NL6400990A - - Google Patents

Info

Publication number
NL6400990A
NL6400990A NL6400990A NL6400990A NL6400990A NL 6400990 A NL6400990 A NL 6400990A NL 6400990 A NL6400990 A NL 6400990A NL 6400990 A NL6400990 A NL 6400990A NL 6400990 A NL6400990 A NL 6400990A
Authority
NL
Netherlands
Application number
NL6400990A
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 NL6400990A publication Critical patent/NL6400990A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00Halogens; Halogen acids
    • C01B7/19Fluorine; Hydrogen fluoride
    • C01B7/191Hydrogen fluoride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL6400990A 1963-02-13 1964-02-06 NL6400990A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US258284A US3271273A (en) 1963-02-13 1963-02-13 Distillation process for recovering anhydrous hydrogen fluoride

Publications (1)

Publication Number Publication Date
NL6400990A true NL6400990A (en:Method) 1964-08-14

Family

ID=22979908

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6400990A NL6400990A (en:Method) 1963-02-13 1964-02-06

Country Status (5)

Country Link
US (1) US3271273A (en:Method)
BE (1) BE643337A (en:Method)
DE (1) DE1467068A1 (en:Method)
GB (1) GB1054745A (en:Method)
NL (1) NL6400990A (en:Method)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492613A (en) * 1982-08-02 1985-01-08 The B. F. Goodrich Company Recovery of components of a binary azeotrope
US4936955A (en) * 1988-08-12 1990-06-26 Alameda Instruments, Inc. Hydrofluoric acid reprocessing for semiconductor standards
US4980032A (en) * 1988-08-12 1990-12-25 Alameda Instruments, Inc. Distillation method and apparatus for reprocessing sulfuric acid
US5061348A (en) * 1988-08-12 1991-10-29 Alameda Instruments Sulfuric acid reprocessor with continuous purge of second distillation vessel
EP2247560B1 (en) * 2008-02-21 2014-06-04 E. I. du Pont de Nemours and Company Processes for separation of 1,3,3,3-tetrafluoropropene from hydrogen fluoride by azeotropic distillation
CN112499590B (zh) * 2020-11-26 2022-10-11 中国核电工程有限公司 生产无水氟化氢的工艺及装置
CN112645285B (zh) * 2020-11-26 2022-11-18 中国核电工程有限公司 生产无水氟化氢的工艺及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2371341A (en) * 1943-08-06 1945-03-13 Phillips Petroleum Co Recovery of hydrofluoric acid
US2414646A (en) * 1944-06-24 1947-01-21 Phillips Petroleum Co Hydration of cyclic olefins
US2425752A (en) * 1944-09-15 1947-08-19 Phillips Petroleum Co Separation of hydrogen fluoride from water and organic contaminants by distillation and decantation
US2445217A (en) * 1946-04-19 1948-07-13 Phillips Petroleum Co Treatment of hydrogen fluoride solutions
US2498789A (en) * 1946-05-20 1950-02-28 Phillips Petroleum Co Recovery of hydrogen fluoride
US2661319A (en) * 1950-03-21 1953-12-01 Standard Oil Co Hydrogen fluoride purification

Also Published As

Publication number Publication date
GB1054745A (en:Method)
US3271273A (en) 1966-09-06
BE643337A (en:Method) 1964-08-04
DE1467068A1 (de) 1969-01-02

Similar Documents

Publication Publication Date Title
AR142945A1 (en:Method)
BE627012A (en:Method)
BE644554A (en:Method)
BE644953A (en:Method)
BE645881A (en:Method)
NL6400990A (en:Method)
BE645077A (en:Method)
BE644379A (en:Method)
BE643902A (en:Method)
BE643605A (en:Method)
BE643465A (en:Method)
BE643330A (en:Method)
BE643039A (en:Method)
BE642571A (en:Method)
BE640406A (en:Method)
BE638125A (en:Method)
BE627172A (en:Method)
BE627151A (en:Method)
BE627145A (en:Method)
BE627141A (en:Method)
BE627083A (en:Method)
BE627025A (en:Method)
BE627023A (en:Method)
BE626986A (en:Method)
BE626938A (en:Method)