CH487345A - Verfahren zur Förderung eines dampfförmigen Stoffes und Anwendung dieses Verfahrens - Google Patents
Verfahren zur Förderung eines dampfförmigen Stoffes und Anwendung dieses VerfahrensInfo
- 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
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)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Polyesters Or Polycarbonates (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Gas Separation By Absorption (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2498565 | 1965-11-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH487345A true CH487345A (de) | 1970-03-15 |
Family
ID=11215330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH905166A CH487345A (de) | 1965-11-11 | 1966-06-22 | Verfahren zur Förderung eines dampfförmigen Stoffes und Anwendung dieses Verfahrens |
Country Status (5)
Country | Link |
---|---|
US (1) | US3468849A (de) |
JP (1) | JPS4910432B1 (de) |
CH (1) | CH487345A (de) |
GB (1) | GB1166094A (de) |
NL (1) | NL151011B (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2409343B2 (de) * | 1974-02-27 | 1979-06-28 | Akzo Gmbh, 5600 Wuppertal | Verfahren zum Entfernen der dampfförmigen Reaktionsprodukte bei der Herstellung von Polyestern, insbesondere von Polyäthylenterephthalat |
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 (de) * | 1994-06-03 | 1995-12-14 | Zimmer Ag | Verfahren zur mehrstufigen Vakuumerzeugung bei der Polyester-Herstellung |
DE4440741A1 (de) * | 1994-11-15 | 1996-05-23 | Zimmer Ag | Verfahren zur Vakuumerzeugung bei der Polycarbonat-Herstellung |
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 |
CN1900139B (zh) | 2000-12-07 | 2012-11-14 | 奇派特石化有限公司 | 制造缩聚物的方法 |
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 (de) | 2004-02-27 | 2006-02-16 | Zimmer Ag | Verfahren und Vorrichtung zur Herstellung von Polyestern und Copolyestern |
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 (de) * | 2005-04-22 | 2006-10-26 | Zimmer Ag | Verfahren und Vorrichtung zur Vakuumerzeugung und Abscheidung von flüchtigen Verbindungen bei Polykondensationsreaktoren |
US7649109B2 (en) | 2006-12-07 | 2010-01-19 | Eastman Chemical Company | Polyester production system employing recirculation of hot alcohol to esterification zone |
US7943094B2 (en) | 2006-12-07 | 2011-05-17 | Grupo Petrotemex, S.A. De C.V. | Polyester production system employing horizontally elongated esterification vessel |
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 |
US7868130B2 (en) | 2007-07-12 | 2011-01-11 | Eastman Chemical Company | Multi-level tubular reactor with vertically spaced segments |
US7868129B2 (en) | 2007-07-12 | 2011-01-11 | Eastman Chemical Company | Sloped tubular reactor with spaced sequential trays |
US7829653B2 (en) | 2007-07-12 | 2010-11-09 | Eastman Chemical Company | Horizontal trayed reactor |
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 |
US7847053B2 (en) | 2007-07-12 | 2010-12-07 | Eastman Chemical Company | Multi-level tubular reactor with oppositely extending segments |
US7872089B2 (en) | 2007-07-12 | 2011-01-18 | Eastman Chemical Company | Multi-level tubular reactor with internal tray |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2793235A (en) * | 1954-09-27 | 1957-05-21 | Du Pont | Recovery of glycols from polyester production |
BE664692A (de) * | 1964-06-01 | 1965-11-30 | ||
US3315879A (en) * | 1966-04-22 | 1967-04-25 | Irving C Jennings | Evacuation system |
-
1966
- 1966-06-22 CH CH905166A patent/CH487345A/de not_active IP Right Cessation
- 1966-07-26 NL NL666610502A patent/NL151011B/xx not_active IP Right Cessation
- 1966-10-14 JP JP41067237A patent/JPS4910432B1/ja active Pending
- 1966-10-26 GB GB48129/66A patent/GB1166094A/en not_active Expired
- 1966-11-08 US US592793A patent/US3468849A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS4910432B1 (de) | 1974-03-11 |
NL6610502A (de) | 1967-05-12 |
NL151011B (nl) | 1976-10-15 |
GB1166094A (en) | 1969-10-01 |
US3468849A (en) | 1969-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |