BR9706123A - Processo para reduzir ou evitar a formação de espuma durante processos de conversão químicos e físicos de materiais e um dispositivo par aefetuar tal processo - Google Patents

Processo para reduzir ou evitar a formação de espuma durante processos de conversão químicos e físicos de materiais e um dispositivo par aefetuar tal processo

Info

Publication number
BR9706123A
BR9706123A BR9706123A BR9706123A BR9706123A BR 9706123 A BR9706123 A BR 9706123A BR 9706123 A BR9706123 A BR 9706123A BR 9706123 A BR9706123 A BR 9706123A BR 9706123 A BR9706123 A BR 9706123A
Authority
BR
Brazil
Prior art keywords
reducing
carrying
preventing foaming
conversion processes
during chemical
Prior art date
Application number
BR9706123A
Other languages
English (en)
Inventor
Ruediger Dr Schuette
Alexander Dr Ruhs
Ivan Pelgrims
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BR9706123A publication Critical patent/BR9706123A/pt

Links

Classifications

    • 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
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1818—Feeding of the fluidising gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/02—Foam dispersion or prevention
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B01D9/0022—Evaporation of components of the mixture to be separated by reducing pressure
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • 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
    • B01J3/006—Processes utilising sub-atmospheric pressure; Apparatus 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/20—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium
    • B01J8/22—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium gas being introduced into the liquid
    • B01J8/224—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium gas being introduced into the liquid the particles being subject to a circulatory movement
    • B01J8/226—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium gas being introduced into the liquid the particles being subject to a circulatory movement internally, i.e. the particles rotate within the vessel
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00245—Avoiding undesirable reactions or side-effects
    • B01J2219/0025—Foam formation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Forging (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
  • Manufacturing Of Printed Wiring (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Lubricants (AREA)
  • Treating Waste Gases (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
BR9706123A 1996-12-07 1997-12-03 Processo para reduzir ou evitar a formação de espuma durante processos de conversão químicos e físicos de materiais e um dispositivo par aefetuar tal processo BR9706123A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19650959A DE19650959A1 (de) 1996-12-07 1996-12-07 Verfahren zur Minderung oder Vermeidung einer Schaumbildung bei chemischen und physikalischen Stoffumwandlungsprozessen und Vorrichtung zu seiner Durchführung

Publications (1)

Publication Number Publication Date
BR9706123A true BR9706123A (pt) 1999-08-10

Family

ID=7814022

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9706123A BR9706123A (pt) 1996-12-07 1997-12-03 Processo para reduzir ou evitar a formação de espuma durante processos de conversão químicos e físicos de materiais e um dispositivo par aefetuar tal processo

Country Status (14)

Country Link
US (1) US6277333B1 (pt)
EP (1) EP0846486B1 (pt)
JP (1) JPH10165710A (pt)
KR (1) KR19980063816A (pt)
CN (1) CN1089620C (pt)
AT (1) ATE196613T1 (pt)
BR (1) BR9706123A (pt)
DE (2) DE19650959A1 (pt)
DK (1) DK0846486T3 (pt)
ES (1) ES2152617T3 (pt)
GR (1) GR3035042T3 (pt)
ID (1) ID18091A (pt)
PT (1) PT846486E (pt)
TR (1) TR199701514A3 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19929846A1 (de) * 1999-06-29 2001-01-04 Degussa Auftriebsfreistrahlreaktor und seine Verwendung
TW200401609A (en) * 2002-05-14 2004-02-01 Rohm & Haas Method and device for the generation of cyclopropene compounds
JP2006263549A (ja) * 2005-03-23 2006-10-05 Masaru Kogyo Kk 気体発生装置
CN102078783A (zh) * 2010-12-30 2011-06-01 广东福利龙复合肥有限公司 脲甲醛制备装置
CN102120173A (zh) * 2010-12-30 2011-07-13 广东福利龙复合肥有限公司 复合肥制备工艺中的脲甲醛生产装置
WO2017081680A1 (en) * 2015-11-09 2017-05-18 Kornit Digital Ltd. Dye discharge reagent for inkjet compositions
CN106914030B (zh) * 2017-03-08 2022-12-06 中建安装工程有限公司 一种多级环流式无机械搅拌硫酸铵结晶器及操作方法
PL238743B1 (pl) * 2018-04-11 2021-09-27 Politechnika Slaska Im Wincent Sposób pracy krystalizatora impulsowego
ES2934908T3 (es) 2018-09-05 2023-02-27 Basf Se Reactor para llevar a cabo una reacción bifásica de gas/líquido de alta presión con un medio espumante
CN111729353B (zh) * 2020-08-06 2022-03-22 中国石油化工股份有限公司 用于消除脱硫胺液发泡的泡沫分离装置和方法
US20230287275A1 (en) * 2022-03-10 2023-09-14 Amec Foster Wheeler Usa Corporation Fouling mitigation of delayed coker heaters
CN115350624B (zh) * 2022-08-11 2023-08-25 无锡秋子丹生命科技有限公司 一种带有防凝结结构的生物培养基混合装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4111829A (en) * 1975-07-31 1978-09-05 Societe Nationale Elf Aquitaine (Production) Device for destroying foam
FR2319401A1 (fr) * 1975-07-31 1977-02-25 Aquitaine Petrole Dispositif pour la destruction des mousses
DE2539797A1 (de) * 1975-09-06 1977-03-10 Janke & Kunkel Kg Vorrichtung zur nivellierung und/oder beseitigung von schaum
JPS60241902A (ja) * 1984-05-15 1985-11-30 Mitsui Eng & Shipbuild Co Ltd 安定化された有機スズ組成物
DE3900170C2 (de) * 1989-01-05 1994-02-17 Kammerer F Gmbh Verfahren und Vorrichtung zur Verminderung des Schaumvolumens über einer Flüssigeit in einem Behälter
FR2659638B1 (fr) * 1990-03-13 1992-06-05 Atochem Perborate de sodium tetrahydrate en agglomerats spheriques de particules de petite dimension et perborate monohydrate correspondant.
DE69107110T2 (de) * 1990-05-03 1995-09-14 Praxair Technology Inc Umlenkkristallisator durch direkten Kontakt.
DE4304405A1 (de) * 1993-02-15 1994-08-18 Bayer Ag Verfahren zur kontinuierlichen Wirbelschichtagglomeration
BE1010114A5 (nl) 1996-04-04 1997-12-02 Brouwerijen Alken Maes Nv Werkwijze voor het maken van bier van het type "pilsener" of "lager".

Also Published As

Publication number Publication date
TR199701514A2 (xx) 1998-06-22
ATE196613T1 (de) 2000-10-15
DE19650959A1 (de) 1998-06-10
ES2152617T3 (es) 2001-02-01
EP0846486A3 (de) 1999-07-07
DK0846486T3 (da) 2001-01-29
ID18091A (id) 1998-02-26
US6277333B1 (en) 2001-08-21
TR199701514A3 (tr) 1998-06-22
PT846486E (pt) 2001-01-31
KR19980063816A (ko) 1998-10-07
JPH10165710A (ja) 1998-06-23
CN1089620C (zh) 2002-08-28
CN1192383A (zh) 1998-09-09
DE59702401D1 (de) 2000-11-02
EP0846486A2 (de) 1998-06-10
EP0846486B1 (de) 2000-09-27
GR3035042T3 (en) 2001-03-30

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Legal Events

Date Code Title Description
PC Transfer

Free format text: DEGUSSA - HUELS AKTIENGESELLSCHAFT (DE)

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]