SE7804267L - Metaniseringsreaktor - Google Patents

Metaniseringsreaktor

Info

Publication number
SE7804267L
SE7804267L SE7804267A SE7804267A SE7804267L SE 7804267 L SE7804267 L SE 7804267L SE 7804267 A SE7804267 A SE 7804267A SE 7804267 A SE7804267 A SE 7804267A SE 7804267 L SE7804267 L SE 7804267L
Authority
SE
Sweden
Prior art keywords
metanization
reactor
metanization reactor
Prior art date
Application number
SE7804267A
Other languages
English (en)
Swedish (sv)
Inventor
V Lagana
F Saviano
S Ferrantino
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of SE7804267L publication Critical patent/SE7804267L/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0005Catalytic processes under superatmospheric pressure
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/02Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of a carbon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00026Controlling or regulating the heat exchange system
    • B01J2208/00035Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/00044Temperature measurement
    • B01J2208/00061Temperature measurement of the reactants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00106Controlling the temperature by indirect heat exchange
    • B01J2208/00168Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00194Tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00477Controlling the temperature by thermal insulation means
    • B01J2208/00495Controlling the temperature by thermal insulation means using insulating materials or refractories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/0053Controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00716Means for reactor start-up
SE7804267A 1977-04-15 1978-04-14 Metaniseringsreaktor SE7804267L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22499/77A IT1075397B (it) 1977-04-15 1977-04-15 Reattore per metanazione

Publications (1)

Publication Number Publication Date
SE7804267L true SE7804267L (sv) 1978-10-16

Family

ID=11197086

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7804267A SE7804267L (sv) 1977-04-15 1978-04-14 Metaniseringsreaktor

Country Status (25)

Country Link
US (2) US4252771A (pl)
JP (2) JPS53130606A (pl)
AT (1) AT361508B (pl)
BE (1) BE866007A (pl)
BG (1) BG33152A3 (pl)
BR (1) BR7802393A (pl)
CS (1) CS219339B2 (pl)
DD (1) DD136342A5 (pl)
DE (1) DE2816062C3 (pl)
DK (1) DK160778A (pl)
ES (1) ES469695A1 (pl)
FR (1) FR2387077A1 (pl)
GB (1) GB1602801A (pl)
HU (1) HU182918B (pl)
IE (1) IE46867B1 (pl)
IN (1) IN148154B (pl)
IT (1) IT1075397B (pl)
LU (1) LU79436A1 (pl)
MX (1) MX147851A (pl)
NL (1) NL7804023A (pl)
NO (1) NO149629C (pl)
PL (1) PL108933B1 (pl)
SE (1) SE7804267L (pl)
SU (1) SU1056878A3 (pl)
YU (1) YU39285B (pl)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1075397B (it) * 1977-04-15 1985-04-22 Snam Progetti Reattore per metanazione
JPS5815588A (ja) * 1981-07-22 1983-01-28 Matsushita Electric Ind Co Ltd ガス改質装置
IT1164464B (it) * 1982-09-06 1987-04-08 Ballestra Spa Dispositivo monostadio per la produzione di so3 gassosa a partire da zolfo fuso adatto per impianti di solfonazione e particolarmente per impianti di additivazione con so3 per la precipitazione delle ceneri dai fumi di forni in genere
DE3336750A1 (de) * 1982-10-15 1984-04-19 Idemitsu Kosan Co., Ltd., Tokyo Reaktor
EP0150791B1 (en) * 1984-01-26 1990-05-30 Asahi Glass Company Ltd. Sealing structure between at least one tube and a tube support plate
JPS63141875A (ja) * 1986-12-02 1988-06-14 Mitsubishi Electric Corp モ−タ駆動式パワ−ステアリング装置
US4747752A (en) * 1987-04-20 1988-05-31 Somarakis, Inc. Sealing and dynamic operation of a liquid ring pump
US20050279023A1 (en) * 2004-06-16 2005-12-22 Stewart Albert E Hydrogen generation system with methanation unit
DE102007024934B4 (de) 2007-05-29 2010-04-29 Man Dwe Gmbh Rohrbündelreaktoren mit Druckflüssigkeitskühlung
DE102007026712A1 (de) * 2007-06-06 2008-12-11 Uhde Gmbh Vorrichtung und Verfahren für katalytische Gasphasenreaktionen sowie deren Verwendung
WO2009048724A2 (en) * 2007-10-09 2009-04-16 Greatpoint Energy, Inc. Compositions for catalytic gasification of a petroleum coke and process for their conversion to methane
US20090165376A1 (en) 2007-12-28 2009-07-02 Greatpoint Energy, Inc. Steam Generating Slurry Gasifier for the Catalytic Gasification of a Carbonaceous Feedstock
US20090165380A1 (en) * 2007-12-28 2009-07-02 Greatpoint Energy, Inc. Petroleum Coke Compositions for Catalytic Gasification
CN101910371B (zh) 2007-12-28 2014-04-02 格雷特波因特能源公司 用于制备合成气衍生产物的方法
AU2008345189B2 (en) * 2007-12-28 2011-09-22 Greatpoint Energy, Inc. Petroleum coke compositions for catalytic gasification
US20090165361A1 (en) * 2007-12-28 2009-07-02 Greatpoint Energy, Inc. Carbonaceous Fuels and Processes for Making and Using Them
US8361428B2 (en) 2008-02-29 2013-01-29 Greatpoint Energy, Inc. Reduced carbon footprint steam generation processes
US8286901B2 (en) 2008-02-29 2012-10-16 Greatpoint Energy, Inc. Coal compositions for catalytic gasification
US20090260287A1 (en) * 2008-02-29 2009-10-22 Greatpoint Energy, Inc. Process and Apparatus for the Separation of Methane from a Gas Stream
US8652222B2 (en) * 2008-02-29 2014-02-18 Greatpoint Energy, Inc. Biomass compositions for catalytic gasification
US8366795B2 (en) 2008-02-29 2013-02-05 Greatpoint Energy, Inc. Catalytic gasification particulate compositions
US8297542B2 (en) * 2008-02-29 2012-10-30 Greatpoint Energy, Inc. Coal compositions for catalytic gasification
US8709113B2 (en) * 2008-02-29 2014-04-29 Greatpoint Energy, Inc. Steam generation processes utilizing biomass feedstocks
WO2009111342A2 (en) * 2008-02-29 2009-09-11 Greatpoint Energy, Inc Carbonaceous fines recycle
WO2009124019A2 (en) 2008-04-01 2009-10-08 Greatpoint Energy, Inc. Sour shift process for the removal of carbon monoxide from a gas stream
CN101981163B (zh) * 2008-04-01 2014-04-16 格雷特波因特能源公司 从气体物流中分离甲烷的方法
US20090324461A1 (en) * 2008-06-27 2009-12-31 Greatpoint Energy, Inc. Four-Train Catalytic Gasification Systems
CN102076829B (zh) * 2008-06-27 2013-08-28 格雷特波因特能源公司 用于合成气制备的四列催化气化系统
WO2009158579A2 (en) * 2008-06-27 2009-12-30 Greatpoint Energy, Inc. Three-train catalytic gasification systems
WO2009158583A2 (en) * 2008-06-27 2009-12-30 Greatpoint Energy, Inc. Four-train catalytic gasification systems
US20090324460A1 (en) * 2008-06-27 2009-12-31 Greatpoint Energy, Inc. Four-Train Catalytic Gasification Systems
JP5384649B2 (ja) * 2008-09-19 2014-01-08 グレイトポイント・エナジー・インコーポレイテッド 炭素質フィードストックのガス化のための方法
WO2010033850A2 (en) 2008-09-19 2010-03-25 Greatpoint Energy, Inc. Processes for gasification of a carbonaceous feedstock
US20100120926A1 (en) * 2008-09-19 2010-05-13 Greatpoint Energy, Inc. Processes for Gasification of a Carbonaceous Feedstock
KR101330894B1 (ko) * 2008-09-19 2013-11-18 그레이트포인트 에너지, 인크. 차르 메탄화 촉매를 사용한 기체화 방법
KR101275429B1 (ko) * 2008-10-23 2013-06-18 그레이트포인트 에너지, 인크. 탄소질 공급원료의 기체화 방법
KR101290453B1 (ko) * 2008-12-30 2013-07-29 그레이트포인트 에너지, 인크. 촉매된 탄소질 미립자의 제조 방법
EP2370549A1 (en) * 2008-12-30 2011-10-05 Greatpoint Energy, Inc. Processes for preparing a catalyzed coal particulate
WO2010132551A2 (en) * 2009-05-13 2010-11-18 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
AU2010249091B2 (en) * 2009-05-13 2013-05-23 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
US8268899B2 (en) 2009-05-13 2012-09-18 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
US20110031439A1 (en) 2009-08-06 2011-02-10 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
CA2771578A1 (en) 2009-09-16 2011-03-24 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
CN102549121B (zh) * 2009-09-16 2015-03-25 格雷特波因特能源公司 整体加氢甲烷化联合循环方法
WO2011034891A1 (en) 2009-09-16 2011-03-24 Greatpoint Energy, Inc. Two-mode process for hydrogen production
US20110062722A1 (en) * 2009-09-16 2011-03-17 Greatpoint Energy, Inc. Integrated hydromethanation combined cycle process
WO2011049861A2 (en) 2009-10-19 2011-04-28 Greatpoint Energy, Inc. Integrated enhanced oil recovery process
WO2011049858A2 (en) 2009-10-19 2011-04-28 Greatpoint Energy, Inc. Integrated enhanced oil recovery process
WO2011084581A1 (en) 2009-12-17 2011-07-14 Greatpoint Energy, Inc. Integrated enhanced oil recovery process injecting nitrogen
US8733459B2 (en) 2009-12-17 2014-05-27 Greatpoint Energy, Inc. Integrated enhanced oil recovery process
WO2011106285A1 (en) * 2010-02-23 2011-09-01 Greatpoint Energy, Inc. Integrated hydromethanation fuel cell power generation
US8652696B2 (en) * 2010-03-08 2014-02-18 Greatpoint Energy, Inc. Integrated hydromethanation fuel cell power generation
KR101440710B1 (ko) 2010-04-26 2014-09-17 그레이트포인트 에너지, 인크. 바나듐 회수를 동반한 탄소질 공급원료의 히드로메탄화
JP5559428B2 (ja) 2010-05-28 2014-07-23 グレイトポイント・エナジー・インコーポレイテッド 液体重質炭化水素フィードストックのガス状生成物への変換
CA2806673A1 (en) 2010-08-18 2012-02-23 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
JP2013537248A (ja) 2010-09-10 2013-09-30 グレイトポイント・エナジー・インコーポレイテッド 炭素質フィードストックの水添メタン化
AU2011323648A1 (en) 2010-11-01 2013-05-02 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
CA2815243A1 (en) 2010-11-01 2012-05-10 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
CN103391989B (zh) 2011-02-23 2015-03-25 格雷特波因特能源公司 伴有镍回收的碳质原料加氢甲烷化
CN103492537A (zh) 2011-04-22 2014-01-01 格雷特波因特能源公司 伴随焦炭选矿的碳质原料加氢甲烷化
WO2012166879A1 (en) 2011-06-03 2012-12-06 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
US20130046124A1 (en) 2011-08-17 2013-02-21 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
US20130042824A1 (en) 2011-08-17 2013-02-21 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
CN103974897A (zh) 2011-10-06 2014-08-06 格雷特波因特能源公司 碳质原料的加氢甲烷化
US9328920B2 (en) 2012-10-01 2016-05-03 Greatpoint Energy, Inc. Use of contaminated low-rank coal for combustion
WO2014055349A1 (en) 2012-10-01 2014-04-10 Greatpoint Energy, Inc. Agglomerated particulate low-rank coal feedstock and uses thereof
WO2014055351A1 (en) 2012-10-01 2014-04-10 Greatpoint Energy, Inc. Agglomerated particulate low-rank coal feedstock and uses thereof
US9034058B2 (en) 2012-10-01 2015-05-19 Greatpoint Energy, Inc. Agglomerated particulate low-rank coal feedstock and uses thereof
CN103752227B (zh) * 2014-01-21 2016-08-17 中国五环工程有限公司 甲烷化反应器
US10464872B1 (en) 2018-07-31 2019-11-05 Greatpoint Energy, Inc. Catalytic gasification to produce methanol
JP2020040919A (ja) * 2018-09-12 2020-03-19 日立造船株式会社 メタンガス生成装置及びメタンガス生成方法
US10344231B1 (en) 2018-10-26 2019-07-09 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock with improved carbon utilization
US10435637B1 (en) 2018-12-18 2019-10-08 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock with improved carbon utilization and power generation
US10618818B1 (en) 2019-03-22 2020-04-14 Sure Champion Investment Limited Catalytic gasification to produce ammonia and urea

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE499694A (pl) *
US1435362A (en) * 1921-08-29 1922-11-14 Layne & Bowler Corp Well mechanism
US1704214A (en) * 1925-04-24 1929-03-05 Nitrogen Engineering Corp Synthetic production of bodies from their component gases
US2051774A (en) * 1932-11-03 1936-08-18 Du Pont Conversion process and apparatus for catalytic chemical reactions
DE692226C (de) * 1932-12-08 1940-06-15 Fried Krupp Akt Ges Behaelter und Behaelterteile zum spaltenden Hydrieren von OElen und Kohlen sowie zur Ammoniaksynthese, die gegen den entkohlenden Angriff von Wasserstoff und wasserstoffhaltigen Gasgemischen bei hohen Temperaturen und Drucken widerstandsfaehig sein muessen
DE683417C (de) * 1938-03-13 1939-11-06 Aeg Einrichtung zur Beseitigung von festen Niederschlaegen an den Spindeldurchfuehrungender Regelventile von Dampfturbinen
US2339368A (en) * 1942-08-05 1944-01-18 Sun Oil Co Apparatus for cracking hydrocarbon oils
US2667804A (en) * 1949-06-21 1954-02-02 Du Pont High-temperature packing
DE858261C (de) * 1949-06-22 1952-12-04 Air Liquide Stopfbuchse fuer bei niedrigen Temperaturen arbeitende Maschinen
DE892743C (de) * 1951-12-09 1953-10-08 Basf Ag Vorrichtung zur Durchfuehrung von katalytischen Gasreaktionen, insbesondere unter Druck
US3041150A (en) * 1956-02-20 1962-06-26 Lummus Co Apparatus for effecting catalytic exothermic reactions
DE1109471B (de) * 1957-02-20 1961-06-22 Nandor Perlaki Dipl Ing Stopfbuechse mit Fluessigkeitsverschluss fuer senkrechte Wellen an abwechselnd unter UEberdruck und Vakuum arbeitenden chemischen Apparaten
NL294879A (pl) * 1962-07-11 1900-01-01
US3492099A (en) * 1964-10-12 1970-01-27 Lummus Co Parallel gas flow reactor
DE1442594A1 (de) * 1965-06-24 1968-11-28 Badische Anilin & Soda Fakrik Hochdrucksyntheseofen fuer exotherme Gasreaktionen
US3516800A (en) * 1965-08-25 1970-06-23 Hisao Yamamoto Synthesis reaction apparatus equipped with means for temperature control of catalyst bed
US3310230A (en) * 1965-09-22 1967-03-21 Chicago Pneumatic Tool Co Hydraulic gas seal system for pistontype gas compressor
US3403915A (en) * 1966-01-18 1968-10-01 Harrison W. Roberts Differential pressure responsive shaft seal apparatus
US3440021A (en) * 1966-07-05 1969-04-22 Chemie Linz Ag High pressure reactor
US3474734A (en) * 1968-03-08 1969-10-28 Halliburton Co Stuffing box for a rotary pump
US3663179A (en) * 1970-04-20 1972-05-16 Chemical Construction Corp Apparatus for exothermic catalytic reactions
US3834715A (en) * 1972-04-26 1974-09-10 Dart Ind Inc Pressure seal assembly
FR2317528A1 (fr) * 1975-07-11 1977-02-04 Creusot Loire Dispositif d'etancheite contre les sorties de gaz aux extremites de l'arbre rotatif d'un compresseur centrifuge
IT1075397B (it) * 1977-04-15 1985-04-22 Snam Progetti Reattore per metanazione

Also Published As

Publication number Publication date
DE2816062B2 (de) 1979-07-12
CS219339B2 (en) 1983-03-25
ES469695A1 (es) 1979-01-16
IT1075397B (it) 1985-04-22
IN148154B (pl) 1980-11-08
JPS53130606A (en) 1978-11-14
US4252771A (en) 1981-02-24
JPS6124371B2 (pl) 1986-06-10
AT361508B (de) 1981-03-10
JPS60260526A (ja) 1985-12-23
SU1056878A3 (ru) 1983-11-23
DK160778A (da) 1978-10-16
NO149629B (no) 1984-02-13
YU84478A (en) 1982-08-31
BG33152A3 (en) 1982-12-15
BR7802393A (pt) 1979-11-27
FR2387077A1 (fr) 1978-11-10
MX147851A (es) 1983-01-24
DE2816062A1 (de) 1978-10-19
DE2816062C3 (de) 1980-03-13
HU182918B (en) 1984-03-28
FR2387077B1 (pl) 1982-04-09
GB1602801A (en) 1981-11-18
DD136342A5 (de) 1979-07-04
US4323252A (en) 1982-04-06
NL7804023A (nl) 1978-10-17
IE780732L (en) 1978-10-15
IE46867B1 (en) 1983-10-19
LU79436A1 (fr) 1978-07-12
NO149629C (no) 1987-10-28
BE866007A (fr) 1978-10-16
NO781277L (no) 1978-10-17
PL206020A1 (pl) 1979-01-02
PL108933B1 (en) 1980-05-31
YU39285B (en) 1984-10-31
ATA263178A (de) 1980-08-15

Similar Documents

Publication Publication Date Title
PL206020A1 (pl) Reaktor prekatalizy
IT1094379B (it) Reattore
FI782397A (fi) Blaeckpaofyllningssystem i blaeckinsprutningsprinter
FI781692A (fi) Hopmonteringsanordning i synnerhet foer byggnadsstaellningar
SE7810914L (sv) Reaktorkerna
SE7806652L (sv) Reaktor
FI782758A (fi) Foerbaettringar i maetsystem
BE871936A (nl) Vaartuig
FI782506A (fi) Foerbaettringar i gummidaecks utbytbara slitytor
IT1097482B (it) Reattore nucleare calorigeno
SE7811977L (sv) Reaktor
FI780323A (fi) Pendlingsdaempare foer lyftdon upphaengt i en laenk
FI781424A (fi) Maeldinloppsanordning i en pappersmaskin
FI782155A (fi) Foerbaettringar i organiska foereningar
FI773440A (fi) Kompass i synnerhet kupolkompass
FI780973A (fi) Foerbaettringar i roterugnar
FI780366A (fi) Solenoiddriven i motsatt riktning roterande aktivator
FI782734A (fi) Foerbaettring i en baogsvetsanordning
FI781571A (fi) Ptc-motstaond foer anvaendning saosom stroembegraensande komponent i en elektrisk stroemkrets
FI781711A (fi) Matarskiva i skivkvarn
FI54767B (fi) Brandspaerr foer kanaler i ventilationsanlaeggningar
SE7705666L (sv) Kokarreaktor
SE7705667L (sv) Kokarreaktor
FI781988A (fi) Foerbaettringar i stabiliseringsaemnen foer syntetiska hartser
FI782450A (fi) Tretrycksstyrventil i en indirekt fungerande tryckluftsbroms