ATE71068T1 - Verfahren zur stabilisierung von eisen in waessrigen systemen. - Google Patents

Verfahren zur stabilisierung von eisen in waessrigen systemen.

Info

Publication number: ATE71068T1
Authority: AT; Austria
Prior art keywords: aqueous systems; iron; substituted; stabilizing iron; stabilizing
Prior art date: 1988-02-26

Application number

AT89102152T

Other languages

English (en)

Inventor

John E Hoots

Kenneth P Fivizzani

Roy I Kaplan

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.)

1988-02-26

Filing date

1989-02-08

Publication date

1992-01-15

1989-02-08 Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co

1992-01-15 Application granted granted Critical

1992-01-15 Publication of ATE71068T1 publication Critical patent/ATE71068T1/de

Links

XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 6
229910052742 iron Inorganic materials 0.000 title abstract 3
230000000087 stabilizing effect Effects 0.000 title abstract 2
-1 N-substituted amide functionality Chemical group 0.000 abstract 2
125000000217 alkyl group Chemical group 0.000 abstract 1
125000003368 amide group Chemical group 0.000 abstract 1
125000004432 carbon atom Chemical group C* 0.000 abstract 1
125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
229920000642 polymer Polymers 0.000 abstract 1
125000004964 sulfoalkyl group Chemical group 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

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

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Compounds Of Iron (AREA)
Manufacture Of Iron (AREA)

AT89102152T 1988-02-26 1989-02-08 Verfahren zur stabilisierung von eisen in waessrigen systemen. ATE71068T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/160,672 US4869828A (en)	1988-02-26	1988-02-26	Stabilization of iron in aqueous systems
EP89102152A EP0330876B1 (de)	1988-02-26	1989-02-08	Verfahren zur Stabilisierung von Eisen in wässrigen Systemen

Publications (1)

Publication Number	Publication Date
ATE71068T1 true ATE71068T1 (de)	1992-01-15

Family

ID=22577906

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT89102152T ATE71068T1 (de)	1988-02-26	1989-02-08	Verfahren zur stabilisierung von eisen in waessrigen systemen.

Country Status (7)

Country	Link
US (1)	US4869828A (de)
EP (1)	EP0330876B1 (de)
AT (1)	ATE71068T1 (de)
CA (1)	CA1339404C (de)
DE (2)	DE68900618D1 (de)
ES (1)	ES2028380T3 (de)
GR (1)	GR3003487T3 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4963267A (en) *	1988-10-12	1990-10-16	Nalco Chemical Company	Stabilization of manganese in aqueous systems
GB2236314A (en) *	1989-09-06	1991-04-03	Grace W R & Co	Inhibition of deposition in aqueous systems.
US5080801A (en) *	1991-04-03	1992-01-14	Nalco Chemical Company	Mixed polymers for preventing scale caused by mineral processing water
US5302293A (en) *	1992-07-13	1994-04-12	Nalco Chemical Company	Method of controlling iron in produced oilfield waters
DE10101671A1 (de)	2000-08-25	2002-03-14	Bayer Ag	Verfahren zur Konditionierung stehender und fließender Wassersysteme
JP4269010B2 (ja) *	2001-07-09	2009-05-27	学校法人日本大学	歯科用セルフエッチングプライマー処理剤
DE10310414A1 (de)	2003-03-11	2004-09-23	Bayer Chemicals Ag	Wasserkonditionierungsmittel
DE10320388A1 (de)	2003-05-06	2004-11-25	Basf Ag	Polymere für die Wasserbehandlung
EP1749035A2 (de) *	2004-05-12	2007-02-07	Canon Kabushiki Kaisha	Polymer mit einer sulfongruppe oder einer sulfonatgruppe und einer amidgruppe und herstellungsverfahren dafür
US7459513B2 (en)	2004-11-05	2008-12-02	Basf Aktiengesellschaft	Acrylic-acid-based homopolymers comprising taurine modified for the treatment of water
DE102005010855A1 (de)	2005-03-10	2006-09-14	Lanxess Deutschland Gmbh	Verfahren zur Wasserkonditionierung
US8703655B2 (en) *	2007-06-15	2014-04-22	Baker Hughes Incorporated	Dispersing sulfide scales in oil and gas production systems
TWI468167B (zh)	2007-11-16	2015-01-11	威佛（國際）股份有限公司	藥學組成物
US8871691B2 (en) *	2009-06-05	2014-10-28	Kroff Chemical Company	Methods of treating flowback water
WO2021106148A1 (en) *	2019-11-28	2021-06-03	Kurita Water Industries Ltd.	Anionic copolymers suitable as scaling inhibitors

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3170883A (en) *	1962-04-02	1965-02-23	Cortez Chemicals Company	Stabilization of chlorine in aqueous solutions
US3709815A (en) *	1971-07-01	1973-01-09	Calgon Corp	Boiler water treatment
US3709816A (en) *	1971-07-01	1973-01-09	Calgon Corp	Control of alluvial and other deposits in aqueous systems
US3806367A (en) *	1972-06-01	1974-04-23	Bitz Lab Inc	Acrylamido-sulfonic acid polymers and their use as rust and tubercle removing agents
US3928196A (en) *	1973-12-05	1975-12-23	Calgon Corp	Inhibition of scale deposition
US4434059A (en) *	1981-02-02	1984-02-28	Johnson Donald A	Polymers for prevention of fouling by iron oxides in cooling systems
US4532048A (en) *	1983-09-23	1985-07-30	B. F. Goodrich Company	Method for inhibiting scale deposition
US4451376A (en) *	1983-07-28	1984-05-29	Nalco Chemical Company	Multi-functional hypobromide precursors
CA1225439A (en) *	1983-11-14	1987-08-11	Anchor Hocking Corporation	Method and means for forming lines of weakness in closure caps and similar articles using a laser beam
US4640793A (en) *	1984-02-14	1987-02-03	Calgon Corporation	Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
JPS60187489A (ja) *	1984-03-07	1985-09-24	Mitsubishi Electric Corp	ロ−ル状被加工物の梨地加工方法
US4536292A (en) *	1984-03-26	1985-08-20	Calgon Corporation	Carboxylic/sulfonic/quaternary ammonium polymers for use as scale and corrosion inhibitors
US4584105A (en) *	1985-03-04	1986-04-22	Nalco Chemical Company	Scale inhibitors for preventing or reducing calcium phosphate and other scales
US4711725A (en) *	1985-06-26	1987-12-08	Rohm And Haas Co.	Method of stabilizing aqueous systems
US4642194A (en) *	1985-09-16	1987-02-10	Nalco Chemical Company	Method for prevention of phosphonate decomposition by chlorine
US4707271A (en) *	1985-11-01	1987-11-17	The B. F. Goodrich Company	Stabilization of iron in aqueous systems
US4703092A (en) *	1985-11-08	1987-10-27	Nalco Chemical Company	Process of making N-(2-hydroxy-3-sulfopropyl)amide containing polymers
US4604431A (en) *	1985-11-22	1986-08-05	Nalco Chemical Company	Chemical modification of (meth)acrylic acid homopolymers and alkyl (meth)acrylate polymers in aqueous systems with amino sulfonic acids
US4752443A (en) *	1986-05-09	1988-06-21	Nalco Chemical Company	Cooling water corrosion inhibition method

1988
- 1988-02-26 US US07/160,672 patent/US4869828A/en not_active Expired - Lifetime
1989
- 1989-01-30 CA CA000589483A patent/CA1339404C/en not_active Expired - Fee Related
- 1989-02-08 AT AT89102152T patent/ATE71068T1/de not_active IP Right Cessation
- 1989-02-08 EP EP89102152A patent/EP0330876B1/de not_active Expired - Lifetime
- 1989-02-08 ES ES198989102152T patent/ES2028380T3/es not_active Expired - Lifetime
- 1989-02-08 DE DE8989102152T patent/DE68900618D1/de not_active Expired - Fee Related
- 1989-02-08 DE DE198989102152T patent/DE330876T1/de active Pending
1992
- 1992-01-03 GR GR91401412T patent/GR3003487T3/el unknown

Also Published As

Publication number	Publication date
GR3003487T3 (en)	1993-02-17
ES2028380T3 (es)	1992-07-01
DE68900618D1 (de)	1992-02-13
US4869828A (en)	1989-09-26
EP0330876B1 (de)	1992-01-02
CA1339404C (en)	1997-09-02
DE330876T1 (de)	1990-03-22
EP0330876A1 (de)	1989-09-06

Legal Events

Date	Code	Title	Description
1992-08-15	UEP	Publication of translation of european patent specification
2003-11-15	REN	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
DE68900618D1 (de)	1992-02-13	Verfahren zur stabilisierung von eisen in waessrigen systemen.
ES2079435T3 (es)	1996-01-16	Metales de transicion con trazadores de tratamiento quimico.
DE3852359D1 (de)	1995-01-19	Verfahren zur Erzeugung von Installationsanweisungen für dreidimensionale Montagen.
DE69012566D1 (de)	1994-10-20	Verfahren zur Gewinnung von Carnosäure.
DE68903070D1 (de)	1992-11-05	Verfahren zur kesselsteinbekaempfung mittels allylsulfonat-maleinsaeureanhydridpolymeren.
ATE132206T1 (de)	1996-01-15	Verfahren zur korrosionskontrolle unter verwendung von molybdat-zusammensetzungen
DE69112963D1 (de)	1995-10-19	Verfahren zur Behandlung eines porösen Substrates.
ATE226929T1 (de)	2002-11-15	Verfahren zur cyclotrimerisierung von alkinen in wässrigen lösungen
ES2032551T3 (es)	1993-02-16	Control de corrosion en sistemas acuosos.
ATE147715T1 (de)	1997-02-15	Verfahren zur herstellung eines alkylsubstituierten kohlenwasserstoffes
DE69225669D1 (de)	1998-07-02	Zusammensetzung und Verfahren zur Kesselstein- und Korrosionsinhibierung, unter Verwendung von Naphtylaminpolykarbonsäuren
ATE76857T1 (de)	1992-06-15	Verfahren zum kontrollieren von kalziumoxalatablagerungen in einem ausgedehnten ph-bereich.
ES2020598B3 (es)	1991-08-16	Inhibicion de la corrosion.
DK150787D0 (da)	1987-03-25	Fremgangsmaade til forbedring af egenskaberne af korrosionhibitorer
PT80236B (pt)	1987-10-20	Processo para o post-curtimento com agentes polimericos de coiro curtido com agentes polimericos de coiro curtido com agentes de curtimento minerais ou combinados
DE3872646D1 (de)	1992-08-13	Verfahren zur beeinflussung der korrosion bei hohem ph-wert.
GR3025415T3 (en)	1998-02-27	Catholyte for the coulometric Karl Fischer titration of water
GR3007148T3 (de)	1993-07-30
ATE161005T1 (de)	1997-12-15	Verfahren zur dehydrochlorierung von 3,4-dichlor- 1-buten zu chloropren
DE69102722D1 (de)	1994-08-11	Verfahren zur Erzeugung von Roheisen.
ATE167191T1 (de)	1998-06-15	Verfahren zur stereoselektiven reduktion von 17- oxo-steroiden
ATE113771T1 (de)	1994-11-15	Verfahren zur erkennung eines nutzsignals und schaltung zur durchführung des verfahrens.