CH487345A - Process for conveying a vaporous substance and application of this process - Google Patents

Process for conveying a vaporous substance and application of this process

Info

Publication number
CH487345A
CH487345A CH905166A CH905166A CH487345A CH 487345 A CH487345 A CH 487345A CH 905166 A CH905166 A CH 905166A CH 905166 A CH905166 A CH 905166A CH 487345 A CH487345 A CH 487345A
Authority
CH
Switzerland
Prior art keywords
conveying
application
vaporous substance
vaporous
substance
Prior art date
Application number
CH905166A
Other languages
German (de)
Inventor
Rothert Horst
Original Assignee
Karl Fischer App Und Rohrleitu
Chatillon Italiana Fibre
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 Karl Fischer App Und Rohrleitu, Chatillon Italiana Fibre filed Critical Karl Fischer App Und Rohrleitu
Publication of CH487345A publication Critical patent/CH487345A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/785—Preparation processes characterised by the apparatus used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
    • B01D5/0021—Vortex
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033—Other features
    • B01D5/0045—Vacuum condensation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/02—Feed or outlet devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F15/00—Other methods of preventing corrosion or incrustation
    • C23F15/005—Inhibiting incrustation
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/0003—Electric arc lamps the arc being outside, in the open
    • H05B31/0015—Electric arc lamps the arc being outside, in the open with spare electrodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Gas Separation By Absorption (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH905166A 1965-11-11 1966-06-22 Process for conveying a vaporous substance and application of this process CH487345A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2498565 1965-11-11

Publications (1)

Publication Number Publication Date
CH487345A true CH487345A (en) 1970-03-15

Family

ID=11215330

Family Applications (1)

Application Number Title Priority Date Filing Date
CH905166A CH487345A (en) 1965-11-11 1966-06-22 Process for conveying a vaporous substance and application of this process

Country Status (5)

Country Link
US (1) US3468849A (en)
JP (1) JPS4910432B1 (en)
CH (1) CH487345A (en)
GB (1) GB1166094A (en)
NL (1) NL151011B (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2409343B2 (en) * 1974-02-27 1979-06-28 Akzo Gmbh, 5600 Wuppertal Process for removing the vaporous reaction products in the production of polyesters, in particular polyethylene terephthalate
US4154921A (en) * 1978-06-19 1979-05-15 E. I. Du Pont De Nemours And Company Preparation of polyesters
US4935171A (en) * 1989-01-27 1990-06-19 Vestar, Inc. Method for vesicle formation
DE4419397A1 (en) * 1994-06-03 1995-12-14 Zimmer Ag Process for multi-stage vacuum generation in polyester production
DE4440741A1 (en) * 1994-11-15 1996-05-23 Zimmer Ag Vacuum generation process in polycarbonate production
US5466765A (en) * 1995-03-09 1995-11-14 Eastman Chemical Company Vaccum system for controlling pressure in a polyester process
US6380451B1 (en) * 1999-12-29 2002-04-30 Phillips Petroleum Company Methods for restoring the heat transfer coefficient of an oligomerization reactor
PL224046B1 (en) 2000-12-07 2016-11-30 Eastman Chem Co Low cost method for producing polyester using the tubular reactor
US6906164B2 (en) 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
US7074879B2 (en) 2003-06-06 2006-07-11 Eastman Chemical Company Polyester process using a pipe reactor
US7135541B2 (en) 2003-06-06 2006-11-14 Eastman Chemical Company Polyester process using a pipe reactor
DE102004010146B4 (en) 2004-02-27 2006-02-16 Zimmer Ag Process and apparatus for the production of polyesters and copolyesters
US7332548B2 (en) 2004-03-04 2008-02-19 Eastman Chemical Company Process for production of a polyester product from alkylene oxide and carboxylic acid
DE102005018843A1 (en) * 2005-04-22 2006-10-26 Zimmer Ag Vacuum generation and separation of volatile compound in transesterification-, esterification- or polycondensation reaction, comprises connecting suction-side evacuating reactor/vapor radiator with spraying condenser before/after switched
US7943094B2 (en) 2006-12-07 2011-05-17 Grupo Petrotemex, S.A. De C.V. Polyester production system employing horizontally elongated esterification vessel
US7649109B2 (en) 2006-12-07 2010-01-19 Eastman Chemical Company Polyester production system employing recirculation of hot alcohol to esterification zone
US7863477B2 (en) 2007-03-08 2011-01-04 Eastman Chemical Company Polyester production system employing hot paste to esterification zone
US7872090B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Reactor system with optimized heating and phase separation
US7872089B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Multi-level tubular reactor with internal tray
US7847053B2 (en) 2007-07-12 2010-12-07 Eastman Chemical Company Multi-level tubular reactor with oppositely extending segments
US7829653B2 (en) 2007-07-12 2010-11-09 Eastman Chemical Company Horizontal trayed reactor
US7868129B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Sloped tubular reactor with spaced sequential trays
US7868130B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Multi-level tubular reactor with vertically spaced segments
US7858730B2 (en) 2007-07-12 2010-12-28 Eastman Chemical Company Multi-level tubular reactor with dual headers
US7842777B2 (en) 2007-07-12 2010-11-30 Eastman Chemical Company Sloped tubular reactor with divided flow

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793235A (en) * 1954-09-27 1957-05-21 Du Pont Recovery of glycols from polyester production
SE315580B (en) * 1964-06-01 1969-10-06 Monsanto Co
US3315879A (en) * 1966-04-22 1967-04-25 Irving C Jennings Evacuation system

Also Published As

Publication number Publication date
NL151011B (en) 1976-10-15
JPS4910432B1 (en) 1974-03-11
NL6610502A (en) 1967-05-12
GB1166094A (en) 1969-10-01
US3468849A (en) 1969-09-23

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Legal Events

Date Code Title Description
PL Patent ceased