BE760701A - Procede pour prevenir et eliminer la formation de depots des circuits d'eau - Google Patents

Procede pour prevenir et eliminer la formation de depots des circuits d'eau

Info

Publication number
BE760701A
BE760701A BE760701A BE760701A BE760701A BE 760701 A BE760701 A BE 760701A BE 760701 A BE760701 A BE 760701A BE 760701 A BE760701 A BE 760701A BE 760701 A BE760701 A BE 760701A
Authority
BE
Belgium
Prior art keywords
deposits
eliminate
formation
prevent
water circuits
Prior art date
Application number
BE760701A
Other languages
English (en)
French (fr)
Inventor
Mr C E Smith
Original Assignee
Hercules Inc
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
Application filed by Hercules Inc filed Critical Hercules Inc
Publication of BE760701A publication Critical patent/BE760701A/xx

Links

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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/48—Polymers modified by chemical after-treatment
    • 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
    • C23F11/173—Macromolecular compounds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Detergent Compositions (AREA)
  • Polyamides (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE760701A 1969-12-22 1970-12-22 Procede pour prevenir et eliminer la formation de depots des circuits d'eau BE760701A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88740869A 1969-12-22 1969-12-22

Publications (1)

Publication Number Publication Date
BE760701A true BE760701A (fr) 1971-06-22

Family

ID=25391072

Family Applications (1)

Application Number Title Priority Date Filing Date
BE760701A BE760701A (fr) 1969-12-22 1970-12-22 Procede pour prevenir et eliminer la formation de depots des circuits d'eau

Country Status (8)

Country Link
JP (1) JPS506436B1 (enrdf_load_html_response)
AU (1) AU2325770A (enrdf_load_html_response)
BE (1) BE760701A (enrdf_load_html_response)
DE (1) DE2063208A1 (enrdf_load_html_response)
FR (1) FR2072001B1 (enrdf_load_html_response)
GB (1) GB1297180A (enrdf_load_html_response)
NL (1) NL7018671A (enrdf_load_html_response)
SE (1) SE359577B (enrdf_load_html_response)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL276932A (enrdf_load_html_response) * 1961-04-14

Also Published As

Publication number Publication date
FR2072001B1 (enrdf_load_html_response) 1975-06-06
GB1297180A (enrdf_load_html_response) 1972-11-22
NL7018671A (enrdf_load_html_response) 1971-06-24
SE359577B (enrdf_load_html_response) 1973-09-03
FR2072001A1 (enrdf_load_html_response) 1971-09-24
AU2325770A (en) 1972-06-15
DE2063208A1 (de) 1971-06-24
JPS506436B1 (enrdf_load_html_response) 1975-03-13

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