BE712420A - - Google Patents

Info

Publication number
BE712420A
BE712420A BE712420DA BE712420A BE 712420 A BE712420 A BE 712420A BE 712420D A BE712420D A BE 712420DA BE 712420 A BE712420 A BE 712420A
Authority
BE
Belgium
Prior art keywords
perchlorethylene
liquid contact
zone
contact zone
gas
Prior art date
Application number
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE712420A publication Critical patent/BE712420A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE712420D 1967-10-02 1968-03-19 BE712420A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT787986 1967-10-02

Publications (1)

Publication Number Publication Date
BE712420A true BE712420A (zh) 1968-09-19

Family

ID=11125434

Family Applications (1)

Application Number Title Priority Date Filing Date
BE712420D BE712420A (zh) 1967-10-02 1968-03-19

Country Status (1)

Country Link
BE (1) BE712420A (zh)

Similar Documents

Publication Publication Date Title
KR100230979B1 (ko) 실리콘괴(塊)의 세정방법
CH663554A5 (fr) Procede de rincage de surfaces sans utilisation d'eau, et installation pour la mise en oeuvre de ce procede.
JP2602713B2 (ja) 酸化エチレン／グリコールの回収方法
FR2605241A1 (fr) Procede integre de traitement d'un gaz humide renfermant du methane dans le but d'en eliminer l'eau
FR2490224A1 (fr) Procede de synthese de l'uree
US5690751A (en) Vapor phase cleaning
KR20100106358A (ko) 에칭에 의한 액체 잔류물의 수성 세정 방법
CN104692391A (zh) 多晶硅生产过程中含氯硅烷浆料的干法回收方法
JP6921864B2 (ja) 塩酸の精製方法及びプラント
TWI554709B (zh) 用於高純度乙炔之圓筒的製造
EP1903032B1 (fr) Procédé de purification de lactames
BE712420A (zh)
US10494325B2 (en) Method of industrially producing monochloroacetic acid
JP4535543B2 (ja) グリコールの単離
EP0979671B1 (fr) Procédé et dispositif de purification de chlore gazeux pollué par du brome
US3233972A (en) Purification of bromine
JP3405904B2 (ja) 廃イオン交換樹脂の処理方法
JP3892037B2 (ja) ペンタフルオロエタンの精製方法
EP0121466B1 (fr) Procédé de décomposition d'un complexe d'acide orthobenzoyl-benzoique, de fluorure d'hydrogène et de trifluorure de bore
KR100543253B1 (ko) 헥사플루오로에탄의 제조 방법 및 용도
US7468466B2 (en) Process for producing hexafluoroethane and use thereof
CN114452915A (zh) 一种以三氯乙烯为原料连续合成五氯乙烷的方法及装置
FR2573324A1 (fr) Procede d'elimination des composes halogenes acides gazeux
FR2524338A1 (fr) Dispositif pour realiser notamment des economies d'energie dans la recuperation des charbons actifs contenant des solvants adsorbes
US3422599A (en) Chlorine stripping section for direct contact chlorine coolers