NL6611386A - - Google Patents

Info

Publication number
NL6611386A
NL6611386A NL6611386A NL6611386A NL6611386A NL 6611386 A NL6611386 A NL 6611386A NL 6611386 A NL6611386 A NL 6611386A NL 6611386 A NL6611386 A NL 6611386A NL 6611386 A NL6611386 A NL 6611386A
Authority
NL
Netherlands
Application number
NL6611386A
Other versions
NL148584B (nl
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 NL6611386A publication Critical patent/NL6611386A/xx
Publication of NL148584B publication Critical patent/NL148584B/xx

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
    • C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
    • 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
    • C07C17/395—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound
NL666611386A 1965-08-13 1966-08-12 Werkwijze voor het verhogen van het 1,2-dichloortetrafluorethaangehalte van een mengsel van 1,2- en 1,1-dichloortetrafluorethaan. NL148584B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR28291A FR1453510A (fr) 1965-08-13 1965-08-13 Purification du dichlorotétrafluoroéthane

Publications (2)

Publication Number Publication Date
NL6611386A true NL6611386A (fr) 1967-02-14
NL148584B NL148584B (nl) 1976-02-16

Family

ID=8586616

Family Applications (1)

Application Number Title Priority Date Filing Date
NL666611386A NL148584B (nl) 1965-08-13 1966-08-12 Werkwijze voor het verhogen van het 1,2-dichloortetrafluorethaangehalte van een mengsel van 1,2- en 1,1-dichloortetrafluorethaan.

Country Status (10)

Country Link
US (1) US3398202A (fr)
AT (1) AT268220B (fr)
BE (1) BE685511A (fr)
CH (1) CH475925A (fr)
DE (1) DE1593411A1 (fr)
ES (1) ES329953A1 (fr)
FR (1) FR1453510A (fr)
GB (1) GB1139517A (fr)
LU (1) LU51737A1 (fr)
NL (1) NL148584B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498591A1 (fr) * 1980-12-31 1982-07-30 Ugine Kuhlmann Procede continu de preparation en phase gazeuse du trichlorotrifluorethane, du dichlorotetrafluorethane et du monochloropentafluorethane en proportions controlees
GB8415201D0 (en) * 1984-06-14 1984-07-18 Ici Plc Chemical process
JPH0788326B2 (ja) * 1987-11-26 1995-09-27 旭硝子株式会社 １，１−ジクロロ−１，２，２，２−テトラフルオロエタンの製造方法
US4996379A (en) * 1988-05-30 1991-02-26 Central Glass Company, Limited Method of preparing 1,1,1,2-tetrafluoroethane from 1,1-dichloro-1,2,2,2-tetrafluoroethane
US4902838A (en) * 1988-12-28 1990-02-20 E. I. Du Pont De Nemours And Company Isomerization of saturated fluorohydrocarbons
CA2012792A1 (fr) * 1989-06-14 1990-12-14 Robert C. Zawalski Procede de preparation de chlorofluorocarbures par l'entremise d'un catalyseur a base de trihalogenure d'aluminium active genere in situ et produits en resultant
US5017732A (en) * 1990-02-16 1991-05-21 Dixie Chemical Company Process for preparing chlorofluorocarbons via an in situ generated activated aluminum trihalide catalyst and products resulting therefrom
US5157171A (en) * 1989-10-16 1992-10-20 E. I. Du Pont De Nemours And Company Process for chlorofluoropropanes
US5030372A (en) * 1990-07-31 1991-07-09 E. I. Du Pont De Nemours And Company Catalytic equilibration to improve the relative yield of selected halocarbons
IT1251951B (it) * 1991-10-18 1995-05-27 Ausimont Spa Procedimento per purificare 1,1,1-trifluoro-,2,2 dicloroetano dall`isomero 1,1,2-trifluoro-1,2-dicloroetano.
US5866730A (en) * 1993-04-02 1999-02-02 E. I. Du Pont De Nemours And Company Process for enriching 1,2-dichloro-1,1,2,2-tetrafluoroethane from a mixture of dichlorotetrafluoroethane isomers
ES2117182T3 (es) * 1993-10-15 1998-08-01 Solvay Fluor & Derivate Procedimiento de conversion de (hidro)carburos clorofluorados.
WO1995011875A1 (fr) * 1993-10-28 1995-05-04 Alliedsignal Inc. Procede de purification du 1,1-dichloro-2,2,2-trifluoroethane (hcfc-123) et du 1-choro-1,2,2,2-tetrafluoroethane (hcfc-124)
US5831136A (en) * 1994-09-01 1998-11-03 E. I. Du Pont De Nemours And Company Process for manufacture of high purity 1,1-dichlorotetrafluoroethane
CN110092707B (zh) * 2018-01-30 2020-08-11 中昊晨光化工研究院有限公司 一种四氟乙烯生产过程中去除氟化氢的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL263002A (fr) * 1960-03-30 1900-01-01

Also Published As

Publication number Publication date
AT268220B (de) 1969-02-10
NL148584B (nl) 1976-02-16
LU51737A1 (fr) 1966-10-10
FR1453510A (fr) 1966-06-03
US3398202A (en) 1968-08-20
ES329953A1 (es) 1967-06-01
BE685511A (fr) 1967-02-01
CH475925A (fr) 1969-07-31
DE1593411A1 (de) 1970-07-16
GB1139517A (en) 1969-01-08

Similar Documents

Publication Publication Date Title
DE1527684B2 (fr)
JPS4327215Y1 (fr)
JPS432339Y1 (fr)
JPS4314388Y1 (fr)
JPS4422558Y1 (fr)
JPS4214519Y1 (fr)
JPS4318396Y1 (fr)
JPS4324430Y1 (fr)
JPS4321960Y1 (fr)
JPS438394Y1 (fr)
BE675612A (fr)
BE675444A (fr)
NL6606337A (fr)
SE302525B (fr)
SE320028B (fr)
BE687828A (fr)
BE675770A (fr)
BE675752A (fr)
BE675748A (fr)
BE675720A (fr)
BE675675A (fr)
BE675653A (fr)
BE675642A (fr)
BE675615A (fr)
BE675516A (fr)

Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: KUHLMANN

V4 Discontinued because of reaching the maximum lifetime of a patent