MX9302431A - Mejoras en un aparato oxidante termico catalitico regenerativo y su metodo. - Google Patents

Mejoras en un aparato oxidante termico catalitico regenerativo y su metodo.

Info

Publication number
MX9302431A
MX9302431A MX9302431A MX9302431A MX9302431A MX 9302431 A MX9302431 A MX 9302431A MX 9302431 A MX9302431 A MX 9302431A MX 9302431 A MX9302431 A MX 9302431A MX 9302431 A MX9302431 A MX 9302431A
Authority
MX
Mexico
Prior art keywords
regenerative catalytic
oxidizing device
catalytic thermal
thermal oxidizing
regenerative
Prior art date
Application number
MX9302431A
Other languages
English (en)
Inventor
Craig Edward Bayer
Edward George Blazejewski
Carlton Leo Bledsoe
Original Assignee
Air Preheater Abb
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 Air Preheater Abb filed Critical Air Preheater Abb
Publication of MX9302431A publication Critical patent/MX9302431A/es

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F23G7/07—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases in which combustion takes place in the presence of catalytic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2846—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration specially adapted for granular supports, e.g. pellets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/32—Arrangements for supply of additional air using air pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
    • F23G7/063—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating electric heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/06—Porous ceramics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/08—Granular material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2510/00—Surface coverings
    • F01N2510/02—Surface coverings for thermal insulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

Un aparato catalítico regenerativo (18) comprende un revestimiento cerrado (24) teniendo extremos superior e inferior, una puerta de entrada (20) en el extremo inferior y una puerta de salida (22) en el extremo superior.
MX9302431A 1992-05-08 1993-04-27 Mejoras en un aparato oxidante termico catalitico regenerativo y su metodo. MX9302431A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/879,934 US5262131A (en) 1992-05-08 1992-05-08 Catalytic regenerative thermal oxidizer

Publications (1)

Publication Number Publication Date
MX9302431A true MX9302431A (es) 1993-11-01

Family

ID=25375185

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9302431A MX9302431A (es) 1992-05-08 1993-04-27 Mejoras en un aparato oxidante termico catalitico regenerativo y su metodo.

Country Status (7)

Country Link
US (1) US5262131A (es)
EP (1) EP0594826B1 (es)
JP (1) JP2527407B2 (es)
CA (1) CA2111090C (es)
DE (1) DE69317351T2 (es)
MX (1) MX9302431A (es)
WO (1) WO1993023149A1 (es)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2691234A1 (fr) * 1992-05-14 1993-11-19 Omia Procédé de destruction par pyrolyse de particules en suspension.
US5482685A (en) * 1993-04-12 1996-01-09 Matsushita Electric Industrial Co., Ltd. Deodorizing apparatus
US5376340A (en) * 1993-04-15 1994-12-27 Abb Air Preheater, Inc. Regenerative thermal oxidizer
HUT69307A (en) * 1993-06-15 1995-09-28 Grace W R & Co Method for coating heat transfer packing material with catalyst and/or adsorbent and process for use of packings in regenerative incineration systems
US5538693A (en) * 1994-08-04 1996-07-23 Tellkamp Systems, Inc. Varying switching temperature set-point method for bed flow reversal for regenerative incinerator systems
US6207116B1 (en) 1994-08-04 2001-03-27 Enklaven Ab Catalytic purification device
CN1098118C (zh) * 1995-02-13 2003-01-08 恩格尔哈德公司 木材生产工艺中废气的纯化方法
US5658541A (en) * 1995-03-16 1997-08-19 Monsato Company Process for removal of divalent sulfur compounds from waste gases
US6042795A (en) * 1995-09-15 2000-03-28 Engelhard Corporation Methods and apparatus for treating waste gas streams from wood burning processes
US5919425A (en) * 1995-09-21 1999-07-06 Engelhard Corporation Catalyzed packing material for regenerative catalytic oxidation
US5770165A (en) * 1996-05-17 1998-06-23 Smith Engineering Company Regenerative thermal oxidizer with floor-mounted media support
NL1003547C2 (nl) * 1996-07-09 1998-01-12 Stichting Tech Wetenschapp Werkwijze voor het behandelen van een gasmengsel in een omkeerstroomreactor en een omkeerstroomreactor daarvoor.
US5753197A (en) * 1996-11-01 1998-05-19 Engelhard Corporation Method of purifying emissions
JPH10221490A (ja) * 1997-02-06 1998-08-21 Mitsubishi Heavy Ind Ltd 水素ガス含有空気の処理装置
US5823770A (en) * 1997-02-26 1998-10-20 Monsanto Company Process and apparatus for oxidizing components of a feed gas mixture in a heat regenerative reactor
WO1998057049A1 (en) * 1997-06-13 1998-12-17 Smith Engineering Company Pollutant reduction catalyst in thermal oxidizer
US5922290A (en) * 1997-08-04 1999-07-13 Owens Corning Fiberglas Technology, Inc. Regenerative thermal oxidation system for treating asphalt vapors
SE518812C2 (sv) 1998-03-17 2002-11-26 Bjoern Heed Katalytisk regenerativ anordning för rening av gaser
US6669916B2 (en) * 2001-02-12 2003-12-30 Praxair Technology, Inc. Method and apparatus for purifying carbon dioxide feed streams
US20110052471A1 (en) * 2009-08-25 2011-03-03 X-Machina Catalytic abatement system for organic solvent emissions
US8153090B2 (en) * 2009-10-06 2012-04-10 OnQuest, Inc. Cold selective catalytic reduction
CN102626590B (zh) * 2011-07-18 2013-12-04 西南化工研究设计院 一种低浓度有机可燃气体催化氧化装置及热量利用系统
US9488372B2 (en) * 2013-03-15 2016-11-08 James L Nester Fluid bed regenerative thermal oxidizer and a method for its use
US11391458B2 (en) * 2016-06-27 2022-07-19 Combustion Systems Company, Inc. Thermal oxidization systems and methods
CN110508127B (zh) * 2019-08-15 2021-09-10 新疆金禾山能源科技有限公司 一种VOCs处理用高效蓄热式催化氧化反应器

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632304A (en) * 1968-09-03 1972-01-04 Universal Oil Prod Co Catalytic oxidation of waste gas streams with fluidizable subdivided particles
US3853482A (en) * 1972-01-10 1974-12-10 Universal Oil Prod Co Recuperative thermal recombining system for handling loss of coolant
US3972682A (en) * 1975-10-06 1976-08-03 Envirotech Corporation Pyrolysis furnace
US4168228A (en) * 1977-06-15 1979-09-18 Standard Oil Company Of Indiana Waste water purification
JPS5416907U (es) * 1977-07-07 1979-02-03
PL126861B1 (en) * 1980-03-31 1983-09-30 Inst Katalizy I Fizykochemii P Method of catalytically purifying gases
US4701312A (en) * 1982-09-29 1987-10-20 Kice Warren B Fluidized bed catalytic converter
US4650414A (en) * 1985-11-08 1987-03-17 Somerset Technologies, Inc. Regenerative heat exchanger apparatus and method of operating the same
PL149165B1 (en) * 1985-12-20 1990-01-31 Polska Akademia Nauk Instytut Method of catalytically purifying gases of low concentration of pollutants
US4983364A (en) * 1987-07-17 1991-01-08 Buck F A Mackinnon Multi-mode combustor
JPH0169626U (es) * 1987-10-26 1989-05-09
DE68906819T2 (de) * 1988-03-24 1993-11-11 Polska Akademia Nauk Instytut Methode zur katalytischen Verbrennung von organischen Verbindungen und ein katalytischer Brenner zur Verbrennung von organischen Verbindungen.
PL162296B1 (pl) * 1990-02-23 1993-09-30 Lab Katalizy Stosowanej Swingt Sposób katalitycznego, rewersyjnego oczyszczania gazów PL

Also Published As

Publication number Publication date
CA2111090A1 (en) 1993-11-25
DE69317351D1 (de) 1998-04-16
DE69317351T2 (de) 1998-09-10
EP0594826B1 (en) 1998-03-11
EP0594826A1 (en) 1994-05-04
CA2111090C (en) 1999-03-09
US5262131A (en) 1993-11-16
JP2527407B2 (ja) 1996-08-21
JPH06504723A (ja) 1994-06-02
WO1993023149A1 (en) 1993-11-25

Similar Documents

Publication Publication Date Title
MX9302431A (es) Mejoras en un aparato oxidante termico catalitico regenerativo y su metodo.
FI943679A0 (fi) Otsoonigeneraattori, jossa on kierukkamaisesta kierrosmassasta muodostettu elektrodi, sekä siihen kuuluva menetelmä
TR28004A (tr) Entegre karbonlu yakit kurutma ve gazlastirma islemi ve aygiti.
DE69528094D1 (de) Farbstoff, diesen enthaltende Druckfarbe und Tintenstrahlaufzeichnungsverfahren und Gerät die Druckfarbe verwendend
IL135139A0 (en) Stage apparatus, scanning type exposure apparatus, and device produced with the same
EP0622883A3 (en) Communication apparatus and its feeding arrangement.
DE69608085T2 (de) Tintenstrahl-Tinte, Tintenstrahl-Aufzeichnungsverfahren und Tintenstrahlgerät
FI945663A0 (fi) Vetyperoksidiin perustuva klooridioksidimenetelmä
FR2686743B1 (fr) Dispositif d'enroulement et de deroulement d'un cable de transport d'energie, ou analogue.
DE69104572D1 (de) Auftrieberzeugende Vorrichtung und damit ausgerüstetes Luftschiff.
EP0660757A4 (en) WAFER HOLDING PLATE AND LIFTING DEVICE.
DE69802018T2 (de) Bandkassette, Druckvorrichtung und Faksimilegerät mit derselben
Saunders Information in the interregnum: the press, state and civil society in struggles for hegemony, Zimbabwe 1980-1990.
EP0631495A4 (en) METHOD AND DEVICE FOR MEASURING REFLECTIONS.
EP0625812A3 (en) Semiconductor laser device of the quantum well type.
EP0614230A3 (en) Sunken gate semiconductor device and manufacturing method.
IT1267180B1 (it) Cerniera separabile per una porta, in particolare per l'impiego su veicoli, presentante basso attrito.
ITTO921013A1 (it) Pannello in particolare per porta d'armadio, e particolarmente per porta d'armadio elettrico.
EP0671808A3 (de) Verfahren zum Ansteuern eines Wechselrichters und Anordnung zur Durchführung des Verfahrens.
DE68901478D1 (de) Luftstrahlwebmaschine mit verbessertem schussfadeneintrag.
BR9204588A (pt) Metodo de acionamento de fechadura,fechadura e cadeado
FR2704629B1 (fr) Film chauffant a structure modulaire, pour chauffage par rayonnement, et dispositif pour sa connexion.
NL194859B (nl) Haargroeiherstelwerkwijze en -inrichting.
ITTO920423A1 (it) Apparecchiatura e metodo per la marcatura dei tasti di una tastiera.
HK1046575A1 (en) The method and device for inputting characters.

Legal Events

Date Code Title Description
FG Grant or registration
GB Transfer or rights
HC Change of company name or juridical status

Owner name: ALSTOM POWER INC.

PD Change of proprietorship

Owner name: ALSTOM POWER INC.

MM Annulment or lapse due to non-payment of fees