BR8004735A - Processo e dispositivo para a producao de cloreto de cianogenio puro - Google Patents

Processo e dispositivo para a producao de cloreto de cianogenio puro

Info

Publication number
BR8004735A
BR8004735A BR8004735A BR8004735A BR8004735A BR 8004735 A BR8004735 A BR 8004735A BR 8004735 A BR8004735 A BR 8004735A BR 8004735 A BR8004735 A BR 8004735A BR 8004735 A BR8004735 A BR 8004735A
Authority
BR
Brazil
Prior art keywords
production
cyanogen chloride
pure
pure cyanogen
chloride
Prior art date
Application number
BR8004735A
Other languages
English (en)
Inventor
W Heimberger
F Bittner
K Puschner
N Kriebitzsch
K Henkel
M Petzold
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BR8004735A publication Critical patent/BR8004735A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00—Cyanogen; Compounds thereof
    • C01C3/004—Halogenides of cyanogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • B01D3/322—Reboiler specifications
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/343—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
BR8004735A 1979-08-02 1980-07-29 Processo e dispositivo para a producao de cloreto de cianogenio puro BR8004735A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2931353A DE2931353C2 (de) 1979-08-02 1979-08-02 Verfahren zur Reinigung von rohem, wasserhaltigem Chlorcyan

Publications (1)

Publication Number Publication Date
BR8004735A true BR8004735A (pt) 1981-02-10

Family

ID=6077441

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8004735A BR8004735A (pt) 1979-08-02 1980-07-29 Processo e dispositivo para a producao de cloreto de cianogenio puro

Country Status (13)

Country Link
US (1) US4328010A (pt)
JP (1) JPS5654223A (pt)
BE (1) BE884592A (pt)
BR (1) BR8004735A (pt)
CH (1) CH644085A5 (pt)
DD (1) DD152326A5 (pt)
DE (1) DE2931353C2 (pt)
FR (1) FR2465686A1 (pt)
GB (1) GB2057410B (pt)
HU (1) HU186283B (pt)
PL (1) PL121968B1 (pt)
YU (2) YU41735B (pt)
ZA (1) ZA804560B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3205528C2 (de) * 1982-02-12 1985-04-04 Gustav 5870 Hemer Kolb Sonde zur Teufenmessung
JP2009066519A (ja) * 2007-09-13 2009-04-02 Kiriyama Seisakusho:Kk 蒸留と膜分離を組み合わせた分離装置
US9475761B2 (en) * 2012-10-26 2016-10-25 Mitsubishi Gas Chemical Company, Inc. Method for producing cyanogen-halide, cyanate ester compound and method for producing the same, and resin composition
CN107433116B (zh) * 2017-09-24 2023-12-29 中夏旭杰建设科技有限公司 Vb12生产尾气的处理方法及处理装置
CN112704896A (zh) * 2020-12-09 2021-04-27 张家港市科华化工装备制造有限公司 一种头塔回流罐
CN113680087A (zh) * 2021-08-27 2021-11-23 重庆山巨化工机械股份有限公司 双塔高效节能精馏工艺

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1588731A (en) * 1924-11-25 1926-06-15 American Cyanamid Co Method of preparing cyanogen chloride
US2672398A (en) * 1949-12-12 1954-03-16 Degussa Process for the production of cyanogen chloride
DE827358C (de) 1949-12-13 1952-01-10 Degussa Verfahren zur Herstellung von Chlorcyan
DE1009603B (de) 1954-10-01 1957-06-06 Basf Ag Mit Fuellkoerpern versehener Turm fuer die Absorption von Chlorwasserstoff aus Gasen
GB890268A (en) * 1959-09-24 1962-02-28 Du Pont Improvements relating to the production of cyanogen halides
US3197273A (en) * 1961-07-31 1965-07-27 Geigy Chem Corp Process for the continuous production of cyanogen chloride
CH522564A (de) * 1967-10-03 1972-06-30 Degussa Verfahren zur Reinigung von benzolhaltigem Cyanwasserstoff
DE1271091B (de) 1967-10-03 1968-06-27 Degussa Verfahren zur Reinigung von benzolhaltigem Cyanwasserstoff
CH490402A (de) * 1968-01-10 1970-05-15 Agripat Sa Verfahren zur Rückgewinnung brauchbarer Bestandteile der Gase, welche bei der katalytischen Herstellung von Chlorcyan aus Blausäure und Chlor bzw. bei der anschliessenden Trimerisierung des Chlorcyans zu Cyanurchlorid in der Dampfphase an fallen
CH498848A (de) * 1968-07-10 1970-11-15 Agripat Sa Kontinuierliches Verfahren zur Rückgewinnung brauchbarer Bestandteile der Gase, welche bei der katalytischen Herstellung von Chlorcyan aus Blausäure und Chlor bzw. bei der anschliessenden Trimerisierung des Chlorcyans zu Cyanurchlorid in der Dampfphase anfallen
US3593494A (en) * 1968-08-08 1971-07-20 Geigy Chem Corp Process for the separation of gaseous mixtures of cyanogen chloride and hydrogen chloride
DE1809607C3 (de) * 1968-11-19 1974-01-10 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur absorptiven Trennung von bei der Gasphasenreaktion von Chlor und Cyanwasserstoff anfallenden Gemischen aus Chlorcyan und Chlorwasserstoff
BE756209A (fr) * 1969-09-17 1971-03-16 Agripat Sa Procede de preparation du chlorure de cyanuryle
BE756210A (fr) * 1969-09-17 1971-03-16 Agripat Sa Procede perfectionne pour la preparation du chlorure de cyanuryle
US3607671A (en) * 1970-07-02 1971-09-21 Ciba Geigy Corp Condensing liquid cyanuric chloride from cases including washing the gases with liquid phosphorous oxychloride
US3840648A (en) * 1971-06-02 1974-10-08 Degussa Process for the production of cyanogen chloride
DE2131383C3 (de) * 1971-06-24 1974-02-07 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Herstellung von Chlorcyan
BE791975A (fr) * 1971-11-30 1973-05-28 Westinghouse Electric Corp Systemes de concentration d'une solution moderatrice utilisee dans une centrale nucleaire a eau sous pression
NL182804C (nl) * 1973-12-21 1988-05-16 Degussa Werkwijze voor het bereiden van cyanuurchloride.
IT1024767B (it) * 1973-12-21 1978-07-20 Degussa Procedimento per la purificazione del cloruro di cianogen
NL7415342A (nl) * 1974-01-12 1975-07-15 Degussa Werkwijze ter bereiding van chloorcyaan en stofchloride.
GB1525343A (en) * 1975-05-12 1978-09-20 Degussa Process for the production of cyanogen chloride or cyanogen bromide
US4255167A (en) * 1978-11-17 1981-03-10 Ciba-Geigy Corporation Process for purifying cyanogen chloride gas

Also Published As

Publication number Publication date
US4328010A (en) 1982-05-04
PL121968B1 (en) 1982-06-30
GB2057410B (en) 1983-05-18
YU41735B (en) 1987-12-31
GB2057410A (en) 1981-04-01
JPS5654223A (en) 1981-05-14
FR2465686B1 (pt) 1983-06-10
YU283382A (en) 1985-03-20
DD152326A5 (de) 1981-11-25
ZA804560B (en) 1981-11-25
YU145880A (en) 1983-12-31
DE2931353C2 (de) 1982-06-09
BE884592A (fr) 1981-02-02
JPS6350288B2 (pt) 1988-10-07
DE2931353A1 (de) 1981-02-12
FR2465686A1 (fr) 1981-03-27
CH644085A5 (de) 1984-07-13
PL226012A1 (pt) 1981-04-24
HU186283B (en) 1985-07-29
YU43534B (en) 1989-08-31

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