DE2356647A1 - Verfahren zur erlangung einer internen information eines messobjekts von der aussenseite durch anwendung einer nuklearen magnetischen resonanzerscheinung - Google Patents
Verfahren zur erlangung einer internen information eines messobjekts von der aussenseite durch anwendung einer nuklearen magnetischen resonanzerscheinungInfo
- Publication number
- DE2356647A1 DE2356647A1 DE2356647A DE2356647A DE2356647A1 DE 2356647 A1 DE2356647 A1 DE 2356647A1 DE 2356647 A DE2356647 A DE 2356647A DE 2356647 A DE2356647 A DE 2356647A DE 2356647 A1 DE2356647 A1 DE 2356647A1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic field
- area
- magnetic
- scanning
- static
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/3808—Magnet assemblies for single-sided MR wherein the magnet assembly is located on one side of a subject only; Magnet assemblies for inside-out MR, e.g. for MR in a borehole or in a blood vessel, or magnet assemblies for fringe-field MR
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
- G01F1/708—Measuring the time taken to traverse a fixed distance
- G01F1/716—Measuring the time taken to traverse a fixed distance using electron paramagnetic resonance [EPR] or nuclear magnetic resonance [NMR]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/445—MR involving a non-standard magnetic field B0, e.g. of low magnitude as in the earth's magnetic field or in nanoTesla spectroscopy, comprising a polarizing magnetic field for pre-polarisation, B0 with a temporal variation of its magnitude or direction such as field cycling of B0 or rotation of the direction of B0, or spatially inhomogeneous B0 like in fringe-field MR or in stray-field imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- High Energy & Nuclear Physics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Vascular Medicine (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Measuring Volume Flow (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48013508A JPS49103693A (enEXAMPLES) | 1973-02-02 | 1973-02-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2356647A1 true DE2356647A1 (de) | 1974-08-08 |
| DE2356647C2 DE2356647C2 (enEXAMPLES) | 1991-04-18 |
Family
ID=11835067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2356647A Granted DE2356647A1 (de) | 1973-02-02 | 1973-11-13 | Verfahren zur erlangung einer internen information eines messobjekts von der aussenseite durch anwendung einer nuklearen magnetischen resonanzerscheinung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3932805A (enEXAMPLES) |
| JP (1) | JPS49103693A (enEXAMPLES) |
| DE (1) | DE2356647A1 (enEXAMPLES) |
| FR (1) | FR2216580B1 (enEXAMPLES) |
| GB (1) | GB1461077A (enEXAMPLES) |
| NL (1) | NL166543C (enEXAMPLES) |
| SU (1) | SU852186A3 (enEXAMPLES) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3339192A1 (de) * | 1982-11-01 | 1984-07-05 | Joachim Dr.rer.nat. 6645 Beckingen Nagel | Anordnung zur erfassung des stromverlaufs in einem untersuchungsobjekt |
Families Citing this family (91)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4015196A (en) * | 1974-04-05 | 1977-03-29 | National Research Development Corporation | Analysis of materials |
| US4021726A (en) * | 1974-09-11 | 1977-05-03 | National Research Development Corporation | Image formation using nuclear magnetic resonance |
| DE2501794A1 (de) * | 1975-01-17 | 1976-07-22 | Kraftwerk Union Ag | Verfahren zum messen einer durch ein rohr stroemenden fluidmenge mit hilfe der magnetischen kernspinresonanz |
| JPS51127785A (en) * | 1975-04-30 | 1976-11-08 | Hokkaido Daigaku | Measuring method of information around the surface of the substances t o be measured applying the nucleus magnet resonance phenomenon |
| GB1580787A (en) * | 1976-04-14 | 1980-12-03 | Mansfield P | Nuclear magnetic resonance apparatus and methods |
| GB1596160A (en) * | 1976-12-15 | 1981-08-19 | Nat Res Dev | Nuclear magnetic resonance apparatus and methods |
| DE2745039A1 (de) * | 1977-10-06 | 1979-04-12 | Euratom | Vorrichtung zur massendurchsatzmessung mittels kernresonanz |
| GB1584950A (en) * | 1978-05-25 | 1981-02-18 | Emi Ltd | Imaging systems |
| GB1584949A (en) * | 1978-05-25 | 1981-02-18 | Emi Ltd | Imaging systems |
| GB1601970A (en) * | 1978-05-31 | 1981-11-04 | Nat Res Dev | Methods of deriving image information from objects |
| US4297637A (en) * | 1978-07-20 | 1981-10-27 | The Regents Of The University Of California | Method and apparatus for mapping lines of nuclear density within an object using nuclear magnetic resonance |
| US4318043A (en) * | 1978-07-20 | 1982-03-02 | The Regents Of The University Of California | Method and apparatus for rapid NMR imaging of nuclear densities within an object |
| USRE32619E (en) * | 1978-11-20 | 1988-03-08 | Apparatus and method for nuclear magnetic resonance scanning and mapping | |
| US4354499A (en) * | 1978-11-20 | 1982-10-19 | Damadian Raymond V | Apparatus and method for nuclear magnetic resonance scanning and mapping |
| DE2854774A1 (de) * | 1978-12-19 | 1980-07-10 | Battelle Institut E V | Vorrichtung zur noninvasiven, lokalen in-vivo-untersuchung von koerpergewebe, organen, knochen, nerven oder von stroemendem blut auf der basis der spin-echo-technik |
| US4339716A (en) * | 1979-05-23 | 1982-07-13 | Picker International Limited | Nuclear magnetic resonance systems |
| NL7904986A (nl) * | 1979-06-27 | 1980-12-30 | Philips Nv | Werkwijze en inrichting voor het bepalen van een kernspindichtheidsverdeling in een deel van een lichaam. |
| DE2951018A1 (de) * | 1979-12-19 | 1982-02-11 | Wilfried H. Dr. 5483 Bad Neuenahr Bergmann | Verfahren und vorrichtung zur verbesserung der empfindlichkeit und des signal-rausch-verhaeltnisses von spin-echo-messungen an proben, die bei ihrer eigentemperatur vermessen werden muessen und die elektrische leitfaehigkeit besitzen |
| US4385277A (en) * | 1980-01-21 | 1983-05-24 | The Oxford Instruments Group Limited | Topical nuclear magnetic resonance spectrometer and method |
| FR2475282B1 (fr) * | 1980-02-05 | 1985-10-04 | Radiologie Cie Gle | Systeme de bobines electromagnetiques pour l'examen de corps volumineux par resonance magnetique nucleaire, et appareil d'imagerie du corps humain utilisant un tel systeme |
| EP0048757A4 (en) * | 1980-04-04 | 1983-01-14 | Meguer V Kalfaian | FIELD SPOTLIGHTS TO HEAL CANCER AND OTHER Suffering. |
| JPS576347A (en) | 1980-06-13 | 1982-01-13 | Toshiba Corp | Nuclear magnetic resonator |
| FI64282C (fi) * | 1981-06-04 | 1983-11-10 | Instrumentarium Oy | Diagnosapparatur foer bestaemmande av vaevnadernas struktur oc sammansaettning |
| DE3129906C3 (de) * | 1981-07-24 | 1996-12-19 | Schering Ag | Paramagnetische Komplexsalze, deren Herstellung und Mittel zur Verwendung bei der NMR-Diagnostik |
| US4957939A (en) * | 1981-07-24 | 1990-09-18 | Schering Aktiengesellschaft | Sterile pharmaceutical compositions of gadolinium chelates useful enhancing NMR imaging |
| DE3233050C2 (de) * | 1981-09-09 | 1997-04-24 | British Tech Group | Verfahren der hochauflösenden Impuls-Kernresonanzspektroskopie |
| US4528985A (en) * | 1981-12-21 | 1985-07-16 | Albert Macovski | Blood vessel imaging system using nuclear magnetic resonance |
| DE3209264A1 (de) * | 1982-03-13 | 1983-09-22 | Bruker Medizintechnik Gmbh, 7512 Rheinstetten | Verfahren zum messen der magnetischen kernresonanz fuer die nmr-tomographie |
| US4496907A (en) * | 1982-05-06 | 1985-01-29 | Dickey-John Corporation | Method and apparatus for non-destructively determining ingredients of a sample |
| EP0103372A3 (en) * | 1982-08-11 | 1986-05-07 | Picker International Limited | Nuclear magnetic resonance method and apparatus |
| EP0103388B1 (en) * | 1982-08-19 | 1988-11-17 | Picker International Limited | Nuclear magnetic resonance methods and apparatus |
| JPS5940843A (ja) * | 1982-08-31 | 1984-03-06 | 株式会社東芝 | 診断用核磁気共鳴装置 |
| GB2128746B (en) * | 1982-09-07 | 1987-03-25 | Univ Utsunomiya | Method of scanning specifying magnetic field region for nuclear magnetic resonance imaging |
| EP0106472B1 (en) * | 1982-09-17 | 1988-12-07 | Picker International Limited | Nuclear magnetic resonance method and apparatus |
| JPS5985651A (ja) * | 1982-11-08 | 1984-05-17 | 株式会社東芝 | 診断用核磁気共鳴装置 |
| GB2135059B (en) * | 1983-01-26 | 1986-09-03 | Univ Gifu | A method for non-destructively grading fruits and other foodstuffs |
| US4556848A (en) * | 1983-02-01 | 1985-12-03 | The United States Of America As Represented By The United States Department Of Energy | Point sensitive NMR imaging system using a magnetic field configuration with a spatial minimum |
| US4590427A (en) * | 1983-03-28 | 1986-05-20 | The United States Of America As Represented By The United States Department Of Energy | Nuclear magnetic resonance apparatus having semitoroidal rf coil for use in topical NMR and NMR imaging |
| US4516582A (en) * | 1983-05-02 | 1985-05-14 | General Electric Company | NMR blood flow imaging |
| JPS60549U (ja) * | 1983-06-15 | 1985-01-05 | 横河メディカルシステム株式会社 | 核磁気共鳴イメ−ジング装置 |
| US4613818A (en) * | 1983-06-20 | 1986-09-23 | The Medical College Of Wisconsin, Inc. | Nuclear magnetic resonance blood flowmeter |
| US4595879A (en) * | 1983-11-14 | 1986-06-17 | Technicare Corporation | Nuclear magnetic resonance flow imaging |
| US5720939A (en) * | 1985-08-15 | 1998-02-24 | Nycomed Imaging As | Method of contrast enhanced magnetic resonance imaging using magnetically responsive-particles |
| US5618514A (en) * | 1983-12-21 | 1997-04-08 | Nycomed Imaging As | Diagnostic and contrast agent |
| JPS60133361A (ja) * | 1983-12-22 | 1985-07-16 | Jeol Ltd | 核磁気共鳴測定方法 |
| GB8401550D0 (en) * | 1984-01-20 | 1984-02-22 | Picker Int Ltd | Nuclear magnetic resonance apparatus |
| FI73320C (fi) * | 1984-01-20 | 1987-09-10 | Instrumentarium Oy | Nmr-spolarrangemang. |
| JPH0617089Y2 (ja) * | 1984-03-26 | 1994-05-02 | 日本電子株式会社 | 核磁気共鳴プローブ |
| FI75428C (fi) * | 1984-11-21 | 1988-06-09 | Instrumentarium Oy | Foerfarande foer kartlaeggning av de kaernmagnetiska egenskaperna hos ett objekt, som skall undersoekas. |
| PT81498B (pt) * | 1984-11-23 | 1987-12-30 | Schering Ag | Processo para a preparacao de composicoes para diagnostico contendo particulas magneticas |
| US4656026A (en) * | 1984-12-10 | 1987-04-07 | University Of Iowa Research Foundation | Magnetic resonance (MR) image enhancement compounds for specific areas of the brain |
| US4724389A (en) * | 1985-05-08 | 1988-02-09 | Medical College Of Wisconsin, Inc. | Loop-gap resonator for localized NMR imaging |
| US4866387A (en) * | 1985-05-08 | 1989-09-12 | Mcw Research Foundation, Inc. | NMR detector network |
| US4714886A (en) * | 1985-07-16 | 1987-12-22 | President And Fellows Of Harvard College | Magnetic resonance analysis of substances in samples that include dissipative material |
| US4769601A (en) * | 1985-08-22 | 1988-09-06 | Amoco Corporation | Method of and apparatus for determining cement strength and extent of setting with a pulsed nuclear magnetic resonance spectrometer |
| GB8527021D0 (en) * | 1985-11-01 | 1985-12-04 | Picker Int Ltd | Nuclear magnetic resonance imaging |
| US4697147A (en) * | 1985-11-14 | 1987-09-29 | Metriflow, Inc. | Blood flow imaging using a CW NMR technique |
| US5219554A (en) * | 1986-07-03 | 1993-06-15 | Advanced Magnetics, Inc. | Hydrated biodegradable superparamagnetic metal oxides |
| US4703272A (en) * | 1986-08-29 | 1987-10-27 | The Regents Of The University Of California | Apparatus and method for decoupling MRI RF coil from selected body portions using passive components |
| JPS63189134A (ja) * | 1987-02-02 | 1988-08-04 | 株式会社東芝 | 磁気共鳴イメ−ジング装置 |
| JP2721839B2 (ja) * | 1987-04-10 | 1998-03-04 | 財団法人新世代研究所 | 磁気共鳴測定装置 |
| FI874419L (fi) * | 1987-10-08 | 1989-04-09 | Instrumentarium Oy | Anordning och foerfarande foer undersoekning av ett objekts egenskaper. |
| JPH0721471B2 (ja) * | 1987-10-28 | 1995-03-08 | アドヴァンスド・テクトロニクス・インコーポレーテッド | 体質液の成分を試験するための核磁気共鳴装置 |
| US4975644A (en) * | 1989-03-29 | 1990-12-04 | Kabushiki Kaisha Toshiba | Coil system for a magnetic resonance imaging system |
| US5144236A (en) * | 1990-08-17 | 1992-09-01 | Strenk Scientific Consultants, Inc. | Method and apparatus for r.f. tomography |
| GB9106686D0 (en) * | 1991-03-28 | 1991-05-15 | Hafslund Nycomed As | Improvements in or relating to contrast agents |
| US5425367A (en) * | 1991-09-04 | 1995-06-20 | Navion Biomedical Corporation | Catheter depth, position and orientation location system |
| US5645065A (en) * | 1991-09-04 | 1997-07-08 | Navion Biomedical Corporation | Catheter depth, position and orientation location system |
| GB9200388D0 (en) * | 1992-01-09 | 1992-02-26 | Nycomed As | Improvements in or relating to contrast agents |
| US5365172A (en) * | 1992-08-07 | 1994-11-15 | Brigham And Women's Hospital | Methods and apparatus for MRI |
| US5468467A (en) * | 1993-04-23 | 1995-11-21 | Bracco International B.V. | Methods for the in vivo measurement of the concentration of non-imaging nmr-detectable xenobiotic compounds |
| US5530355A (en) * | 1993-05-13 | 1996-06-25 | Doty Scientific, Inc. | Solenoidal, octopolar, transverse gradient coils |
| US5517992A (en) * | 1994-12-27 | 1996-05-21 | General Electric Company | Magnetic resonance imaging of shear-rate within mechanically vibrated materials |
| US6241671B1 (en) * | 1998-11-03 | 2001-06-05 | Stereotaxis, Inc. | Open field system for magnetic surgery |
| US6208142B1 (en) * | 1998-12-07 | 2001-03-27 | Transurgical, Inc. | Magnetic resonance apparatus and methods with shim adjustment |
| JP4090722B2 (ja) * | 2001-10-23 | 2008-05-28 | 純一 小川 | 磁性流体検出装置 |
| US20050040820A1 (en) * | 2001-11-23 | 2005-02-24 | Van Vaals Johannes Jacobus | Method and system for acquiring spin labeled images by means of adiabatic flow critterion |
| GB0427686D0 (en) * | 2004-12-17 | 2005-02-02 | Univ Basel | Method for detection and imaging of synchronous spin and charged particle motion |
| US7976518B2 (en) | 2005-01-13 | 2011-07-12 | Corpak Medsystems, Inc. | Tubing assembly and signal generator placement control device and method for use with catheter guidance systems |
| GB0508890D0 (en) * | 2005-04-29 | 2005-06-08 | Oxford Instr Plc | Magnetic resonance apparatus and method |
| SG135077A1 (en) * | 2006-02-27 | 2007-09-28 | Nanyang Polytechnic | Apparatus and method for non-invasively sensing pulse rate and blood flow anomalies |
| US8197494B2 (en) * | 2006-09-08 | 2012-06-12 | Corpak Medsystems, Inc. | Medical device position guidance system with wireless connectivity between a noninvasive device and an invasive device |
| DE102007013564B4 (de) * | 2007-03-21 | 2017-11-09 | Siemens Healthcare Gmbh | Verfahren und Vorrichtung zur automatischen Bestimmung von Strahlen schwächenden Objekten mittels einer Magnetresonanzanlage |
| EP2410347A1 (en) | 2010-07-23 | 2012-01-25 | Universitätsklinikum Freiburg | Volume selective MRI by means of a spatially non-linear phase preparation and a windowed acquisition |
| US9028441B2 (en) | 2011-09-08 | 2015-05-12 | Corpak Medsystems, Inc. | Apparatus and method used with guidance system for feeding and suctioning |
| RU2619430C2 (ru) * | 2015-05-26 | 2017-05-15 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский государственный университет имени М.В. Ломоносова" (МГУ) | Магнитно-резонансный томограф (мрт) |
| US10602957B2 (en) | 2015-06-30 | 2020-03-31 | Varuna Biomedical Corporation | Systems and methods for detecting and visualizing biofields with nuclear magnetic resonance imaging and QED quantum coherent fluid immersion |
| CN105445307B (zh) * | 2015-12-08 | 2017-06-30 | 大连工业大学 | 一种海参盐渍过程中质构品质的低场核磁共振检测方法 |
| WO2021025105A1 (ja) * | 2019-08-06 | 2021-02-11 | 国立大学法人北海道大学 | 分極転移装置、及びマイクロ流路デバイス |
| WO2022102021A1 (ja) * | 2020-11-11 | 2022-05-19 | 朝日インテック株式会社 | 測定装置および測定方法 |
| CN115371538B (zh) * | 2022-09-22 | 2024-08-27 | 中国工程物理研究院材料研究所 | 一种涡流膜厚传感器 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2858504A (en) * | 1955-06-13 | 1958-10-28 | Varian Associates | Means and apparatus for improving the homogeneity of magnetic fields |
| US3052834A (en) * | 1954-12-06 | 1962-09-04 | Schlumberger Well Surv Corp | Magnetic resonance methods and apparatus |
| US3419793A (en) * | 1965-04-02 | 1968-12-31 | Badger Meter Mfg Co | Volumetric flow measuring device employing pulsed paramagnetic resonance |
| DE1673037A1 (de) * | 1967-08-11 | 1971-06-16 | Siemens Ag | Verfahren und Vorrichtung zur Bestimmung der Verteilung stroemender Medien |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3789832A (en) * | 1972-03-17 | 1974-02-05 | R Damadian | Apparatus and method for detecting cancer in tissue |
| US3775671A (en) * | 1972-07-03 | 1973-11-27 | Chevron Res | Nuclear magnetism well logging method and apparatus |
-
1973
- 1973-02-02 JP JP48013508A patent/JPS49103693A/ja active Pending
- 1973-08-09 US US05/387,138 patent/US3932805A/en not_active Expired - Lifetime
- 1973-09-29 SU SU731965963A patent/SU852186A3/ru active
- 1973-11-02 GB GB5112773A patent/GB1461077A/en not_active Expired
- 1973-11-08 NL NL7315322.A patent/NL166543C/xx not_active IP Right Cessation
- 1973-11-13 FR FR7340276A patent/FR2216580B1/fr not_active Expired
- 1973-11-13 DE DE2356647A patent/DE2356647A1/de active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3052834A (en) * | 1954-12-06 | 1962-09-04 | Schlumberger Well Surv Corp | Magnetic resonance methods and apparatus |
| US2858504A (en) * | 1955-06-13 | 1958-10-28 | Varian Associates | Means and apparatus for improving the homogeneity of magnetic fields |
| US3419793A (en) * | 1965-04-02 | 1968-12-31 | Badger Meter Mfg Co | Volumetric flow measuring device employing pulsed paramagnetic resonance |
| DE1673037A1 (de) * | 1967-08-11 | 1971-06-16 | Siemens Ag | Verfahren und Vorrichtung zur Bestimmung der Verteilung stroemender Medien |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3339192A1 (de) * | 1982-11-01 | 1984-07-05 | Joachim Dr.rer.nat. 6645 Beckingen Nagel | Anordnung zur erfassung des stromverlaufs in einem untersuchungsobjekt |
Also Published As
| Publication number | Publication date |
|---|---|
| NL166543C (nl) | 1981-08-17 |
| DE2356647C2 (enEXAMPLES) | 1991-04-18 |
| US3932805A (en) | 1976-01-13 |
| NL7315322A (enEXAMPLES) | 1974-08-06 |
| SU852186A3 (ru) | 1981-07-30 |
| NL166543B (nl) | 1981-03-16 |
| JPS49103693A (enEXAMPLES) | 1974-10-01 |
| FR2216580A1 (enEXAMPLES) | 1974-08-30 |
| FR2216580B1 (enEXAMPLES) | 1975-04-11 |
| GB1461077A (en) | 1977-01-13 |
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