AT346283B - Desublimator fuer die gewinnung von sublimationsprodukten, insbesondere von phthalsaeureanhydrid, aus reaktionsgasen - Google Patents

Desublimator fuer die gewinnung von sublimationsprodukten, insbesondere von phthalsaeureanhydrid, aus reaktionsgasen

Info

Publication number: AT346283B
Authority: AT; Austria
Prior art keywords: desublimator; extraction; acid anhydride; phthalic acid; reaction gases
Prior art date: 1973-03-10

Application number

AT194874A

Other languages

English (en)

Other versions

ATA194874A (de

Original Assignee

Basf Ag

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.)

1973-03-10

Filing date

1974-03-08

Publication date

1978-11-10

1974-03-08 Application filed by Basf Ag filed Critical Basf Ag

1978-03-15 Publication of ATA194874A publication Critical patent/ATA194874A/de

1978-11-10 Application granted granted Critical

1978-11-10 Publication of AT346283B publication Critical patent/AT346283B/de

Links

238000000605 extraction Methods 0.000 title 1
239000007789 gas Substances 0.000 title 1
LGRFSURHDFAFJT-UHFFFAOYSA-N phthalic anhydride Chemical compound C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 title 1
238000000859 sublimation Methods 0.000 title 1
230000008022 sublimation Effects 0.000 title 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
- F28F9/0138—Auxiliary supports for elements for tubes or tube-assemblies formed by sleeves for finned tubes
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Crystallography & Structural Chemistry (AREA)
Thermal Sciences (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Furan Compounds (AREA)
Physical Or Chemical Processes And Apparatus (AREA)
Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

AT194874A 1973-03-10 1974-03-08 Desublimator fuer die gewinnung von sublimationsprodukten, insbesondere von phthalsaeureanhydrid, aus reaktionsgasen AT346283B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2312088A DE2312088C3 (de)	1973-03-10	1973-03-10	Desublimator für die Gewinnung von Sublimationsprodukten aus Reaktionsgasen

Publications (2)

Publication Number	Publication Date
ATA194874A ATA194874A (de)	1978-03-15
AT346283B true AT346283B (de)	1978-11-10

Family

ID=5874464

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT194874A AT346283B (de)	1973-03-10	1974-03-08	Desublimator fuer die gewinnung von sublimationsprodukten, insbesondere von phthalsaeureanhydrid, aus reaktionsgasen

Country Status (13)

Country	Link
JP (1)	JPS596683B2 (de)
AT (1)	AT346283B (de)
AU (1)	AU475213B2 (de)
BE (1)	BE812077A (de)
BR (1)	BR7401710D0 (de)
CA (1)	CA1015533A (de)
DE (1)	DE2312088C3 (de)
ES (1)	ES424112A1 (de)
FR (1)	FR2220291B1 (de)
GB (1)	GB1461461A (de)
IN (1)	IN138675B (de)
IT (1)	IT1003661B (de)
ZA (1)	ZA741524B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4570704A (en) *	1984-03-26	1986-02-18	L & M Radiator, Inc.	Support for heat exchanger tubes
DE19512845C1 (de) *	1995-04-06	1996-07-11	Balcke Duerr Gmbh	Kristallisator

1973
- 1973-03-10 DE DE2312088A patent/DE2312088C3/de not_active Expired
1974
- 1974-03-04 IT IT48955/74A patent/IT1003661B/it active
- 1974-03-05 AU AU66266/74A patent/AU475213B2/en not_active Expired
- 1974-03-07 BR BR1710/74A patent/BR7401710D0/pt unknown
- 1974-03-07 IN IN489/CAL/74A patent/IN138675B/en unknown
- 1974-03-07 CA CA194,355A patent/CA1015533A/en not_active Expired
- 1974-03-08 GB GB1041774A patent/GB1461461A/en not_active Expired
- 1974-03-08 FR FR7407945A patent/FR2220291B1/fr not_active Expired
- 1974-03-08 ZA ZA00741524A patent/ZA741524B/xx unknown
- 1974-03-08 BE BE141819A patent/BE812077A/xx not_active IP Right Cessation
- 1974-03-08 JP JP49026449A patent/JPS596683B2/ja not_active Expired
- 1974-03-08 AT AT194874A patent/AT346283B/de not_active IP Right Cessation
- 1974-03-09 ES ES424112A patent/ES424112A1/es not_active Expired

Also Published As

Publication number	Publication date
FR2220291B1 (de)	1980-03-14
ATA194874A (de)	1978-03-15
FR2220291A1 (de)	1974-10-04
ZA741524B (en)	1975-03-26
DE2312088C3 (de)	1981-10-15
AU6626674A (en)	1975-09-11
JPS596683B2 (ja)	1984-02-14
ES424112A1 (es)	1976-05-16
GB1461461A (en)	1977-01-13
AU475213B2 (en)	1976-08-12
JPS507782A (de)	1975-01-27
BR7401710D0 (pt)	1974-11-19
IT1003661B (it)	1976-06-10
CA1015533A (en)	1977-08-16
IN138675B (de)	1976-03-13
DE2312088B2 (de)	1980-07-31
DE2312088A1 (de)	1974-09-12
BE812077A (fr)	1974-09-09

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Legal Events

Date	Code	Title	Description
2000-11-15	UEP	Publication of translation of european patent specification
2002-06-15	REN	Ceased due to non-payment of the annual fee