BR8804280A - Compostos perfluorados,processo de solda e processo de transporte de gases - Google Patents

Compostos perfluorados,processo de solda e processo de transporte de gases

Info

Publication number
BR8804280A
BR8804280A BR8804280A BR8804280A BR8804280A BR 8804280 A BR8804280 A BR 8804280A BR 8804280 A BR8804280 A BR 8804280A BR 8804280 A BR8804280 A BR 8804280A BR 8804280 A BR8804280 A BR 8804280A
Authority
BR
Brazil
Prior art keywords
perfluored
compounds
gas transport
welding process
welding
Prior art date
Application number
BR8804280A
Other languages
English (en)
Inventor
Frank Kenneth Schweighardt
Webb Ira Bailey
John Theodore Lileck
John Keller Graybill
Eugene George Lutz
Original Assignee
Air Prod & Chem
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 Air Prod & Chem filed Critical Air Prod & Chem
Publication of BR8804280A publication Critical patent/BR8804280A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C23/00—Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring
    • C07C23/18—Polycyclic halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C23/00—Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring
    • C07C23/18—Polycyclic halogenated hydrocarbons
    • C07C23/20—Polycyclic halogenated hydrocarbons with condensed rings none of which is aromatic
    • C07C23/36—Halogenated completely or partially hydrogenated naphthalenes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/38—Selection of media, e.g. special atmospheres for surrounding the working area
    • B23K35/386—Selection of media, e.g. special atmospheres for surrounding the working area for condensation soldering
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C22/00—Cyclic compounds containing halogen atoms bound to an acyclic carbon atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C23/00—Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring
    • C07C23/18—Polycyclic halogenated hydrocarbons
    • C07C23/20—Polycyclic halogenated hydrocarbons with condensed rings none of which is aromatic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8804280A 1987-08-25 1988-08-23 Compostos perfluorados,processo de solda e processo de transporte de gases BR8804280A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/089,293 US4873315A (en) 1987-08-25 1987-08-25 Perfluorinated propyl derivative compounds

Publications (1)

Publication Number Publication Date
BR8804280A true BR8804280A (pt) 1989-03-21

Family

ID=22216818

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8804280A BR8804280A (pt) 1987-08-25 1988-08-23 Compostos perfluorados,processo de solda e processo de transporte de gases

Country Status (6)

Country Link
US (1) US4873315A (pt)
EP (1) EP0304808A1 (pt)
JP (1) JPH01125335A (pt)
KR (1) KR910005228B1 (pt)
BR (1) BR8804280A (pt)
ZA (1) ZA886319B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68915686T2 (de) * 1988-10-26 1995-01-12 Osaka Gas Co Ltd Flüssiges Fluorcarbon und Verfahren zur Herstellung davon.

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30399A (en) * 1860-10-16 Gas-kegttlatob
US2631170A (en) * 1943-02-13 1953-03-10 Fowler Robert Dudley Process for the preparation of fluorocarbons
US2574619A (en) * 1943-03-09 1951-11-13 George H Cady Process for the preparation of fluorocarbons
US2459782A (en) * 1945-09-24 1949-01-25 Purdue Research Foundation Anellated fluorocarbons
US2487820A (en) * 1945-12-15 1949-11-15 Purdue Research Foundation Fluorination of fused-ring hydrocarbons with lead tetrafluoride
GB1281822A (en) * 1969-01-16 1972-07-19 Imp Smelting Corp Ltd Improved fluorination process
DE2222699B2 (de) * 1972-05-09 1977-10-20 Siemens AG, 1000 Berlin und 8000 München Regenerierfaehiger elektrischer kondensator
US3775489A (en) * 1971-04-14 1973-11-27 J Margrave Process for fluorination of aromatic and polynuclear hydrocarbon compounds and fluorocarbons produced thereby
JPS5812509B2 (ja) * 1975-09-20 1983-03-08 株式会社日立製作所 カイホウガタフツトウレイキヤクソウチ
USRE30399E (en) 1977-08-19 1980-09-09 Western Electric Co., Inc. Method for soldering, fusing or brazing
US4143079A (en) * 1978-05-15 1979-03-06 Suntech, Inc. Novel process for production of perfluoro p-methane from pinene
US4186253A (en) * 1978-10-10 1980-01-29 The Green Cross Corporation Perfusate for preserving organ to be transplanted and preserving method
US4396785A (en) * 1980-09-01 1983-08-02 Kureha Kagaku Kogyo Kabushiki Kaisha 3,3,3-Trifluoropropyl derivatives of naphthalene or methylnaphthalene and process for preparing the same
GB2110204A (en) * 1981-11-26 1983-06-15 Isc Chemicals Ltd Perfluoro(alkylcyclohexane) mixtures for use in vapour soldering
US4453028A (en) * 1982-03-29 1984-06-05 Lagow Richard J Perfluorinated compounds with cyclohexyl groups
GB8312503D0 (en) * 1983-05-06 1983-06-08 Isc Chemicals Ltd Vapour phase soldering
US4739112A (en) * 1985-02-01 1988-04-19 Minnesota Mining And Manufacturing Company Perfluoropolycycloalkanes

Also Published As

Publication number Publication date
US4873315A (en) 1989-10-10
KR910005228B1 (ko) 1991-07-24
ZA886319B (en) 1990-04-25
EP0304808A1 (en) 1989-03-01
KR890003656A (ko) 1989-04-17
JPH01125335A (ja) 1989-05-17

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