GB786785A - Improvements in removing dissolved oxygen from water - Google Patents

Improvements in removing dissolved oxygen from water

Info

Publication number
GB786785A
GB786785A GB380755A GB380755A GB786785A GB 786785 A GB786785 A GB 786785A GB 380755 A GB380755 A GB 380755A GB 380755 A GB380755 A GB 380755A GB 786785 A GB786785 A GB 786785A
Authority
GB
United Kingdom
Prior art keywords
dissolved oxygen
water
removing dissolved
copper
turnings
Prior art date
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.)
Expired
Application number
GB380755A
Inventor
Stephen Robert Mercer Ellis
Charles Moreland
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.)
Fisons Pharmaceuticals Ltd
Original Assignee
Genatosan 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.)
Filing date
Publication date
Application filed by Genatosan Ltd filed Critical Genatosan Ltd
Priority to GB380755A priority Critical patent/GB786785A/en
Publication of GB786785A publication Critical patent/GB786785A/en
Expired legal-status Critical Current

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
    • 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
    • C23F11/18—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 inorganic inhibitors
    • C23F11/181—Nitrogen containing compounds
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

Dissolved oxygen in boiler feed water is removed by hydrazine in the presence of copper as a catalyst. The copper may be in the form of turnings or a standard 80 mesh gauze.
GB380755A 1955-02-09 1955-02-09 Improvements in removing dissolved oxygen from water Expired GB786785A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB380755A GB786785A (en) 1955-02-09 1955-02-09 Improvements in removing dissolved oxygen from water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB380755A GB786785A (en) 1955-02-09 1955-02-09 Improvements in removing dissolved oxygen from water

Publications (1)

Publication Number Publication Date
GB786785A true GB786785A (en) 1957-11-27

Family

ID=9765263

Family Applications (1)

Application Number Title Priority Date Filing Date
GB380755A Expired GB786785A (en) 1955-02-09 1955-02-09 Improvements in removing dissolved oxygen from water

Country Status (1)

Country Link
GB (1) GB786785A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0140587A1 (en) * 1983-09-30 1985-05-08 Westinghouse Electric Corporation Process for removing dissolved oxygen from an aqueous medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0140587A1 (en) * 1983-09-30 1985-05-08 Westinghouse Electric Corporation Process for removing dissolved oxygen from an aqueous medium

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