FR2104550A5 - - Google Patents

Info

Publication number
FR2104550A5
FR2104550A5 FR7130289A FR7130289A FR2104550A5 FR 2104550 A5 FR2104550 A5 FR 2104550A5 FR 7130289 A FR7130289 A FR 7130289A FR 7130289 A FR7130289 A FR 7130289A FR 2104550 A5 FR2104550 A5 FR 2104550A5
Authority
FR
France
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
FR7130289A
Other languages
French (fr)
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.)
Chemed Corp
Original Assignee
Chemed Corp
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 Chemed Corp filed Critical Chemed Corp
Application granted granted Critical
Publication of FR2104550A5 publication Critical patent/FR2104550A5/fr
Expired legal-status Critical Current

Links

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
    • C02F5/14—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

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)
  • Compositions Of Macromolecular Compounds (AREA)
FR7130289A 1970-08-28 1971-08-19 Expired FR2104550A5 (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6797970A 1970-08-28 1970-08-28

Publications (1)

Publication Number Publication Date
FR2104550A5 true FR2104550A5 (enrdf_load_html_response) 1972-04-14

Family

ID=22079667

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7130289A Expired FR2104550A5 (enrdf_load_html_response) 1970-08-28 1971-08-19

Country Status (4)

Country Link
CA (1) CA952784A (enrdf_load_html_response)
DE (1) DE2140149A1 (enrdf_load_html_response)
FR (1) FR2104550A5 (enrdf_load_html_response)
GB (1) GB1361857A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2337694A1 (fr) * 1976-01-07 1977-08-05 Calgon Corp Lutte contre le tartre et les depots dans les laveurs de gaz

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2621606C2 (de) * 1976-05-14 1987-04-16 Bayer Ag, 5090 Leverkusen Verwendung von Propan-1,3-diphosphonsäuren für die Wasserkonditionierung
PT71647B (en) * 1979-08-16 1982-01-21 Calgon Corp Process for preparing a composition for the control of scale and deposits in gas-liquid separation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2337694A1 (fr) * 1976-01-07 1977-08-05 Calgon Corp Lutte contre le tartre et les depots dans les laveurs de gaz

Also Published As

Publication number Publication date
CA952784A (en) 1974-08-13
GB1361857A (en) 1974-07-30
DE2140149A1 (de) 1972-03-02

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Legal Events

Date Code Title Description
ST Notification of lapse