CH441261A - Verfahren zum Absorbieren von Formaldehyd aus formaldehydhaltigem Gas - Google Patents

Verfahren zum Absorbieren von Formaldehyd aus formaldehydhaltigem Gas

Info

Publication number
CH441261A
CH441261A CH713263A CH713263A CH441261A CH 441261 A CH441261 A CH 441261A CH 713263 A CH713263 A CH 713263A CH 713263 A CH713263 A CH 713263A CH 441261 A CH441261 A CH 441261A
Authority
CH
Switzerland
Prior art keywords
formaldehyde
gas containing
absorbing
containing formaldehyde
absorbing formaldehyde
Prior art date
Application number
CH713263A
Other languages
English (en)
Inventor
Hermanus De Rooij Abraham
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Publication of CH441261A publication Critical patent/CH441261A/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/1487—Removing organic compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/1406—Multiple stage absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/1493—Selection of liquid materials for use as absorbents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH713263A 1962-06-08 1963-06-06 Verfahren zum Absorbieren von Formaldehyd aus formaldehydhaltigem Gas CH441261A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL279553 1962-06-08

Publications (1)

Publication Number Publication Date
CH441261A true CH441261A (de) 1967-08-15

Family

ID=19753893

Family Applications (1)

Application Number Title Priority Date Filing Date
CH713263A CH441261A (de) 1962-06-08 1963-06-06 Verfahren zum Absorbieren von Formaldehyd aus formaldehydhaltigem Gas

Country Status (6)

Country Link
US (1) US3151960A (de)
BE (1) BE633360A (de)
CH (1) CH441261A (de)
ES (1) ES288813A1 (de)
GB (1) GB974071A (de)
SE (1) SE337808B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60101401A (ja) * 1983-11-07 1985-06-05 三菱瓦斯化学株式会社 ホルムアルデヒド生成ガスの廃熱回収法
US7011869B2 (en) * 1999-05-26 2006-03-14 Ppg Industries Ohio, Inc. Multi-stage processes for coating substrates with multi-component composite coating compositions

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2977386A (en) * 1955-04-08 1961-03-28 Allied Chem Absorption of formaldehyde in alkaline urea solution
US3067177A (en) * 1957-10-30 1962-12-04 Montedison Spa Process for producing concentrated urea-formaldehyde solutions by absorbing gaseous formaldehyde in aqueous urea solutions

Also Published As

Publication number Publication date
SE337808B (de) 1971-08-23
GB974071A (en) 1964-11-04
US3151960A (en) 1964-10-06
ES288813A1 (es) 1963-10-16
BE633360A (fr) 1963-12-09

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