[go: up one dir, main page]

NO800558L - Fremgangsmaate til fremstilling av en toerr oksygenanriket gass og en nitrogenrik gass fra luft - Google Patents

Fremgangsmaate til fremstilling av en toerr oksygenanriket gass og en nitrogenrik gass fra luft

Info

Publication number
NO800558L
NO800558L NO800558A NO800558A NO800558L NO 800558 L NO800558 L NO 800558L NO 800558 A NO800558 A NO 800558A NO 800558 A NO800558 A NO 800558A NO 800558 L NO800558 L NO 800558L
Authority
NO
Norway
Prior art keywords
gas
nitrogenric
procedure
preparation
air
Prior art date
Application number
NO800558A
Other languages
English (en)
Other versions
NO153168C (no
NO153168B (no
Inventor
Shivaji Sircar
Thomas Robert White
Original Assignee
Air Prod & Chem
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21777240&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO800558(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Prod & Chem filed Critical Air Prod & Chem
Publication of NO800558L publication Critical patent/NO800558L/no
Publication of NO153168B publication Critical patent/NO153168B/no
Publication of NO153168C publication Critical patent/NO153168C/no

Links

Classifications

    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/047—Pressure swing adsorption
    • B01D53/0476—Vacuum pressure swing adsorption
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/04—Purification or separation of nitrogen
    • C01B21/0405—Purification or separation processes
    • C01B21/0433—Physical processing only
    • C01B21/045—Physical processing only by adsorption in solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/10—Nitrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/12—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/50—Carbon oxides
    • B01D2257/504—Carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/80—Water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40003—Methods relating to valve switching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/402—Further details for adsorption processes and devices using two beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/41—Further details for adsorption processes and devices using plural beds of the same adsorbent in series
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Drying Of Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO800558A 1979-02-28 1980-02-27 Fremgangsmaate for fremstilling av en toerr oksygenanriket gass og en nitrogenrik gass fra luft. NO153168C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/016,460 US4264340A (en) 1979-02-28 1979-02-28 Vacuum swing adsorption for air fractionation

Publications (3)

Publication Number Publication Date
NO800558L true NO800558L (no) 1980-08-29
NO153168B NO153168B (no) 1985-10-21
NO153168C NO153168C (no) 1986-01-29

Family

ID=21777240

Family Applications (1)

Application Number Title Priority Date Filing Date
NO800558A NO153168C (no) 1979-02-28 1980-02-27 Fremgangsmaate for fremstilling av en toerr oksygenanriket gass og en nitrogenrik gass fra luft.

Country Status (14)

Country Link
US (1) US4264340A (no)
EP (1) EP0016558B1 (no)
JP (1) JPS55147119A (no)
KR (2) KR830001882B1 (no)
AU (1) AU535234B2 (no)
BR (1) BR8001158A (no)
CA (1) CA1134285A (no)
DE (1) DE3060296D1 (no)
ES (1) ES488984A0 (no)
IN (1) IN153263B (no)
MX (1) MX155618A (no)
NO (1) NO153168C (no)
PT (1) PT70873A (no)
ZA (1) ZA801124B (no)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3122701A1 (de) * 1981-06-06 1982-12-23 Bergwerksverband Gmbh, 4300 Essen Verfahren zur trennung von gasgemischen mittels druckwechseltechnik
DE3146189A1 (de) * 1981-11-21 1983-05-26 Leybold-Heraeus GmbH, 5000 Köln Verfahren zum betrieb einer druckwechselanlage und nach diesem verfahren arbeitende druckwechselanlage
US4439213A (en) * 1981-12-30 1984-03-27 The C. M. Kemp Manufacturing Co. Nitrogen generation system
US4529416A (en) * 1983-02-11 1985-07-16 Air Products And Chemicals, Inc. Gas separation kinetics in commercial pellets
US4472178A (en) * 1983-07-05 1984-09-18 Air Products And Chemicals, Inc. Adsorptive process for the removal of carbon dioxide from a gas
US4539019A (en) * 1983-09-29 1985-09-03 Air Products & Chemicals, Inc. Control system for air fractionation by selective adsorption
JPS61161116A (ja) * 1984-12-29 1986-07-21 Kogyo Kaihatsu Kenkyusho ガスの吸着分離方法
US4599094A (en) * 1985-03-07 1986-07-08 Union Carbide Corporation Enhanced pressure swing adsorption processing
US4744803A (en) * 1985-08-19 1988-05-17 The Ohio State University Research Foundation Complementary pressure swing adsorption
US4636226A (en) * 1985-08-26 1987-01-13 Vbm Corporation High pressure oxygen production system
US4770676A (en) * 1986-05-16 1988-09-13 Air Products And Chemicals, Inc. Recovery of methane from land fill gas
US4869733A (en) * 1986-05-22 1989-09-26 Vbm Corporation Super-enriched oxygen generator
JPS62298418A (ja) * 1986-06-19 1987-12-25 Kogyo Kaihatsu Kenkyusho ガスの分離回収方法
US4813977A (en) * 1987-12-29 1989-03-21 Air Products And Chemicals, Inc. Adsorptive nitrogen generation utilizing multiple adsorption beds
US4810265A (en) * 1987-12-29 1989-03-07 Union Carbide Corporation Pressure swing adsorption process for gas separation
US4892565A (en) * 1987-12-29 1990-01-09 Air Products And Chemicals, Inc. Adsorptive separation utilizing multiple adsorption beds
US4950311A (en) * 1988-03-07 1990-08-21 White Jr Donald H Heaterless adsorption system for combined purification and fractionation of air
DE3829584A1 (de) * 1988-09-01 1990-03-08 Bayer Ag Trennung von gasgemischen durch vakuum swing adsorption in einem zwei-adsorber-system
DE3842930A1 (de) * 1988-12-21 1990-06-28 Bayer Ag Verfahren zur adsorptiven sauerstoffanreicherung von luft mit mischungen aus ca-zeolith a molekularsieben mittels vakuum-swing-adsorption
US5116396A (en) * 1989-05-12 1992-05-26 Union Carbide Industrial Gases Technology Corporation Hybrid prepurifier for cryogenic air separation plants
US4931070A (en) * 1989-05-12 1990-06-05 Union Carbide Corporation Process and system for the production of dry, high purity nitrogen
US5004482A (en) * 1989-05-12 1991-04-02 Union Carbide Corporation Production of dry, high purity nitrogen
US4934148A (en) * 1989-05-12 1990-06-19 Union Carbide Corporation Dry, high purity nitrogen production process and system
US4915711A (en) * 1989-05-18 1990-04-10 Air Products And Chemicals, Inc. Adsorptive process for producing two gas streams from a gas mixture
JPH0228712U (no) * 1989-08-17 1990-02-23
US4973339A (en) * 1989-10-18 1990-11-27 Airsep Corporation Pressure swing absorption process and system for gas separation
US5032150A (en) * 1989-11-03 1991-07-16 The Ohio State University Pressure swing adsorption
US4971606A (en) * 1989-11-06 1990-11-20 Air Products And Chemicals, Inc. Closed-loop thermal regeneration of adsorbents containing reactive adsorbates
US4964888A (en) * 1989-12-27 1990-10-23 Uop Multiple zone adsorption process
US5084075A (en) * 1990-04-10 1992-01-28 Air Products And Chemicals, Inc. Vacuum swing adsorption process for production of 95+% n2 from ambient air
US5232474A (en) * 1990-04-20 1993-08-03 The Boc Group, Inc. Pre-purification of air for separation
US5042994A (en) * 1990-05-25 1991-08-27 Union Carbide Industrial Gases Technology Corporation Control of pressure swing adsorption operations
US5624477A (en) * 1991-05-09 1997-04-29 The Boc Group Plc Pressure swing adsorption plants
US5226933A (en) * 1992-03-31 1993-07-13 Ohio State University Pressure swing adsorption system to purify oxygen
AT407632B (de) * 1993-09-21 2001-05-25 Jetzlsberger Montage Gmbh Vorrichtung und verfahren zur gleichzeitigen gewinnung von sauerstoff und stickstoff aus luft
US5474595A (en) * 1994-04-25 1995-12-12 Airsep Corporation Capacity control system for pressure swing adsorption apparatus and associated method
JP3309197B2 (ja) * 1995-03-02 2002-07-29 住友精化株式会社 濃縮酸素の回収方法
US5587003A (en) * 1995-03-21 1996-12-24 The Boc Group, Inc. Removal of carbon dioxide from gas streams
US5656064A (en) * 1995-10-04 1997-08-12 Air Products And Chemicals, Inc. Base treated alumina in pressure swing adsorption
ATE261757T1 (de) * 1996-12-11 2004-04-15 Sgi Prozess Technik Gmbh Verfahren zum betrieb einer druckwechselanlage zur gewinnung von sauerstoff aus der luft
DE29719775U1 (de) * 1996-12-11 1998-02-05 SGI-Prozesstechnik GmbH, 63674 Altenstadt Druckwechselanlage zur Gewinnung von Sauerstoff aus der Luft
US6027548A (en) * 1996-12-12 2000-02-22 Praxair Technology, Inc. PSA apparatus and process using adsorbent mixtures
US5735938A (en) * 1997-01-15 1998-04-07 Praxair Technology, Inc. Method for production of nitrogen using oxygen selective adsorbents
US5846295A (en) * 1997-03-07 1998-12-08 Air Products And Chemicals, Inc. Temperature swing adsorption
US5779767A (en) * 1997-03-07 1998-07-14 Air Products And Chemicals, Inc. Use of zeolites and alumina in adsorption processes
US5938819A (en) * 1997-06-25 1999-08-17 Gas Separation Technology Llc Bulk separation of carbon dioxide from methane using natural clinoptilolite
US5906675A (en) * 1997-09-30 1999-05-25 The Boc Group, Inc. Air purification process
US5914455A (en) * 1997-09-30 1999-06-22 The Boc Group, Inc. Air purification process
ZA987966B (en) * 1997-09-30 1999-02-22 Boc Group Inc Removal of carbon dioxide from air
EP1018359A3 (en) * 1998-11-25 2002-09-04 Air Products And Chemicals, Inc. Pressure swing adsorption process and system with product storage tank(s)
KR100324709B1 (ko) * 1999-03-19 2002-02-16 이종훈 화력발전소 연소가스로부터 고순도의 이산화탄소를 회수하기 위한 압력변동 흡착장치 및 이를 이용한 이산화탄소 회수방법
WO2000078398A1 (en) * 1999-06-21 2000-12-28 The Brigham And Women's Hospital, Inc. Method and apparatus for delivering and recovering gasses
JP3902416B2 (ja) * 2001-04-16 2007-04-04 大陽日酸株式会社 ガス分離方法
WO2003009811A2 (en) * 2001-07-25 2003-02-06 Haase Richard A Processes and apparatus for the manufacture of polynuclear aluminum compounds and disinfectants, and polynuclear aluminum compounds and disinfectants from such processes and apparatus
WO2003087564A1 (en) 2002-04-11 2003-10-23 Haase Richard A Water combustion technology-methods, processes, systems and apparatus for the combustion of hydrogen and oxygen
US9266051B2 (en) 2005-07-28 2016-02-23 Carbon Sink, Inc. Removal of carbon dioxide from air
US8268269B2 (en) * 2006-01-24 2012-09-18 Clearvalue Technologies, Inc. Manufacture of water chemistries
JP4608444B2 (ja) * 2006-02-06 2011-01-12 日本エア・リキード株式会社 圧縮空気製造方法および製造装置
KR20090003206A (ko) 2006-03-08 2009-01-09 글로벌 리서치 테크놀로지스, 엘엘씨 주변 ｃｏ₂를 포획하기 위한 관능화 이온 교환 막을 갖는 공기 수집기
JP5849327B2 (ja) * 2006-10-02 2016-01-27 カーボン シンク インコーポレイテッド 空気から二酸化炭素を抽出するための方法および装置
MX2009011180A (es) 2007-04-17 2009-11-02 Global Res Technologies Llc Captura de dioxido de carbono (co2) del aire.
US8343259B2 (en) * 2010-03-29 2013-01-01 Wearair Oxygen, Inc. Moisture mitigation in PSA air fractionation
FR2970960B1 (fr) * 2011-01-28 2013-08-02 Nitrocraft Installation et procede de production et de fourniture de gaz enrichi en azote
US9321641B1 (en) 2011-02-11 2016-04-26 Emerging Fuels Technology, Inc. Process to convert natural gas into liquid fuels and chemicals
US9034208B1 (en) 2011-02-11 2015-05-19 Emerging Fuels Technology, Inc. Process to convert natural gas into liquid fuels and chemicals
US10118122B2 (en) * 2011-08-29 2018-11-06 The Boeing Company CO2 collection methods and systems
WO2015146766A1 (ja) * 2014-03-28 2015-10-01 住友精化株式会社 目的ガスの精製方法および精製装置
JP6562543B2 (ja) * 2015-06-30 2019-08-21 前澤工業株式会社 ガス精製装置とガス精製方法
US10143960B2 (en) * 2015-11-17 2018-12-04 Exxonmobil Research And Engineering Company Staged complementary PSA system for low energy fractionation of mixed fluid
CA3091524A1 (en) 2018-02-16 2019-08-22 Carbon Sink, Inc. Fluidized bed extractors for capture of co2 from ambient air
CN112483898B (zh) * 2020-12-10 2025-08-08 神华（福州）罗源湾港电有限公司 一种自动充氮装置及使用方法
JP7277801B2 (ja) * 2021-03-15 2023-05-19 ダイキン工業株式会社 吸着システム
JP7148748B1 (ja) * 2022-03-11 2022-10-05 大陽日酸株式会社 ガス精製装置
DE102023202807A1 (de) * 2023-03-28 2024-10-02 Volkswagen Aktiengesellschaft Modulares Gastrennverfahren, modulares Gastrennvorrichtungssystem und modulare Gastrennvorrichtung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE601007A (no) * 1960-03-09 1900-01-01
US3140931A (en) * 1960-12-01 1964-07-14 Union Carbide Corp Separation of an oxygen-nitrogen mixture
DE1817004C3 (de) * 1967-12-27 1981-10-29 Takaaki Prof. Dr. Tokyo Tamura Verfahren zur Herstellung von Sauerstoff aus gewöhnlicher Luft durch Adsorption
GB1298818A (en) * 1968-12-20 1972-12-06 Kobe Steel Ltd Separation of oxygen from air
FR2097633A5 (no) * 1970-07-16 1972-03-03 Air Liquide
BE792039A (fr) * 1971-11-30 1973-05-29 Air Liquide Procede et installation de fractionnement d'un melange gazeux par adsorption
DE2260872A1 (de) * 1972-12-13 1974-06-27 Babcock & Wilcox Ag Verfahren zur erzeugung von stickstoff zur verwendung als inertgas und vorrichtung dazu
GB1449864A (en) * 1973-10-24 1976-09-15 Boc International Ltd Adsorption system
US3957463A (en) * 1973-12-12 1976-05-18 Air Products And Chemicals, Inc. Oxygen enrichment process
DE2516223C3 (de) * 1975-04-14 1978-12-14 Linde Ag, 6200 Wiesbaden Verfahren und Vorrichtung zum Regenerieren von Adsorbent
US4013429A (en) * 1975-06-04 1977-03-22 Air Products And Chemicals, Inc. Fractionation of air by adsorption
GB1586961A (en) * 1976-08-24 1981-03-25 Boc Ltd Separation of gaseous mixtures
JPS5339993A (en) * 1976-09-24 1978-04-12 Kawasaki Steel Co Ozone manufacture
NL177388C (nl) * 1977-02-10 1985-09-16 Droogtech Werkwijze voor het verwijderen van een condenseerbaar bestanddeel uit een warm gas onder toepassen van een adsorptiebed.
BR7901782A (pt) * 1978-03-24 1979-11-20 Air Prod & Chem Processo para regeneracao de absorventes de peneira molecular e processo ciclico para a separacao de contaminantes de agua e dioxido de carbono de uma corrente gasosa

Also Published As

Publication number Publication date
KR830001666A (ko) 1983-05-18
IN153263B (no) 1984-06-23
MX155618A (es) 1988-04-08
NO153168C (no) 1986-01-29
KR830001882B1 (ko) 1983-09-17
JPS55147119A (en) 1980-11-15
US4264340A (en) 1981-04-28
ES8103660A1 (es) 1981-03-16
CA1134285A (en) 1982-10-26
AU535234B2 (en) 1984-03-08
AU5557780A (en) 1980-09-04
DE3060296D1 (en) 1982-06-03
EP0016558A1 (en) 1980-10-01
NO153168B (no) 1985-10-21
PT70873A (en) 1980-03-01
BR8001158A (pt) 1980-11-04
ES488984A0 (es) 1981-03-16
EP0016558B1 (en) 1982-04-21
JPS5716653B2 (no) 1982-04-06
ZA801124B (en) 1981-03-25

Similar Documents

Publication Publication Date Title
NO800558L (no) Fremgangsmaate til fremstilling av en toerr oksygenanriket gass og en nitrogenrik gass fra luft
NO784008L (no) Filter for separering og ventilering av gass
NO821072L (no) Fremgangsmaate til samtidig frembringelse av brenngass og prosessvarme fra karbonholdige materialer
NO800909L (no) Fremgangsmaate og anordning til adsorpsjon av en gass fra en blanding av flere gasser
SE7800787L (sv) Andningsgasfuktare
NO150825C (no) Fremgangsmaate og apparat for aa fjerne eller redusere konsentrasjonen av en polar gass i en gassblanding
MX153874A (es) Proceso y aparato mejorados para separar aire para producir un gas enriquecido en oxigeno
DK494776A (da) Fremgangsmade og apparat til bestemmelse af alkoholindhold i andedretsluft
IT1128504B (it) Procedimento e maschera per la produzione di rivelatori di ossigeno in gas di scarico
SE419749B (sv) Forfarande for framstellning av diametyleter fran en co?712-haltig gasblandning av co och h?712
IT1120906B (it) Bicchierino per filtro d'aria o gas compressi o lubrificatore
NO151311C (no) Fremgangsmaate for aa fjerne svoveldioksyd fra forbrenningsgasser under anvendelse av flyveaske separert fra forbrenningsgassen
SE398047B (sv) Andningsapparat for administrering av en blandning av gas och luft
NO773762L (no) Fremgangsmaate ved separasjon av ammoniakk og karbondioksyd fra blandinger derav
NO761283L (no) Fremgangsm}te og innretning for slukking av brennende og fra flytende gass dannede gasser
SE7811703L (sv) Forfarande och anordning for konditionering av andningsluft for dykare
NO801879L (no) Apparat og fremgangsmaate til fremstilling av gassblandinger inneholdende h2 og co
JPS5670756A (en) Measurement of carbon dioxide gas concentration
NO832826L (no) Fremgangsmaate til fremstilling av brennbar gass og anordning til utfoerelse av fremgangsmaaten
DK234879A (da) Fremgangsmaade til fjernelse af oxyderbare bestanddele fra gasser isaer luft
NO800665L (no) Fremangsmaate og apparat for separering av gass fra vaeske
NO149214C (no) Innretning til avfukting av komprimert gass, saerlig luft
NO904679D0 (no) Fremgangsmaate og system for separering av en del av en gass fra en gassblanding.
NO147848C (no) Fremgangsmaate og anordning til konstantholdelse og/eller regulering av en stroem av luft og andre gassformige medier
IT964812B (it) Procedimento per l arricchimento di ossigeno in aria e simili gas