DE1517473A1 - Verfahren zur Entfernung von Kesselstein und Verhuetung von Kesselsteinbildung - Google Patents

Verfahren zur Entfernung von Kesselstein und Verhuetung von Kesselsteinbildung

Info

Publication number
DE1517473A1
DE1517473A1 DE19651517473 DE1517473A DE1517473A1 DE 1517473 A1 DE1517473 A1 DE 1517473A1 DE 19651517473 DE19651517473 DE 19651517473 DE 1517473 A DE1517473 A DE 1517473A DE 1517473 A1 DE1517473 A1 DE 1517473A1
Authority
DE
Grant status
Application
Patent type
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.)
Pending
Application number
DE19651517473
Other languages
English (en)
Inventor
Clarence Jacklin
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.)
Nalco Company LLC
Original Assignee
Nalco Company LLC
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

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/12Treatment 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
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F11/00Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10Inhibiting 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
    • C23F11/14Nitrogen-containing compounds
    • C23F11/144Aminocarboxylic acids
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23GCLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/14Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28GCLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G3/00Rotary appliances
    • F28G3/16Rotary appliances using jets of fluid for removing debris
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28GCLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G9/00Cleaning by flushing or washing, e.g. with chemical solvents
DE19651517473 1964-11-19 1965-10-08 Verfahren zur Entfernung von Kesselstein und Verhuetung von Kesselsteinbildung Pending DE1517473A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US3296027A US3296027A (en) 1964-11-19 1964-11-19 Removal and inhibition of scale formation in steam generation

Publications (1)

Publication Number Publication Date
DE1517473A1 true true DE1517473A1 (de) 1969-12-11

Family

ID=23632594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19651517473 Pending DE1517473A1 (de) 1964-11-19 1965-10-08 Verfahren zur Entfernung von Kesselstein und Verhuetung von Kesselsteinbildung

Country Status (4)

Country Link
US (1) US3296027A (de)
DE (1) DE1517473A1 (de)
ES (1) ES317585A1 (de)
GB (1) GB1059198A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0273182A1 (de) * 1986-12-01 1988-07-06 Siemens Aktiengesellschaft Verfahren zum Reinigen eines Behälters
FR2641370A1 (fr) * 1988-12-29 1990-07-06 Henkel France Produit pour le nettoyage des echangeurs a plaques notamment dans l'industrie nucleaire ainsi que procede mis en oeuvre lors de l'utilisation de ce produit

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3430641A (en) * 1966-02-16 1969-03-04 Nalco Chemical Co Method of redispersing deposits
US3520813A (en) * 1966-11-03 1970-07-21 Betz Laboratories Method and composition for controlling boiler scale formation
US3549538A (en) * 1967-06-22 1970-12-22 Nalco Chemical Co Scale inhibition and removal in steam generation
US3518204A (en) * 1967-11-01 1970-06-30 Betz Laboratories Control of the rate of precipitate growth and of precipitation in aqueous systems
US3956164A (en) * 1974-09-23 1976-05-11 Calgon Corporation Chelating agents
US4457847B2 (en) * 1981-11-05 1996-12-31 Nalco Chemical Co Carboxylate polymers for internal scale control agents in boiler systems
US4775491A (en) * 1983-08-10 1988-10-04 Nuclear Technology Corp. Hydrazides of amino-polyacetic acids as chelants
US4726907A (en) * 1983-08-10 1988-02-23 Nuclear Technology Corp Hydrazides of amino-polyacetic acids as chelants
US4708805A (en) * 1986-11-24 1987-11-24 Muhala Thomas F D Barium sulfate removal and anti-deposition compositions and process of use therefor
US5276965A (en) * 1992-02-13 1994-01-11 The Atlantic Group, Inc. Method for dismantling potentially contaminated tubes from a tube bundle
US20120006671A1 (en) * 2010-07-07 2012-01-12 General Electric Company Control of scale formation in produced water evaporators

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2240957A (en) * 1935-10-30 1941-05-06 Gen Aniline & Film Corp Process for avoiding and rendering harmless the precipitates of water insoluble metal salts
USRE23085E (en) * 1940-04-22 1949-02-22 Prevention of foamtttg in steam
US2396938A (en) * 1944-01-22 1946-03-19 Martin Dennis Company Method of treating boilers
GB873488A (en) * 1956-12-19 1961-07-26 Benckiser Gmbh Joh A A method for counteracting the formation of precipitates and discolourations and forsequestering iron in an aqueous medium containing iron
US3099521A (en) * 1960-10-03 1963-07-30 Dow Chemical Co Water treatment
DE1222444B (de) * 1961-10-13 1966-08-04 Bayer Ag Verfahren zur Verhinderung von Steinansatz und Korrosionen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0273182A1 (de) * 1986-12-01 1988-07-06 Siemens Aktiengesellschaft Verfahren zum Reinigen eines Behälters
FR2641370A1 (fr) * 1988-12-29 1990-07-06 Henkel France Produit pour le nettoyage des echangeurs a plaques notamment dans l'industrie nucleaire ainsi que procede mis en oeuvre lors de l'utilisation de ce produit
EP0378013A2 (de) * 1988-12-29 1990-07-18 Henkel France S.A. Mittel zum Reinigen von Austauschern, besonders in der Nuklearindustrie, sowie das geeignete Verfahren bei der Anwendung dieses Mittels
EP0378013A3 (de) * 1988-12-29 1991-10-16 Henkel France S.A. Mittel zum Reinigen von Austauschern, besonders in der Nuklearindustrie, sowie das geeignete Verfahren bei der Anwendung dieses Mittels

Also Published As

Publication number Publication date Type
GB1059198A (en) 1967-02-15 application
US3296027A (en) 1967-01-03 grant
ES317585A1 (es) 1966-04-01 application

Similar Documents

Publication Publication Date Title
DE1493190A1 (de) Verfahren zur Trennung von Stoffgemischen
DE1518118A1 (de) Verfahren zur Hydrierung von Nitrilen
DE1253716B (de) Verfahren zur Reinigung von Lactamen
DE1592729B1 (de) Verfahren zur Entseuchung und Reifung von Kompostrohgut
DE1618143A1 (de) Verfahren zur Gewinnung von epsilon-Hydroxycapronsaeurelactan und von Alkandicarbonsaeuren
DE1425902A1 (de) Verfahren zur Ausbildung von Walzen
DE1771661A1 (de) Verfahren zur Metallisierung von Kunststoffschaumkoerpern
DE1592104A1 (de) Verfahren zur Aufbereitung von Rotschlamm
DE1533273A1 (de) Verfahren zur Haertung von Platinmetallen
DE1240508B (de) Verfahren zur Granulierung von Perborat
DE1274123B (de) Verfahren zur kontinuierlichen Herstellung von Cyclohexylamin
DE1544001A1 (de) Verfahren zur Aktivierung von Entschaeumerfluessigkeiten
DE1518686A1 (de) Verfahren zur Granulierung von Calciumformiat
DE1964419A1 (de) Verfahren zur Reinigung von Gasgemischen
DE1769805A1 (de) Verfahren zur Rektifikation von Zweistoffgemischen
DE1767195A1 (de) Verfahren zur Verwertung von Exkrementen
DE1943799A1 (de) Verfahren zur Alkylierung von Benzthiazolazoverbindungen
DE1533104A1 (de) Verfahren zur Wiedergewinnung von Metallrueckstaenden
DE1793644A1 (de) Verfahren zur Oxydation von Acetoxypivalaldehyd
DE1237173B (de) Verfahren zur Flankenversteilerung von Impulsen und Schaltung zur Durchfuehrung des Verfahrens
DE1544080A1 (de) Verfahren zur Reinigung von Synthesegasen
DE1529861A1 (de) Verfahren zur Herstellung von Glas-Kunststoff-Verbundkoerpern und danach hergestellte Koerper
DE1518566A1 (de) Verfahren zur Dehydrierung von Cycloalkanolen
DE1467974A1 (de) Verfahren zur Verbesserung der Wirksamkeit von Eisenpraeparaten und Vorrichtung zur Durchfuehrung des Verfahrens
DE1201782B (de) Verfahren zur Flotation von Kieserit

Legal Events

Date Code Title Description
SH Request for examination between 03.10.1968 and 22.04.1971