ATE91160T1 - Verfahren zur sauerstoffbeseitigung und zurverhinderung der kruestenbildung in heizkesseln. - Google Patents

Verfahren zur sauerstoffbeseitigung und zurverhinderung der kruestenbildung in heizkesseln.

Info

Publication number: ATE91160T1
Authority: AT; Austria
Prior art keywords: boiler; water; boilers; crack formation; oxygen removing
Prior art date: 1988-09-21

Application number

AT89309636T

Other languages

English (en)

Inventor

Shiro Taya

Original Assignee

Kurita Water Ind Ltd

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.)

1988-09-21

Filing date

1989-09-21

Publication date

1993-07-15

1989-09-21 Application filed by Kurita Water Ind Ltd filed Critical Kurita Water Ind Ltd

1993-07-15 Application granted granted Critical

1993-07-15 Publication of ATE91160T1 publication Critical patent/ATE91160T1/de

Links

QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title abstract 2
229910052760 oxygen Inorganic materials 0.000 title abstract 2
239000001301 oxygen Substances 0.000 title abstract 2
230000015572 biosynthetic process Effects 0.000 title 1
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 3
229910019142 PO4 Inorganic materials 0.000 abstract 2
229920002472 Starch Polymers 0.000 abstract 2
239000010452 phosphate Substances 0.000 abstract 2
150000003839 salts Chemical class 0.000 abstract 2
235000019698 starch Nutrition 0.000 abstract 2
239000008107 starch Substances 0.000 abstract 2
239000000126 substance Substances 0.000 abstract 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
229940085991 phosphate ion Drugs 0.000 abstract 1
230000002000 scavenging effect Effects 0.000 abstract 1

Classifications

- 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
- 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
- C02F5/14—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 phosphorus
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
- 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
- C02F5/14—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 phosphorus
- C02F5/145—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 phosphorus combined with inorganic substances
- 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
- C23F11/10—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 using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
- C23F11/1673—Esters of phosphoric or thiophosphoric acids

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Inorganic Chemistry (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Soy Sauces And Products Related Thereto (AREA)

AT89309636T 1988-09-21 1989-09-21 Verfahren zur sauerstoffbeseitigung und zurverhinderung der kruestenbildung in heizkesseln. ATE91160T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP63237373A JPH0285383A (ja)	1988-09-21	1988-09-21	ボイラ薬剤
EP89309636A EP0369584B1 (de)	1988-09-21	1989-09-21	Verfahren zur Sauerstoffbeseitigung und Zurverhinderung der Krüstenbildung in Heizkesseln

Publications (1)

Publication Number	Publication Date
ATE91160T1 true ATE91160T1 (de)	1993-07-15

Family

ID=17014425

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT89309636T ATE91160T1 (de)	1988-09-21	1989-09-21	Verfahren zur sauerstoffbeseitigung und zurverhinderung der kruestenbildung in heizkesseln.

Country Status (8)

Country	Link
US (1)	US5013481A (de)
EP (1)	EP0369584B1 (de)
JP (1)	JPH0285383A (de)
KR (1)	KR960013339B1 (de)
AT (1)	ATE91160T1 (de)
BR (1)	BR8904733A (de)
CA (1)	CA1332786C (de)
DE (1)	DE68907393T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH03191076A (ja) *	1989-12-20	1991-08-21	Kurita Water Ind Ltd	ボイラ用脱酸素剤
JP6424896B2 (ja) *	2014-02-12	2018-11-21	栗田工業株式会社	導水システムにおける水処理へのホスホ酒石酸及びその塩類の使用
CN120845746B (zh) *	2025-09-19	2025-12-12	成都安信德环保设备有限公司	一种用于低磷炉水的磷酸盐智能添加方法及系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA447740A (en) *		1948-04-06	Oswald Samuel John	Water softening
CA800614A (en) *		1968-12-03	Rohm And Haas Company	Inhibition of corrosion and scaling of metals, precipitation of iron dissolved in water, and dispersion of suspended solids
FR1438844A (fr) *	1965-06-30	1966-05-13	Hexionic Acid Corp	Composition chimique, notamment utilisable contre la corrosion des métaux
GR35176B (el) *	1966-08-31	1968-08-22	Rohm And Haas Company	Αναχαιτησις διαβρωσεως και αποθεσεων μεταλλων, κατακρημνισις σιδηρου διαλελυμενου εις υδωρ και απαιωρησεως των εν αιωρησει στερεων υλων.
NL137430C (de) *	1968-09-07
JPS5940229B2 (ja) *	1979-12-05	1984-09-28	工業技術院長	防錆剤及びその製造方法
JPS60118295A (ja) *	1983-10-26	1985-06-25	ベッツ・インターナショナル・インコーポレイテッド	用水処理用ポリマーとその使用方法
US4680125A (en) *	1985-03-07	1987-07-14	W. R. Grace & Co.	Method of inhibiting the deposition of scale in an aqueous system
US4841040A (en) *	1987-12-09	1989-06-20	Aqualon Company	Phosphated, oxidized starch and use of same as dispersant in aqueous solutions and coating for lithography

1988
- 1988-09-21 JP JP63237373A patent/JPH0285383A/ja active Granted
1989
- 1989-09-19 US US07/409,328 patent/US5013481A/en not_active Expired - Lifetime
- 1989-09-20 KR KR1019890013490A patent/KR960013339B1/ko not_active Expired - Fee Related
- 1989-09-20 CA CA000612144A patent/CA1332786C/en not_active Expired - Fee Related
- 1989-09-20 BR BR898904733A patent/BR8904733A/pt not_active IP Right Cessation
- 1989-09-21 DE DE89309636T patent/DE68907393T2/de not_active Expired - Fee Related
- 1989-09-21 EP EP89309636A patent/EP0369584B1/de not_active Expired - Lifetime
- 1989-09-21 AT AT89309636T patent/ATE91160T1/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0369584B1 (de)	1993-06-30
US5013481A (en)	1991-05-07
DE68907393T2 (de)	1993-10-14
EP0369584A1 (de)	1990-05-23
JPH0344153B2 (de)	1991-07-05
CA1332786C (en)	1994-11-01
KR900004639A (ko)	1990-04-12
DE68907393D1 (de)	1993-08-05
BR8904733A (pt)	1990-05-01
KR960013339B1 (ko)	1996-10-04
JPH0285383A (ja)	1990-03-26

Legal Events

Date	Code	Title	Description
1994-02-15	UEP	Publication of translation of european patent specification
2007-06-15	REN	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
GB2014617A (en)	1979-08-30	Corrosion Resistant Coating Compositions
DE3382626D1 (de)	1992-11-12	Markierte modifizierte nucleotide und polynucleotide, verfahren zu ihrer herstellung, verwendung und aufspuerung.
ATE61098T1 (de)	1991-03-15	Verfahren zur verbrennung von brennbaren materialien.
CA2022392A1 (en)	1991-06-16	4-phosphonomethyl-2-hydroxy-2-oxo-1,4,2-oxazaphosphorinane n-oxide and water-soluble salts thereof
ATE132206T1 (de)	1996-01-15	Verfahren zur korrosionskontrolle unter verwendung von molybdat-zusammensetzungen
SE8406230D0 (sv)	1984-12-07	Composition and method for inhibiting scale
DE68903070D1 (de)	1992-11-05	Verfahren zur kesselsteinbekaempfung mittels allylsulfonat-maleinsaeureanhydridpolymeren.
ES8502664A1 (es)	1985-01-16	Mejoras en un procedimiento para la prevencion de incrustaciones y de la corrosion en calderas
ATE143496T1 (de)	1996-10-15	Überwachung des eisen(ii)gehalts zur korrosionsbestimmung in kesseleinrichtungen
ATE64920T1 (de)	1991-07-15	Sauerstoffaufnehmer fuer kesselspeisewasser und verfahren zu dessen verwendung.
ATE91160T1 (de)	1993-07-15	Verfahren zur sauerstoffbeseitigung und zurverhinderung der kruestenbildung in heizkesseln.
DE3871713D1 (de)	1992-07-09	Verfahren zum kontrollieren von kalziumoxalatablagerungen in einem ausgedehnten ph-bereich.
DE3668270D1 (de)	1990-02-22	Verfahren und anlage zur reinigung von rauchgas.
DE3862293D1 (de)	1991-05-08	Verfahren zur entschwefelung von rauchgasen aus kraftwerkskesselfeuerungen.
ATA358982A (de)	1990-10-15	Verfahren zur bestimmung des abnutzungsgrades von banknoten und vorrichtung zur durchfuehrung eines solchen verfahrens
SE8302161L (sv)	1983-10-21	Behandling av vattenbaserade system
DE3581131D1 (de)	1991-02-07	Verfahren zum erzeugen einer festen brennstoff/wasser-suspension hoher konzentration.
ATE51158T1 (de)	1990-04-15	Verfahren zur reinigung von industriegasen oder - abgasen.
AT384957B (de)	1988-02-10	Verfahren zum herstellen von calciumsulfatdihydrat im zuge der entschwefelung von rauchgasen aus kraftwerkskesselfeuerungen und dergleichen
ATE205460T1 (de)	2001-09-15	Verfahren zur verhinderung von oxalatablagerungen
DE3762409D1 (de)	1990-05-31	Verfahren zur aufarbeitung von abwaessern aus rauchgasreinigungsanlagen.
ATE14897T1 (de)	1985-08-15	Verfahren zum verhindern von ablagerungen und/oder zum entfernen von ablagerungen von beheizten oder aehnlichen oberflaechen.
NO173106C (no)	1993-10-27	Korrosjonsbeskyttelsesmiddel
ATE5873T1 (de)	1984-02-15	Verfahren zur herstellung von granulierten alkalidi- oder -triphosphaten.
DE59604992D1 (de)	2000-05-25	Verfahren zur oxidativen Behandlung einer Sulfite enthaltenden wässrigen Lösung