ES546880A0 - Procedimiento para aumentar la temperatura del gas de escapeproveniente de la planta de lavado de gas de escape en la obtencion de anhidrido ftalico - Google Patents

Procedimiento para aumentar la temperatura del gas de escapeproveniente de la planta de lavado de gas de escape en la obtencion de anhidrido ftalico

Info

Publication number
ES546880A0
ES546880A0 ES546880A ES546880A ES546880A0 ES 546880 A0 ES546880 A0 ES 546880A0 ES 546880 A ES546880 A ES 546880A ES 546880 A ES546880 A ES 546880A ES 546880 A0 ES546880 A0 ES 546880A0
Authority
ES
Spain
Prior art keywords
exhaust gas
temperature
phthalic anhydride
procedure
increase
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
ES546880A
Other languages
English (en)
Other versions
ES8605503A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of ES8605503A1 publication Critical patent/ES8605503A1/es
Publication of ES546880A0 publication Critical patent/ES546880A0/es
Expired legal-status Critical Current

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
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chimneys And Flues (AREA)
  • Saccharide Compounds (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Treating Waste Gases (AREA)
  • Furan Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Catalysts (AREA)
ES546880A 1984-09-12 1985-09-11 Procedimiento para aumentar la temperatura del gas de escapeproveniente de la planta de lavado de gas de escape en la obtencion de anhidrido ftalico Expired ES8605503A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843433402 DE3433402A1 (de) 1984-09-12 1984-09-12 Verfahren zur erhoehung der temperatur des abgases aus der abgaswaschanlage bei der herstellung von phthalsaeureanhydrid

Publications (2)

Publication Number Publication Date
ES8605503A1 ES8605503A1 (es) 1986-03-16
ES546880A0 true ES546880A0 (es) 1986-03-16

Family

ID=6245174

Family Applications (1)

Application Number Title Priority Date Filing Date
ES546880A Expired ES8605503A1 (es) 1984-09-12 1985-09-11 Procedimiento para aumentar la temperatura del gas de escapeproveniente de la planta de lavado de gas de escape en la obtencion de anhidrido ftalico

Country Status (8)

Country Link
US (1) US4662898A (es)
EP (1) EP0174625B1 (es)
JP (1) JPS6168483A (es)
AT (1) ATE48133T1 (es)
CA (1) CA1235132A (es)
DE (2) DE3433402A1 (es)
ES (1) ES8605503A1 (es)
FI (1) FI853436L (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5210223A (en) * 1992-06-17 1993-05-11 Air Products And Chemicals, Inc. Elevated pressure phthalic anhydride process
CN113465408B (zh) * 2021-05-25 2023-08-15 西安航天华威化工生物工程有限公司 汽化器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2455314A (en) * 1945-08-21 1948-11-30 American Cyanamid Co Fractional condensation of phthalic anhydride
US3930803A (en) * 1970-06-19 1976-01-06 Ceag Concordia Elektrizitats-Aktiengesellschaft Anti-pollution apparatus
US3880622A (en) * 1973-11-23 1975-04-29 Combustion Eng Stack gas reheating for flue gas scrubbing system
JPS5130668A (ja) * 1974-09-09 1976-03-16 Hitachi Shipbuilding Eng Co Jinkaishokyakurohaien no hakuenshokyoho
US4252772A (en) * 1978-09-15 1981-02-24 Way Peter F Apparatus for the recovery of vaporized phthalic anhydride from gas streams
JPS603307B2 (ja) * 1978-11-29 1985-01-26 株式会社日本触媒 無水フタル酸の製造方法
US4277453A (en) * 1979-06-04 1981-07-07 United States Steel Corporation Waste gas purification reactor and method
US4300920A (en) * 1979-06-29 1981-11-17 Tranter, Inc. Stack gas reheater system
JPS5885881A (ja) * 1981-11-19 1983-05-23 Nippon Steel Chem Co Ltd 無水フタル酸の製造方法

Also Published As

Publication number Publication date
DE3433402A1 (de) 1986-03-20
CA1235132A (en) 1988-04-12
JPS6168483A (ja) 1986-04-08
EP0174625A1 (de) 1986-03-19
ATE48133T1 (de) 1989-12-15
DE3574377D1 (en) 1989-12-28
EP0174625B1 (de) 1989-11-23
ES8605503A1 (es) 1986-03-16
FI853436L (fi) 1986-03-13
FI853436A0 (fi) 1985-09-09
US4662898A (en) 1987-05-05

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970401