BR8201505A - Filtro de separacao e ventilacao de gases e processo para sua fabricacao - Google Patents

Filtro de separacao e ventilacao de gases e processo para sua fabricacao

Info

Publication number
BR8201505A
BR8201505A BR8201505A BR8201505A BR8201505A BR 8201505 A BR8201505 A BR 8201505A BR 8201505 A BR8201505 A BR 8201505A BR 8201505 A BR8201505 A BR 8201505A BR 8201505 A BR8201505 A BR 8201505A
Authority
BR
Brazil
Prior art keywords
manufacturing
gas separation
ventilation filter
ventilation
filter
Prior art date
Application number
BR8201505A
Other languages
English (en)
Inventor
Dirk M De Winter
Original Assignee
Brunswick Corp
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 Brunswick Corp filed Critical Brunswick Corp
Publication of BR8201505A publication Critical patent/BR8201505A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0031—Degasification of liquids by filtration
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/36—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body
    • A61M5/38—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body using hydrophilic or hydrophobic filters
    • A61M5/385—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body using hydrophilic or hydrophobic filters using hydrophobic filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114—Single butt joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt joint-segment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5342—Joining single elements to open ends of tubular or hollow articles or to the ends of bars a substantially flat extra element being placed between and clamped by the joined single elements and the end of said tubular or hollow articles
    • B29C66/53425—Joining single elements to open ends of tubular or hollow articles or to the ends of bars a substantially flat extra element being placed between and clamped by the joined single elements and the end of said tubular or hollow articles said substantially flat extra element being perforated, e.g. a screen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • B29C66/53461—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat joining substantially flat covers and/or substantially flat bottoms to open ends of container bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/727—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being porous, e.g. foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/731—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the intensive physical properties of the material of the parts to be joined
    • B29C66/7317—Hydrophilicity or hydrophobicity
    • B29C66/73171—Hydrophilicity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/14—Filters

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Emergency Medicine (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Degasification And Air Bubble Elimination (AREA)
BR8201505A 1981-03-19 1982-03-18 Filtro de separacao e ventilacao de gases e processo para sua fabricacao BR8201505A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/245,444 US4515606A (en) 1981-03-19 1981-03-19 Gas separating and venting filter

Publications (1)

Publication Number Publication Date
BR8201505A true BR8201505A (pt) 1983-02-01

Family

ID=22926679

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8201505A BR8201505A (pt) 1981-03-19 1982-03-18 Filtro de separacao e ventilacao de gases e processo para sua fabricacao

Country Status (4)

Country Link
US (1) US4515606A (pt)
EP (1) EP0061328A1 (pt)
JP (1) JPS57167705A (pt)
BR (1) BR8201505A (pt)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0138060B1 (en) * 1983-09-16 1990-03-07 Mitsubishi Rayon Co., Ltd. Hollow-fiber filtering module and water purification device utilizing it
US4604090A (en) * 1983-11-22 1986-08-05 Consolidated Controls Corporation Compact implantable medication infusion device
GB2157586A (en) * 1984-04-24 1985-10-30 Sev Trent Water Authority Air valves in water supply and distribution systems
DE4120259A1 (de) * 1991-06-19 1992-12-24 Siemens Ag Generator zur erzeugung akustischer wellen
US5348646A (en) * 1992-11-16 1994-09-20 Costello Jr John R Fluid filter assembly
US5439587A (en) * 1993-07-27 1995-08-08 Millipore Corporation Self priming filter apparatus
IT1260685B (it) * 1993-09-29 1996-04-22 Sorin Biomedica Spa Dispositivo per il contenimento di sangue
US5420962A (en) * 1993-10-25 1995-05-30 Bakke; Allan P. Convection blood warming system with disposable flattened tube envelope having vent incorporating a hydrophobic filter
US6010633A (en) * 1997-03-06 2000-01-04 Hemasure Inc. Method of preventing air from becoming entrapped within a filtration device
US6251292B1 (en) 1994-03-10 2001-06-26 Hemasure, Inc. Method of preventing air from becoming entrapped within a filtration device
US5472605A (en) * 1994-03-10 1995-12-05 Hemasure, Inc. Filtration device useable for removal of leukocytes and other blood components
USD360464S (en) 1994-03-24 1995-07-18 Gelman Sciences Inc. Gas separating filter
US5591344A (en) * 1995-02-13 1997-01-07 Aksys, Ltd. Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof
US6102085A (en) * 1998-11-09 2000-08-15 Marconi Commerce Systems, Inc. Hydrocarbon vapor sensing
US6596058B2 (en) * 2001-07-16 2003-07-22 Systec, Inc. Film degassing system
ITMI20022473A1 (it) * 2002-11-21 2004-05-22 Gvs Spa Filtro per infusioni operante efficacemente in varie posizioni spaziali.
US7744553B2 (en) 2003-12-16 2010-06-29 Baxter International Inc. Medical fluid therapy flow control systems and methods
MX2011004650A (es) * 2008-10-30 2011-08-08 Porous Media Corp Sistema de ventilacion y filtracion con membrana permeable a gas.
DE102009012347A1 (de) * 2009-03-09 2010-09-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Filteranordnung und ein Verfahren zur Herstellung einer Filteranordnung
CH701558A2 (de) * 2009-07-31 2011-01-31 Alex Knobel Vorrichtung und Verfahren zum Mischen und Austauschen von Fluiden.
CN101745155B (zh) * 2010-02-05 2011-11-09 中国人民解放军第三军医大学第二附属医院 微电机输血输液泵
DK2455126T3 (en) * 2010-11-15 2017-06-06 Hoffmann La Roche Container for storing medical or pharmaceutical fluids
CN105944176A (zh) * 2016-07-13 2016-09-21 魏获生 一种可随意置放正常输液的安全型输液器
KR102085515B1 (ko) * 2018-02-27 2020-03-05 주식회사 이화메디텍 약액 공급 조절장치 및 이를 구비한 주사액 주입장치
KR102157623B1 (ko) * 2018-10-19 2020-09-18 김용현 공기 필터 장치 및 이를 포함하는 약액 주입 장치
CN112387119A (zh) * 2020-09-29 2021-02-23 杭州科百特过滤器材有限公司 一种用于去除病毒的过滤器
JP7756389B2 (ja) * 2021-03-03 2025-10-20 国立研究開発法人宇宙航空研究開発機構 気液分離装置、気液分離方法
CN113975549B (zh) * 2021-10-21 2025-07-18 佛山市奇汇医疗器械有限公司 输血输液排气盒
CN115253386B (zh) * 2022-07-22 2023-06-27 安徽中基投新能源有限公司 一种太阳能电池板的加工装置
CN115779198B (zh) * 2022-11-11 2025-08-12 古风歌(天津)医疗科技发展有限公司 一种医疗输注器具的脱气装置

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295297A (en) * 1965-10-19 1967-01-03 Cobe Lab Filter and bubble trap
US3471019A (en) * 1968-03-05 1969-10-07 Millipore Corp Filter unit
US3523408A (en) * 1968-04-02 1970-08-11 Pall Corp Gas separator
US3631654A (en) * 1968-10-03 1972-01-04 Pall Corp Gas purge device
CA1054073A (en) * 1968-12-26 1979-05-08 Nat Shaye Gas purging fluid filter
US3650093A (en) * 1970-01-08 1972-03-21 Pall Corp Sterile disposable medicament administration system
US3701433A (en) * 1970-11-10 1972-10-31 Pall Corp Filter for use in the filtration of blood
US3795558A (en) * 1971-11-08 1974-03-05 Cutter Lab Method of ultrasonic sealing hollow members
JPS5146318Y2 (pt) * 1971-12-01 1976-11-09
BE792243A (fr) * 1971-12-23 1973-03-30 Baxter Laboratories Inc Piege a bulles pour l'enlevement de bulles hors d'un fluide biologique dans des conditions assurant la sterilite
US3803810A (en) * 1972-05-01 1974-04-16 Pall Corp Liquid-gas separator and filter
US3827561A (en) * 1972-09-20 1974-08-06 Milton Roy Co Deaerator for dialysis system
US3891416A (en) * 1973-07-20 1975-06-24 Baxter Laboratories Inc Cardiotomy reservoir
US3905905A (en) * 1974-01-11 1975-09-16 Ivac Corp Filter unit
DK505474A (da) * 1974-04-25 1975-10-26 Baxterlab Inc Stopfilter for luft
US4004587A (en) * 1975-06-13 1977-01-25 Baxter Travenol Laboratories, Inc. Parenteral liquid administration set with non-air blocking filter
US4009714A (en) * 1975-07-30 1977-03-01 Johnson & Johnson Intravenous solution filter unit
US4031891A (en) * 1975-11-03 1977-06-28 Baxter Travenol Laboratories, Inc. Air eliminating filter
US3993062A (en) * 1975-11-03 1976-11-23 Baxter Laboratories, Inc. Hydrophobic valve
US4013072A (en) * 1975-11-03 1977-03-22 Baxter Travenol Laboratories, Inc. Drip chamber for intravenous administration
US4030495A (en) * 1975-11-07 1977-06-21 Baxter Travenol Laboratories, Inc. Twin check valve pump system having fail-safe characteristic
US4113627A (en) * 1976-01-28 1978-09-12 Filtertek, Inc. Process for making hermetically sealed filter units and filters made thereby
US4142523A (en) * 1976-03-31 1979-03-06 Koninklijke Emballage Industrie Van Leer B.V. Flow control device for the intravenous administration of liquids
AU3775578A (en) * 1977-07-08 1980-01-10 Johnson & Johnson Vented filter assembly
US4188948A (en) * 1977-10-20 1980-02-19 American Hospital Supply Corporation Filter device
US4190426A (en) * 1977-11-30 1980-02-26 Baxter Travenol Laboratories, Inc. Gas separating and venting filter
US4177149A (en) * 1978-07-21 1979-12-04 Pall Corporation Filter assembly for intravenous liquid administration apparatus
US4276170A (en) * 1978-08-16 1981-06-30 Critikon, Inc. Vented flexible filtration device for use in administering parenteral liquids
US4298358A (en) * 1979-01-11 1981-11-03 Baxter Travenol Laboratories, Inc. Gas separating and venting filter
US4238207A (en) * 1979-01-11 1980-12-09 Baxter Travenol Laboratories, Inc. Method of mounting a filter membrane
US4294594A (en) * 1979-10-02 1981-10-13 United States Surgical Corporation Self-contained filter assembly for removing air, particles and bacteria from a solution
US4278084A (en) * 1979-10-19 1981-07-14 Baxter Travenol Laboratories, Inc. Non air-blocking filter

Also Published As

Publication number Publication date
US4515606A (en) 1985-05-07
JPS57167705A (en) 1982-10-15
EP0061328A1 (en) 1982-09-29

Similar Documents

Publication Publication Date Title
BR8105547A (pt) Processos para remocao de manomeros gasosos
DE3366848D1 (en) Exhaust gas filter and method of making the same
BR8506401A (pt) Processo integrado de separacao gasosa
BR8806088A (pt) Membrana de separacao de gas e processo para separar gases
BR8501685A (pt) Processo para limpar gases de refugo e instalacao para sua realizacao
BR8201170A (pt) Bloco refrigerador de cadinho e processo para sua fabricacao
BR8106786A (pt) Processo para a separacao de gases nobres de fissao xenonio e criptonio de gases residuais de aparelhagens de tecnica nuclear e arranjo de coluna para a execucao do processo
BR8207248A (pt) Filtro de ceramica processo para sua producao e uso do mesmo
BR8204810A (pt) Processo para a producao de gas de sintese e dispositivo para sua realizacao
BR8200864A (pt) Compostos derivados de pirozolina processo para sua producao e inceticida
BR8501416A (pt) Processo para remocao de gas carbonico e/ou de gas sulfidrico de gases
BR8303484A (pt) Folha fumavel,coesa,e processo para sua fabricacao
BR8401353A (pt) Filtro para a purificacao de gases
BR8406272A (pt) Processo e equipamento para a purificacao de gases
AU557319B2 (en) Removing acid gases from gas mixtures
BR8204930A (pt) Folha nao-trancada expandiad e processo para sua fabricacao
AU7993682A (en) Removing acidic gases from gas mixtures
BR8200351A (pt) Processo e aparelho para a reducao seletiva de oxidos metalicos
AT383503B (de) Schuettschichtfilter, insbesondere fuer rauchgase
FI820163A7 (fi) Menetelmä NOx -kaasujen eroittamiseksi.
BR8205958A (pt) Silenciador de escapamento e processo para sua fabricacao
BR8207577A (pt) Particulas cataliticas e processo para sua fabricacao
AU546792B2 (en) Removing sulphur oxides from gases
BR8306695A (pt) Processo e instalacao para a reducao de pressao de gases de alto-forno de um estagio de pressao superior
AU548689B2 (en) Removing sulphur oxides from gases

Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: B01D 19/00 (2006.01), A61M 5/38 (2006.0