BE708380A - - Google Patents

Info

Publication number
BE708380A
BE708380A BE708380DA BE708380A BE 708380 A BE708380 A BE 708380A BE 708380D A BE708380D A BE 708380DA BE 708380 A BE708380 A BE 708380A
Authority
BE
Belgium
Application number
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 BE708380A publication Critical patent/BE708380A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D7/00—Sublimation
    • B01D7/02—Crystallisation directly from the vapour phase
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
    • F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • F28F27/02—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus for controlling the distribution of heat-exchange media between different channels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
BE708380D 1966-12-22 1967-12-21 BE708380A (xx)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1837566A CH472364A (de) 1966-12-22 1966-12-22 Verfahren zur Herstellung eines neuen polycyclischen Amins
DE1668161A DE1668161C3 (de) 1966-12-22 1967-12-09 Abscheider für die fraktionierte Desublimation weitgehend reinen Pyromellithsäuredianhydrids
DE1668161 1967-12-09

Publications (1)

Publication Number Publication Date
BE708380A true BE708380A (xx) 1968-06-21

Family

ID=27177712

Family Applications (2)

Application Number Title Priority Date Filing Date
BE708380D BE708380A (xx) 1966-12-22 1967-12-21
BE725128D BE725128A (xx) 1966-12-22 1968-12-09

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE725128D BE725128A (xx) 1966-12-22 1968-12-09

Country Status (8)

Country Link
US (2) US3609943A (xx)
AT (2) AT290509B (xx)
BE (2) BE708380A (xx)
CH (3) CH472364A (xx)
DE (3) DE1668161C3 (xx)
FR (2) FR1573006A (xx)
GB (3) GB1180749A (xx)
NL (2) NL6717486A (xx)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH472364A (de) * 1966-12-22 1969-05-15 Geigy Ag J R Verfahren zur Herstellung eines neuen polycyclischen Amins
US3819333A (en) * 1970-07-25 1974-06-25 Zieren Chemiebau Gmbh Dr A Apparatus for the separation of organic acid anhydrides
DE2362659C2 (de) * 1973-12-17 1982-12-23 Chemische Werke Hüls AG, 4370 Marl Verfahren und Vorrichtung zur Gewinnung von höherschmelzenden organischen Stoffen durch fraktionierte Desublimation
US4036594A (en) * 1973-12-17 1977-07-19 Veba-Chemie Ag Apparatus for recovering higher melting organic materials via fractional sublimation
DE2442420C3 (de) * 1974-09-05 1979-10-31 Basf Ag, 6700 Ludwigshafen Desublimator für die Gewinnung von Sublimationsprodukten, insbesondere von Phthalsäureanhydrid, aus Reaktionsgasen
US3961665A (en) * 1974-10-08 1976-06-08 Ultracentrifuge Nederland N.V. Apparatus for separating a product of sublimation from a gas
DE2654249A1 (de) * 1976-11-30 1978-06-01 Kernforschung Gmbh Ges Fuer Verfahren und vorrichtungen zur abscheidung desublimierbarer komponenten aus gasgemischen
DE2751979A1 (de) * 1977-11-22 1979-05-23 Huels Chemische Werke Ag Verfahren zur fraktionierten desublimation von pyromellitsaeuredianhydrid
CA1118792A (en) 1977-12-22 1982-02-23 Douglas L. Swallow Tetracyclononane derivatives
US4277453A (en) * 1979-06-04 1981-07-07 United States Steel Corporation Waste gas purification reactor and method
DE3029744A1 (de) * 1980-08-06 1982-03-11 Basf Ag, 6700 Ludwigshafen Desublimator fuer die gewinnung von sublimationsprodukten aus reaktionsgasen
SE425215B (sv) * 1980-09-12 1982-09-13 Jacob Weitman Sett och anordning for behandling av en uppvermd forsmutsad gas
US4726819A (en) * 1985-06-25 1988-02-23 The Brook Club, Inc. Process and apparatus for recovering oil component from dry-distilled gas flow or solid polymer wastes
NL8600258A (nl) * 1986-02-03 1987-09-01 Ultra Centrifuge Nederland Nv Sublimatie-inrichting.
JPS6310790A (ja) * 1986-03-17 1988-01-18 Nippon Shokubai Kagaku Kogyo Co Ltd 無水ピロメリツト酸の捕集方法
DE4322628C1 (de) * 1993-07-07 1994-11-03 Santrade Ltd Verfahren und Vorrichtung zur Reinigung der Abluft aus Anlagen zur Verfestigung von Schmelzen
DE4427872C1 (de) * 1994-08-06 1996-02-01 Gea Luftkuehler Happel Gmbh Verfahren zum Abscheiden eines dampfförmigen Produkts aus einem Trägergas
DE19512845C1 (de) * 1995-04-06 1996-07-11 Balcke Duerr Gmbh Kristallisator
DE19703681A1 (de) * 1997-01-31 1998-08-06 Linde Ag Verfahren und Vorrichtung zur Entfernung von kondensierbaren Komponenten aus Gasen und/oder Gasgemischen
DE10053194A1 (de) * 2000-10-26 2002-05-16 Ems Chemie Ag ß-Hydroxyalkylamide, Verfahren zu ihrer Herstellung und deren Verwendung
JP3949371B2 (ja) 2000-11-08 2007-07-25 株式会社日本触媒 逆昇華性物質の捕集方法
CA2479720C (en) * 2004-08-26 2007-03-13 Dryair Inc. Reversing circulation for heating and cooling conduits
DE112005003542A5 (de) * 2005-04-19 2008-02-28 Creaphys Gmbh Vakuumvorrichtung und Verfahren zur Gasphasenbearbeitung einer Substanz
AU2012201798A1 (en) 2011-04-14 2012-11-01 Linde Aktiengesellschaft Heat exchanger with additional liquid control in shell space
NO2912394T3 (xx) * 2012-10-18 2018-06-30
JP6224479B2 (ja) * 2014-02-18 2017-11-01 東京エレクトロン株式会社 重合膜の成膜方法および成膜装置
CN105627792B (zh) * 2014-06-26 2017-05-17 赵炜 一种翅片间距规律变化的管壳式冷却器
CN105651080B (zh) * 2014-06-26 2017-05-24 赵炜 一种智能温度控制的冷却啤酒的管壳式换热器
DE102015101398A1 (de) * 2015-01-30 2016-08-04 Kelvion Gmbh Diskontinuierlich arbeitender Desublimator zur Trennung von Produkten aus Gasgemischen
ES2574539B1 (es) * 2016-04-18 2017-03-07 Comercializadora De Tempuras Y Derivados S.L. Sistema para eliminar gases contaminantes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH472364A (de) * 1966-12-22 1969-05-15 Geigy Ag J R Verfahren zur Herstellung eines neuen polycyclischen Amins
DE1619841A1 (de) * 1967-11-03 1971-03-25 Basf Ag Verfahren und Vorrichtung zur Abscheidung von Sublimationsprodukten aus Gasen

Also Published As

Publication number Publication date
CH472364A (de) 1969-05-15
BE725128A (xx) 1969-05-16
FR1573006A (xx) 1969-07-04
CH504223A (de) 1971-03-15
DE1668161C3 (de) 1980-10-09
NL6717486A (xx) 1968-06-24
US3609943A (en) 1971-10-05
GB1180750A (en) 1970-02-11
GB1180749A (en) 1970-02-11
AT298471B (de) 1972-05-10
CH517503A (de) 1972-01-15
DE1793665A1 (de) 1972-07-27
DE1668161B2 (de) 1980-01-31
US3693707A (en) 1972-09-26
FR1604227A (xx) 1971-10-04
DE1668167A1 (de) 1972-01-27
GB1235343A (en) 1971-06-09
AT290509B (de) 1971-06-11
NL6817401A (xx) 1969-06-11
DE1668161A1 (de) 1972-04-06

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