FI844240L - Foerfarande foer renande av perfluorkolkomposition. - Google Patents

Foerfarande foer renande av perfluorkolkomposition.

Info

Publication number: FI844240L
Authority: FI; Finland
Prior art keywords: renande; perfluorkolkomposition; foerfarande foer; foerfarande; foer
Prior art date: 1983-10-31

Application number

FI844240A

Other languages

English (en)

Other versions

FI844240A0 (fi

FI77838B (fi

FI77838C (fi

Inventor

Thomas W Bierl

Original Assignee

Sun Tech 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.)

1983-10-31

Filing date

1984-10-29

Publication date

1985-05-01

1984-10-29 Application filed by Sun Tech Inc filed Critical Sun Tech Inc

1984-10-29 Publication of FI844240A0 publication Critical patent/FI844240A0/fi

1985-05-01 Publication of FI844240L publication Critical patent/FI844240L/fi

1989-01-31 Publication of FI77838B publication Critical patent/FI77838B/fi

1989-05-10 Application granted granted Critical

1989-05-10 Publication of FI77838C publication Critical patent/FI77838C/fi

Classifications

- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- 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
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/02—Halogenated hydrocarbons
- 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)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
General Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Pharmacology & Pharmacy (AREA)
Epidemiology (AREA)
Veterinary Medicine (AREA)
Animal Behavior & Ethology (AREA)
Public Health (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Primary Cells (AREA)
Carbon And Carbon Compounds (AREA)
Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)

FI844240A 1983-10-31 1984-10-29 Foerfarande foer rening av c7-c18-perfluorkol fraon blandningar innehaollande vaete. FI77838C (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date
US54731483A	1983-10-31	1983-10-31
US54731483		1983-10-31
US65067984A	1984-09-17	1984-09-17
US65067984		1984-09-17

Publications (4)

Publication Number	Publication Date
FI844240A0 FI844240A0 (fi)	1984-10-29
FI844240L true FI844240L (fi)	1985-05-01
FI77838B FI77838B (fi)	1989-01-31
FI77838C FI77838C (fi)	1989-05-10

Family

ID=27068510

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI844240A FI77838C (fi)	1983-10-31	1984-10-29	Foerfarande foer rening av c7-c18-perfluorkol fraon blandningar innehaollande vaete.

Country Status (13)

Country	Link
EP (1)	EP0151697B1 (fi)
KR (1)	KR850002956A (fi)
AU (1)	AU562689B2 (fi)
CA (1)	CA1262346A (fi)
DE (1)	DE3475183D1 (fi)
DK (1)	DK490484A (fi)
ES (1)	ES537195A0 (fi)
FI (1)	FI77838C (fi)
GR (1)	GR80800B (fi)
IL (1)	IL73355A (fi)
NO (1)	NO159788C (fi)
PH (1)	PH23145A (fi)
PT (1)	PT79414B (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH07121881B2 (ja) *	1991-03-26	1995-12-25	信越化学工業株式会社	含フッ素有機基を有するエチレン化合物に含まれるヨウ素を除去する方法
DE4116121A1 (de) *	1991-05-17	1992-11-19	Hoechst Ag	Verfahren zur reinigung von gemischen, die im wesentlichen aus perfluorierten alkylbromiden oder alkylendibromiden bestehen
DE4205341A1 (de) *	1992-02-21	1993-08-26	Pharmpur Gmbh	Verfahren zur reinigung von perfluorcarbonen und verwendung der gereinigten perfluorcarbone
US5352785A (en) *	1993-03-30	1994-10-04	Minnesota Mining And Manufacturing Company	Continuous process for purifying perfluorochemical compositions
CN103086865B (zh) *	2013-01-29	2015-03-04	浙江大学	一种全氟烷基酰氟废弃物的处理方法
JP7032639B2 (ja)	2017-12-22	2022-03-09	セントラル硝子株式会社	ジフルオロメチル－１，２，２，２－テトラフルオロエチルエーテルの精製方法および製造方法
US12534390B2 (en)	2023-07-14	2026-01-27	Claros Technologies Inc.	Methods and systems of nitrate removal in aqueous systems for improved PFAS destruction
US20250019265A1 (en)	2023-07-14	2025-01-16	Claros Technologies Inc.	Methods and Systems of Oxidative Pretreatment of Aqueous Solutions Containing PFAS

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2738371A (en) *	1951-02-14	1956-03-13	Du Pont	Purification of fluorocarbons
US2999885A (en) *	1959-09-17	1961-09-12	Du Pont	Purification of fluorocarbons
US3696156A (en) *	1970-04-03	1972-10-03	Du Pont	Process for purification of fluoroperhalocarbons
US4530926A (en) *	1982-06-29	1985-07-23	The Green Cross Corporation	Perfluorotricyclic amines as oxygen carriers

1984
- 1984-10-10 CA CA000465036A patent/CA1262346A/en not_active Expired
- 1984-10-12 DK DK490484A patent/DK490484A/da not_active Application Discontinuation
- 1984-10-25 EP EP84112895A patent/EP0151697B1/en not_active Expired
- 1984-10-25 DE DE8484112895T patent/DE3475183D1/de not_active Expired
- 1984-10-26 AU AU34716/84A patent/AU562689B2/en not_active Ceased
- 1984-10-26 PT PT79414A patent/PT79414B/pt not_active IP Right Cessation
- 1984-10-29 FI FI844240A patent/FI77838C/fi not_active IP Right Cessation
- 1984-10-29 IL IL73355A patent/IL73355A/xx unknown
- 1984-10-29 PH PH31381A patent/PH23145A/en unknown
- 1984-10-30 ES ES537195A patent/ES537195A0/es active Granted
- 1984-10-30 KR KR1019840006775A patent/KR850002956A/ko not_active Ceased
- 1984-10-30 GR GR80800A patent/GR80800B/el unknown
- 1984-10-30 NO NO844323A patent/NO159788C/no unknown

Also Published As

Publication number	Publication date
IL73355A0 (en)	1985-01-31
DK490484D0 (da)	1984-10-12
NO159788B (no)	1988-10-31
DE3475183D1 (en)	1988-12-22
DK490484A (da)	1985-05-01
FI844240A0 (fi)	1984-10-29
EP0151697A1 (en)	1985-08-21
NO844323L (no)	1985-05-02
NO159788C (no)	1989-02-08
AU3471684A (en)	1985-05-09
PT79414A (en)	1984-11-01
CA1262346A (en)	1989-10-17
AU562689B2 (en)	1987-06-18
EP0151697B1 (en)	1988-11-17
ES8506571A1 (es)	1985-08-01
FI77838B (fi)	1989-01-31
FI77838C (fi)	1989-05-10
GR80800B (en)	1985-03-01
IL73355A (en)	1988-02-29
PH23145A (en)	1989-05-11
PT79414B (en)	1986-09-15
ES537195A0 (es)	1985-08-01
KR850002956A (ko)	1985-05-28

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: SUN TECH INC.