IT1050308B - Processo per il recupero e la purificazione di acrilonitrile e metacrilonitrile - Google Patents

Processo per il recupero e la purificazione di acrilonitrile e metacrilonitrile

Info

Publication number
IT1050308B
IT1050308B IT2960375A IT2960375A IT1050308B IT 1050308 B IT1050308 B IT 1050308B IT 2960375 A IT2960375 A IT 2960375A IT 2960375 A IT2960375 A IT 2960375A IT 1050308 B IT1050308 B IT 1050308B
Authority
IT
Italy
Prior art keywords
quench
acrylonitrile
effluent
recovery
liq
Prior art date
Application number
IT2960375A
Other languages
English (en)
Original Assignee
Standard Oil Co Ohio
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 Standard Oil Co Ohio filed Critical Standard Oil Co Ohio
Priority to IT2960375A priority Critical patent/IT1050308B/it
Application granted granted Critical
Publication of IT1050308B publication Critical patent/IT1050308B/it

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT2960375A 1975-11-24 1975-11-24 Processo per il recupero e la purificazione di acrilonitrile e metacrilonitrile IT1050308B (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT2960375A IT1050308B (it) 1975-11-24 1975-11-24 Processo per il recupero e la purificazione di acrilonitrile e metacrilonitrile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2960375A IT1050308B (it) 1975-11-24 1975-11-24 Processo per il recupero e la purificazione di acrilonitrile e metacrilonitrile

Publications (1)

Publication Number Publication Date
IT1050308B true IT1050308B (it) 1981-03-10

Family

ID=11228084

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2960375A IT1050308B (it) 1975-11-24 1975-11-24 Processo per il recupero e la purificazione di acrilonitrile e metacrilonitrile

Country Status (1)

Country Link
IT (1) IT1050308B (it)

Similar Documents

Publication Publication Date Title
US3936360A (en) Process for distillation and recovery of olefinic nitriles
US3885928A (en) Acrylonitrile and methacrylonitrile recovery and purification system
GB1127359A (en) Purification of nitriles by extractive distillation
RU2247718C2 (ru) Способ получения ненасыщенного мононитрила (варианты)
JP2007297399A (ja) 改善されたアクリロニトリルの回収プロセス
US4238295A (en) Energy efficient recovery of acrylonitrile
ES472882A1 (es) Procedimiento para la recuperacion y purificacion de acrilo-nitrilo o metacrilonitrilo
US20050187401A1 (en) Process for the purification of olefinically unsaturated nitriles
RU2210566C2 (ru) Способ выделения олефинненасыщенных нитрилов
US3185636A (en) Removal of saturated carbonyls from acrylonitrile
US6860971B2 (en) Process for recovery of olefinically unsaturated nitriles
US3636068A (en) Purification of acrylonitrile by quenching absorption distillation and recycle to the absorber
IT1050308B (it) Processo per il recupero e la purificazione di acrilonitrile e metacrilonitrile
FR2332977A1 (fr) Procede ameliore de recuperation et de purification d'acrylonitrile et de methacrylonitrile
NL7513821A (en) (Meth)acrylonitrile recovery and purificn from ammoxidn effluent - with recycle of prod column bottoms to form quench liq in quench system
ATE400549T1 (de) Methode zur inhibierung von polymerisation während der rückgewinnung und reinigung von ungesättigten mononitrilen
GB1492128A (en) Process for recovery and purification of olefinic nitrile
US3661723A (en) Process for recovering of acrylonitrile and hydrocyanic acid by addition of acetonitrile to the aqueous acid neutralized effluent
GB1495050A (en) Acrylonitrile and methacrylonitrile recovery and purification system
IT1037238B (it) Sistema di ricupero e purificazione di acrilonitrile e metacrilonitrile
FR2307798A1 (fr) Perfectionnements apportes a un procede de recuperation et de purification d'acrylonitrile et de methacrylonitrile
NL7504184A (en) Recovery and purificn of (meth)acrylonitrile - with recycle of aq. quench stream in ammoxidn process
ES442836A1 (es) Procedimiento mejorado para la recuperacion y purificacion de acrilonitrilo o metacrilonitrilo.
GB1365268A (en) Disposal of waste material from unsaturated nitrile plant
USRE26401E (en) Removal of saturated carbonyls from unsaturated nitriles by ph-controlled distillation