FR2235878B1 - - Google Patents

Info

Publication number
FR2235878B1
FR2235878B1 FR7423050A FR7423050A FR2235878B1 FR 2235878 B1 FR2235878 B1 FR 2235878B1 FR 7423050 A FR7423050 A FR 7423050A FR 7423050 A FR7423050 A FR 7423050A FR 2235878 B1 FR2235878 B1 FR 2235878B1
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
FR7423050A
Other languages
French (fr)
Other versions
FR2235878A1 (it
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.)
USS Engineers and Consultants Inc
Original Assignee
USS Engineers and Consultants 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 USS Engineers and Consultants Inc filed Critical USS Engineers and Consultants Inc
Publication of FR2235878A1 publication Critical patent/FR2235878A1/fr
Application granted granted Critical
Publication of FR2235878B1 publication Critical patent/FR2235878B1/fr
Expired legal-status Critical Current

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
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • 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
    • 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
    • B01D53/1418—Recovery of products
    • 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
    • B01D53/1456—Removing acid components
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/12—Separation of ammonia from gases and vapours

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
  • Industrial Gases (AREA)
  • Removal Of Specific Substances (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7423050A 1973-07-02 1974-07-02 Expired FR2235878B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37608973A 1973-07-02 1973-07-02

Publications (2)

Publication Number Publication Date
FR2235878A1 FR2235878A1 (it) 1975-01-31
FR2235878B1 true FR2235878B1 (it) 1978-02-17

Family

ID=23483669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423050A Expired FR2235878B1 (it) 1973-07-02 1974-07-02

Country Status (8)

Country Link
JP (1) JPS5919882B2 (it)
BR (1) BR7405392D0 (it)
CA (1) CA1017536A (it)
DE (1) DE2431531A1 (it)
ES (1) ES427854A1 (it)
FR (1) FR2235878B1 (it)
GB (1) GB1479900A (it)
IT (1) IT1020656B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2551097C2 (de) * 1975-11-14 1983-11-10 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Gewinnung von reinem konzentriertem Ammoniak
DE2624670A1 (de) * 1976-06-02 1977-12-22 Otto & Co Gmbh Dr C Verfahren zur entfernung des schwefelwasserstoffs aus gasen mittels einer ammoniakkreislaufwaesche
US4287162A (en) * 1979-07-18 1981-09-01 Suntech, Inc. Separation of ammonia from ammonia containing gases
TW382005B (en) * 1996-04-30 2000-02-11 Standard Oil Co Ohio Process for recovery and recycle of ammonia from an acrylonitrile reactor refluent stream using an ammonium phosphate quench system
JP4975205B2 (ja) * 2000-04-28 2012-07-11 日揮株式会社 ガス状混合物からのアンモニア回収方法
AU785083B2 (en) * 2001-04-06 2006-09-14 Rohm And Haas Company Improved process for ammonia recovery
JP5153980B2 (ja) * 2001-09-27 2013-02-27 パナソニック環境エンジニアリング株式会社 アンモニアの回収装置
KR20200124351A (ko) 2019-04-23 2020-11-03 삼성전자주식회사 코발트 전구체, 이를 이용한 코발트 함유막의 제조 방법 및 이를 이용한 반도체 소자의 제조 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797148A (en) * 1951-03-13 1957-06-25 Du Pont Recovery of nh3 from a gaseous mixture containing nh3 and hcn
US3718731A (en) * 1970-10-26 1973-02-27 Du Pont Process for recovering ammonia from a gaseous mixture containing nh3 and hcn
DE2056727B2 (de) * 1970-11-18 1977-10-20 Fa Carl Still, 4350 Recklinghausen Kreislaufverfahren zum auswaschen von schwefelwasserstoff und ammoniak aus kokereigasen

Also Published As

Publication number Publication date
IT1020656B (it) 1977-12-30
JPS5919882B2 (ja) 1984-05-09
JPS5049199A (it) 1975-05-01
FR2235878A1 (it) 1975-01-31
DE2431531C2 (it) 1987-05-14
AU7048974A (en) 1976-01-08
BR7405392D0 (pt) 1975-03-25
GB1479900A (en) 1977-07-13
ES427854A1 (es) 1976-11-16
CA1017536A (en) 1977-09-20
DE2431531A1 (de) 1975-01-30

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Legal Events

Date Code Title Description
ST Notification of lapse