SE407276B - Sett att fylla ett hegtrycksforvaringskerl samt anordning for utforande av settet - Google Patents
Sett att fylla ett hegtrycksforvaringskerl samt anordning for utforande av settetInfo
- Publication number
- SE407276B SE407276B SE7402324A SE7402324A SE407276B SE 407276 B SE407276 B SE 407276B SE 7402324 A SE7402324 A SE 7402324A SE 7402324 A SE7402324 A SE 7402324A SE 407276 B SE407276 B SE 407276B
- Authority
- SE
- Sweden
- Prior art keywords
- gas
- mixture
- pressure
- composition
- sample
- Prior art date
Links
- 239000007789 gas Substances 0.000 claims description 124
- 239000000203 mixture Substances 0.000 claims description 100
- 238000002156 mixing Methods 0.000 claims description 41
- 238000003860 storage Methods 0.000 claims description 30
- 239000000523 sample Substances 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 15
- 238000004458 analytical method Methods 0.000 claims description 11
- 239000013074 reference sample Substances 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 6
- 208000010201 Exanthema Diseases 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 201000005884 exanthem Diseases 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 206010037844 rash Diseases 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000013019 agitation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000004868 gas analysis Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0006—Calibrating gas analysers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/10—Mixing gases with gases
- B01F23/19—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/002—Automated filling apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/037—Containing pollutant, e.g. H2S, Cl
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0146—Two-phase
- F17C2223/0153—Liquefied gas, e.g. LPG, GPL
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
- F17C2223/033—Small pressure, e.g. for liquefied gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/01—Propulsion of the fluid
- F17C2227/0128—Propulsion of the fluid with pumps or compressors
- F17C2227/0135—Pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/01—Propulsion of the fluid
- F17C2227/0128—Propulsion of the fluid with pumps or compressors
- F17C2227/0157—Compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0636—Flow or movement of content
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/01—Purifying the fluid
- F17C2265/015—Purifying the fluid by separating
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0324—With control of flow by a condition or characteristic of a fluid
- Y10T137/0329—Mixing of plural fluids of diverse characteristics or conditions
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2499—Mixture condition maintaining or sensing
- Y10T137/2509—By optical or chemical property
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05334842 US3856033A (en) | 1973-02-22 | 1973-02-22 | Dynamic gas blending |
| US05/409,795 US3948281A (en) | 1973-02-22 | 1973-10-26 | Gas blending using null balance analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE407276B true SE407276B (sv) | 1979-03-19 |
Family
ID=26989420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7402324A SE407276B (sv) | 1973-02-22 | 1974-02-21 | Sett att fylla ett hegtrycksforvaringskerl samt anordning for utforande av settet |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3948281A (de) |
| JP (1) | JPS5419277B2 (de) |
| AT (1) | AT350821B (de) |
| BE (1) | BE811486A (de) |
| DD (1) | DD110699A5 (de) |
| DE (1) | DE2408378C3 (de) |
| FR (1) | FR2219373B1 (de) |
| GB (1) | GB1449929A (de) |
| IT (1) | IT1008274B (de) |
| LU (1) | LU69469A1 (de) |
| NL (1) | NL7402477A (de) |
| SE (1) | SE407276B (de) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4142860A (en) * | 1976-06-23 | 1979-03-06 | Mayeaux Donald P | Apparatus for producing a calibration sample for analytical instrumentation |
| US4254797A (en) * | 1979-01-26 | 1981-03-10 | Bi-M Instrument Company | Apparatus for producing calibration gases suitable for analytical instrumentation |
| DE3000949A1 (de) * | 1979-01-26 | 1980-08-28 | Bi M Insutrument Co | Einrichtung und verfahren zur erzeugung eines eichgasgemisches sowie ventilanordnung hierfuer |
| US4290296A (en) * | 1979-11-16 | 1981-09-22 | Leco Corporation | Method and apparatus for gas dosing for linearization |
| DE3716289A1 (de) * | 1987-05-15 | 1988-11-24 | Leybold Ag | Einrichtung fuer die herstellung bestimmter konzentrationen gasfoermiger stoffe sowie zum mischen verschiedener gasfoermiger stoffe in einem vorgegebenen verhaeltnis |
| FR2631856B1 (fr) * | 1988-05-31 | 1991-09-13 | Rhone Poulenc Chimie | Procede de melange et de compression de gaz, a debit controle, stable en debit et en composition, a partir d'au moins deux sources sous pression |
| US5340987A (en) * | 1991-03-15 | 1994-08-23 | Li-Cor, Inc. | Apparatus and method for analyzing gas |
| DE4205126A1 (de) * | 1992-02-20 | 1993-08-26 | Messer Griesheim Gmbh | Verfahren zur herstellung eines gasgemisches |
| FR2714968B1 (fr) * | 1994-01-07 | 1996-03-29 | Air Liquide | Procédé et dispositif de fourniture de gaz à un analyseur de traces d'impuretés dans un gaz. |
| US5540251A (en) * | 1994-02-01 | 1996-07-30 | Mayeaux; Paul H. | Precision gas blender |
| US5495875A (en) * | 1994-12-01 | 1996-03-05 | Scott Specialty Gases, Inc. | System for continuous blending of a liquid into a gas |
| US6382227B1 (en) * | 1997-05-09 | 2002-05-07 | The Boc Group, Inc. | Production of constant composition gas mixture streams |
| US5826632A (en) * | 1997-05-30 | 1998-10-27 | The Boc Group, Inc. | Dynamic gas cylinder filling process |
| DE19846288A1 (de) * | 1998-10-08 | 2000-04-20 | Messer Griesheim Gmbh | Herstellung von Gasgemischen in großen Mengen |
| DE19846287A1 (de) * | 1998-10-08 | 2000-04-20 | Messer Griesheim Gmbh | Herstellung von Gasgemischen mit transportablen Druckgasbehältern |
| US6217659B1 (en) | 1998-10-16 | 2001-04-17 | Air Products And Chemical, Inc. | Dynamic blending gas delivery system and method |
| FR2785599B1 (fr) * | 1998-11-06 | 2000-12-22 | Air Liquide | Dispositif de raccordement et de transfert d'un fluide entre un reservoir donneur et un reservoir recepteur |
| US6369387B1 (en) | 1999-10-15 | 2002-04-09 | Li-Cor, Inc. | Gas analyzer |
| KR100392786B1 (ko) * | 2001-01-18 | 2003-07-28 | 주식회사 한돌펌프 | 공동현상 제거 구조의 펌프 인듀서 |
| DE10114947B4 (de) * | 2001-03-27 | 2004-08-19 | Gerstel Systemtechnik Gmbh & Co.Kg | Verfahren und Vorrichtung zum Herstellen eines mindestens eine gasförmige Komponente enthaltenden Gasgemisches, insbesondere eines Kalibriergases |
| US6719019B2 (en) * | 2002-06-28 | 2004-04-13 | Litton Systems, Inc. | Deployable oxygen charging system |
| JP5521372B2 (ja) * | 2009-04-03 | 2014-06-11 | セントラル硝子株式会社 | フッ素ガスのｉｎ−ｓｉｔｕガス混合および希釈システム |
| DE202010005131U1 (de) * | 2010-04-09 | 2011-08-30 | Jakob Hoiss | Vorrichtung zum Befüllen eines Spritzenkörpers mit einem Gasgemisch zum anschließenden Injizieren eines Gemisches aus dem Gasgemisch und einem Medikament in den menschlichen oder tierischen Körper |
| DE112015000293A5 (de) * | 2014-03-21 | 2016-12-29 | Avl List Gmbh | Kalibriereinheit für ein Abgasmessgerät |
| DE102016000518A1 (de) * | 2016-01-19 | 2017-07-20 | Linde Aktiengesellschaft | Gasverdünnungssystem |
| US10214702B2 (en) * | 2016-12-02 | 2019-02-26 | Mustang Sampling Llc | Biogas blending and verification systems and methods |
| DE202017000121U1 (de) * | 2017-01-10 | 2017-01-22 | Bauer Kompressoren Gmbh | Kompressoranlage |
| EP3521816A1 (de) * | 2018-02-06 | 2019-08-07 | L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Kontrollmethode vor ort der qualität von gasen, die an einen diese verbrauchenden industriestandort geliefert werden, mithilfe von wärmeleitfähigkeit |
| CN110314565B (zh) * | 2019-08-07 | 2024-03-15 | 国网安徽省电力有限公司电力科学研究院 | 多功能c4f7n/co2混合气体配气系统、配气方法 |
| CN119680448A (zh) * | 2024-12-31 | 2025-03-25 | 上海良薇机电工程有限公司 | 一种大流量混气系统、方法及半导体工艺设备 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1912044A (en) * | 1931-06-10 | 1933-05-30 | Cutler Hammer Inc | Method of and apparatus for making combustible gas |
| US2813010A (en) * | 1953-12-02 | 1957-11-12 | Phillips Petroleum Co | Gas analysis |
| US2927501A (en) * | 1956-03-13 | 1960-03-08 | Itt | Electronic spectroanalyzer systems |
| FR1489044A (fr) * | 1966-03-08 | 1967-07-21 | Aquitaine Petrole | Procédé et appareil pour l'optimisation d'unités chimiques |
| US3451402A (en) * | 1966-09-06 | 1969-06-24 | Mobil Oil Corp | Blending monitor |
| DE2114122B2 (de) * | 1971-03-20 | 1973-10-11 | Holstein & Kappert Maschinenfabrik Phoenix Gmbh, 4600 Dortmund | Verfahren und Einrichtung zum Regeln des Kohlendioxydgehaltes einer Flüssigkeit |
| FR2144951A5 (de) * | 1971-07-05 | 1973-02-16 | Commissariat Energie Atomique |
-
1973
- 1973-10-26 US US05/409,795 patent/US3948281A/en not_active Expired - Lifetime
-
1974
- 1974-02-20 AT AT135974A patent/AT350821B/de not_active IP Right Cessation
- 1974-02-20 IT IT4855974A patent/IT1008274B/it active
- 1974-02-21 SE SE7402324A patent/SE407276B/sv not_active IP Right Cessation
- 1974-02-21 FR FR7406025A patent/FR2219373B1/fr not_active Expired
- 1974-02-21 DE DE2408378A patent/DE2408378C3/de not_active Expired
- 1974-02-21 DD DD17673174A patent/DD110699A5/xx unknown
- 1974-02-21 JP JP2002974A patent/JPS5419277B2/ja not_active Expired
- 1974-02-22 NL NL7402477A patent/NL7402477A/xx not_active Application Discontinuation
- 1974-02-22 LU LU69469A patent/LU69469A1/xx unknown
- 1974-02-22 BE BE141316A patent/BE811486A/xx not_active IP Right Cessation
- 1974-02-22 GB GB823174A patent/GB1449929A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2408378C3 (de) | 1981-05-07 |
| JPS5030589A (de) | 1975-03-26 |
| IT1008274B (it) | 1976-11-10 |
| FR2219373B1 (de) | 1978-01-06 |
| JPS5419277B2 (de) | 1979-07-13 |
| US3948281A (en) | 1976-04-06 |
| ATA135974A (de) | 1978-11-15 |
| DE2408378A1 (de) | 1974-09-05 |
| BE811486A (fr) | 1974-06-17 |
| AT350821B (de) | 1979-06-25 |
| FR2219373A1 (de) | 1974-09-20 |
| DE2408378B2 (de) | 1978-05-24 |
| DD110699A5 (de) | 1975-01-05 |
| NL7402477A (de) | 1974-08-26 |
| LU69469A1 (de) | 1974-06-05 |
| GB1449929A (en) | 1976-09-15 |
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