢剂及其制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1997256A (en) *	1932-08-17	1935-04-09	Hall Lab Inc	Treatment of steam boiler water
GB908952A (en) *	1959-06-15	1962-10-24	Roger Castle	Reduction of corrosion and incrustation in closed-circuit water cooling systems
US3099521A (en) *	1960-10-03	1963-07-30	Dow Chemical Co	Water treatment
USRE30796E (en) *	1962-07-23	1981-11-17	The Dow Chemical Co.	Scale removal, ferrous metal passivation and compositions therefor
US3235324A (en) *	1964-09-25	1966-02-15	Dow Chemical Co	Boiler protection
US3492240A (en) *	1965-06-24	1970-01-27	Nalco Chemical Co	Method for reducing scale in boilers
US3463730A (en) *	1965-08-05	1969-08-26	American Cyanamid Co	Prevention of and removal of scale formation in water systems
FR1488764A (fr) *	1965-08-05	1967-07-13	American Cyanamid Co	Procédé pour la protection des parois internes des canalisations et récipients contenant des composés de métaux alcalino-terreux ou de fer
FR1511056A (fr) *	1966-12-14	1968-01-26	B E Z	Procédé de traitement de l'eau pour empêcher les dépôts et la corrosion dans les systèmes de production de vapeur
US3549538A (en) *	1967-06-22	1970-12-22	Nalco Chemical Co	Scale inhibition and removal in steam generation
US3527609A (en) *	1968-04-29	1970-09-08	Dow Chemical Co	In-service cleaning of cooling water systems
US3684720A (en) *	1970-03-06	1972-08-15	Western Co Of North America	Removal of scale from surfaces
US4011171A (en) *	1976-01-29	1977-03-08	Nalco Chemical Company	Boiler treatment using amines and organophosphonate materials
US4306991A (en) *	1979-09-18	1981-12-22	Chemed Corporation	Scale inhibition

1982
- 1982-09-07 US US06/415,069 patent/US4454046A/en not_active Expired - Lifetime
1983
- 1983-08-31 NZ NZ205430A patent/NZ205430A/en unknown
- 1983-09-01 ZA ZA836490A patent/ZA836490B/xx unknown
- 1983-09-02 EP EP83305098A patent/EP0105612B1/en not_active Expired
- 1983-09-02 DE DE8383305098T patent/DE3361791D1/de not_active Expired
- 1983-09-02 AU AU18669/83A patent/AU559774B2/en not_active Ceased
- 1983-09-06 BR BR8304921A patent/BR8304921A/pt unknown
- 1983-09-06 ES ES525418A patent/ES525418A0/es active Granted
- 1983-09-06 CA CA000436096A patent/CA1210302A/en not_active Expired
- 1983-09-06 AR AR294126A patent/AR231121A1/es active
- 1983-09-07 JP JP58163407A patent/JPS5976884A/ja active Pending

Also Published As

Publication number	Publication date
ES8502664A1 (es)	1985-01-16
JPS5976884A (ja)	1984-05-02
EP0105612A1 (en)	1984-04-18
BR8304921A (pt)	1984-04-24
US4454046A (en)	1984-06-12
CA1210302A (en)	1986-08-26
AR231121A1 (es)	1984-09-28
ZA836490B (en)	1985-04-24
AU559774B2 (en)	1987-03-19
NZ205430A (en)	1986-01-24
AU1866983A (en)	1984-03-15
EP0105612B1 (en)	1986-01-08
DE3361791D1 (en)	1986-02-20

Publication	Publication Date	Title
ES525418A0 (es)	1985-01-16	Mejoras en un procedimiento para la prevencion de incrustaciones y de la corrosion en calderas
BR8503082A (pt)	1986-03-11	Inibidor de corrosao para combustivel liquidos
GB2131785B (en)	1986-09-03	Corrosion inhibitors
GB8414350D0 (en)	1984-07-11	Corrosion inhibition
ES548345A0 (es)	1987-04-16	Procedimiento para roscar juntas para tubos de acero y dis- positivo correspondiente
GB8310518D0 (en)	1983-05-25	Corrosion inhibited high density fluid components
GB2138796B (en)	1986-10-01	Preventing corrosion
DE3469316D1 (en)	1988-03-17	Corrosion resistant steam generator
ES269390Y (es)	1984-01-01	Disposicion de suministro de agua para duchas y similares.
JPS57161071A (en)	1982-10-04	Corrosion inhibitor
ES524974A0 (es)	1984-11-01	Perfeccionamientos en valvulas de seguridad para calderas y similares.
GB8310366D0 (en)	1983-05-18	Corrosion inhibitors
GB2131444B (en)	1986-01-08	Aqueous emulsion type rust inhibitor
GB8327870D0 (en)	1983-11-16	Corrosion inhibitor
JPS5658978A (en)	1981-05-22	Corrosion inhibitor stable against hard water
GB8307006D0 (en)	1983-04-20	Corrosion inhibitors
ES538407A0 (es)	1986-01-01	Perfeccionamientos en un dispositivo para la conexion de canalizaciones especialmente sumergidas
GB2104897B (en)	1985-01-30	Corrosion inhibitors
ZA842865B (en)	1985-02-27	Corrosion inhibition
NO830342L (no)	1983-08-03	Korrosjonsinhibitor og fremgangsmaate for inhibering av korrosjon
GB2091130B (en)	1984-06-27	Corrosion inhibition
JPS56155005A (en)	1981-12-01	Pauling boiler corrosion reduction
ES522929A0 (es)	1984-10-01	Procedimiento para la obtencion de ligantes diluibles con agua despues de neutralizacion total o parcial con acidos inorganicos ynu organicos.
PL239197A1 (en)	1984-06-18	Corrosion inhibitor
DE3371230D1 (en)	1987-06-04	Corrosion inhibitor for the protection of sheet metal