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NL186760C - METHOD FOR COMBATING BUILD-UP DEPOSITS IN GAS WASHERS AND PREPARATION THEREFOR. - Google Patents

METHOD FOR COMBATING BUILD-UP DEPOSITS IN GAS WASHERS AND PREPARATION THEREFOR.

Info

Publication number
NL186760C
NL186760C NLAANVRAGE8802315,A NL8802315A NL186760C NL 186760 C NL186760 C NL 186760C NL 8802315 A NL8802315 A NL 8802315A NL 186760 C NL186760 C NL 186760C
Authority
NL
Netherlands
Prior art keywords
combating
deposits
build
preparation therefor
gas washers
Prior art date
Application number
NLAANVRAGE8802315,A
Other languages
Dutch (nl)
Other versions
NL186760B (en
NL8802315A (en
Original Assignee
Calgon 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
Priority claimed from NLAANVRAGE7614213,A external-priority patent/NL185221C/en
Application filed by Calgon Corp filed Critical Calgon Corp
Publication of NL8802315A publication Critical patent/NL8802315A/en
Publication of NL186760B publication Critical patent/NL186760B/en
Application granted granted Critical
Publication of NL186760C publication Critical patent/NL186760C/en

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
    • 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
    • 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
    • C02F5/105—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 combined with inorganic substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
NLAANVRAGE8802315,A 1976-01-07 1988-09-19 METHOD FOR COMBATING BUILD-UP DEPOSITS IN GAS WASHERS AND PREPARATION THEREFOR. NL186760C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US64725376A 1976-01-07 1976-01-07
US64725376 1976-01-07
US73372376A 1976-10-26 1976-10-26
US73372376 1976-10-26
NL7614213 1976-12-21
NLAANVRAGE7614213,A NL185221C (en) 1976-01-07 1976-12-21 METHOD FOR COMBATING BUILD-UP DEPOSITS IN GAS WASHERS AND PREPARATION THEREFOR.

Publications (3)

Publication Number Publication Date
NL8802315A NL8802315A (en) 1989-01-02
NL186760B NL186760B (en) 1990-09-17
NL186760C true NL186760C (en) 1991-02-18

Family

ID=27352027

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8802315,A NL186760C (en) 1976-01-07 1988-09-19 METHOD FOR COMBATING BUILD-UP DEPOSITS IN GAS WASHERS AND PREPARATION THEREFOR.

Country Status (1)

Country Link
NL (1) NL186760C (en)

Also Published As

Publication number Publication date
NL186760B (en) 1990-09-17
NL8802315A (en) 1989-01-02

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: CALGON CORPORATION TE ROBINSON TOWNSHIP

V1 Lapsed because of non-payment of the annual fee