FR2345196A1 - Perfectionnements aux filtres a sang - Google Patents

Perfectionnements aux filtres a sang

Info

Publication number
FR2345196A1
FR2345196A1 FR7702562A FR7702562A FR2345196A1 FR 2345196 A1 FR2345196 A1 FR 2345196A1 FR 7702562 A FR7702562 A FR 7702562A FR 7702562 A FR7702562 A FR 7702562A FR 2345196 A1 FR2345196 A1 FR 2345196A1
Authority
FR
France
Prior art keywords
blood filter
filter improvements
blood
filter
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
Application number
FR7702562A
Other languages
English (en)
Other versions
FR2345196B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baxter International Inc
Original Assignee
Baxter Travenol Laboratories Inc
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 Baxter Travenol Laboratories Inc filed Critical Baxter Travenol Laboratories Inc
Publication of FR2345196A1 publication Critical patent/FR2345196A1/fr
Application granted granted Critical
Publication of FR2345196B1 publication Critical patent/FR2345196B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
    • B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
    • 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
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B29C66/1312—Single flange to flange joints, the parts to be joined being rigid
    • 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
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/23—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations
    • B29C66/232—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations said joint lines being multiple and parallel, i.e. the joint being formed by several parallel joint lines
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/541—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles a substantially flat extra element being placed between and clamped by the joined hollow-preforms
    • B29C66/5412—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles a substantially flat extra element being placed between and clamped by the joined hollow-preforms said substantially flat extra element being flexible, e.g. a membrane
    • 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
    • B29C66/71—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 composition of the plastics material of the parts to be joined
    • 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
    • B29C66/723—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 multi-layered
    • 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
    • B29C66/739—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 material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—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 material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—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 material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • 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
    • 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
    • B29L2031/753—Medical equipment; Accessories therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Filtering Materials (AREA)
  • External Artificial Organs (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
FR7702562A 1976-03-25 1977-01-31 Perfectionnements aux filtres a sang Granted FR2345196A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67031776A 1976-03-25 1976-03-25

Publications (2)

Publication Number Publication Date
FR2345196A1 true FR2345196A1 (fr) 1977-10-21
FR2345196B1 FR2345196B1 (fr) 1983-11-10

Family

ID=24689935

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702562A Granted FR2345196A1 (fr) 1976-03-25 1977-01-31 Perfectionnements aux filtres a sang

Country Status (17)

Country Link
US (1) US4157967A (fr)
JP (1) JPS52116969A (fr)
AU (1) AU513599B2 (fr)
BE (1) BE851244A (fr)
BR (1) BR7701407A (fr)
CA (1) CA1092519A (fr)
CH (1) CH614634A5 (fr)
DE (1) DE2704099A1 (fr)
ES (1) ES456859A1 (fr)
FR (1) FR2345196A1 (fr)
GB (3) GB1575752A (fr)
IE (1) IE45127B1 (fr)
IL (2) IL51209A (fr)
MX (1) MX143892A (fr)
NO (2) NO770977L (fr)
SE (2) SE7703364L (fr)
ZA (1) ZA77172B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2433965A1 (fr) * 1978-08-24 1980-03-21 Schleicher & Schuell Gmbh Filtre a usage unique pour filtration sous pression et son procede de fabrication
FR2573984A1 (fr) * 1984-12-01 1986-06-06 Intermedicat Gmbh Filtre pour des systemes de canalisations vehiculant du sang
EP0355591A2 (fr) * 1988-08-22 1990-02-28 Siemens Aktiengesellschaft Appareil implantable de dosage de médicament pour l'injection d'un médicament liquide dans un organisme vivant

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US4304670A (en) * 1979-04-03 1981-12-08 Terumo Corporation Blood filter with air trap and distributing chamber
US4319996A (en) * 1980-11-10 1982-03-16 Gelman Sciences, Inc. Filter with initially flat membrane and curved membrane support
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US4404006A (en) * 1981-06-19 1983-09-13 Williams Charles D Filter device
US4411783A (en) * 1981-12-23 1983-10-25 Shiley Incorporated Arterial blood filter with improved gas venting
USRE32711E (en) * 1981-12-23 1988-07-12 Shiley, Inc. Arterial blood filter with improved gas venting
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US4655754A (en) * 1984-11-09 1987-04-07 Stryker Corporation Vacuum wound drainage system and lipids baffle therefor
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US4753776A (en) * 1986-10-29 1988-06-28 Biotrack, Inc. Blood separation device comprising a filter and a capillary flow pathway exiting the filter
US4923620A (en) * 1987-10-20 1990-05-08 Pall Corporation Device for depletion of the leukocyte content of blood and blood components
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US5229012A (en) * 1989-05-09 1993-07-20 Pall Corporation Method for depletion of the leucocyte content of blood and blood components
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US5258126A (en) * 1989-09-12 1993-11-02 Pall Corporation Method for obtaining platelets
US5360545A (en) * 1989-09-12 1994-11-01 Pall Corporation Filter for obtaining platelets
US4965032A (en) * 1989-09-15 1990-10-23 Pall Corporation Filter device with non-bypass edge seal
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US6267252B1 (en) 1999-12-08 2001-07-31 Kimberly-Clark Worldwide, Inc. Fine particle filtration medium including an airlaid composite
US6497685B1 (en) 2000-03-24 2002-12-24 Baxter International Inc. Integral intravenous chamber and filter
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US20030209479A1 (en) * 2000-07-10 2003-11-13 Lynn Daniel R Blood filters, blood collection and processing systems, and methods therefore
US6830685B2 (en) * 2001-12-05 2004-12-14 Fresenius Usa, Inc. Filtering device with associated sealing design and method
US7534348B2 (en) * 2003-09-12 2009-05-19 Fenwal, Inc. Flow-through removal device and system using such device
US6923908B1 (en) * 2003-10-17 2005-08-02 Systec, Llc Filter apparatus
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JP2009509733A (ja) * 2005-10-01 2009-03-12 カール・フロイデンベルク・カーゲー フィルタ装置
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RU2548438C2 (ru) * 2010-09-20 2015-04-20 Николас БРЕНТНАЛЛ Фильтрующая прокладка и способ изготовления
US10213534B2 (en) 2013-10-03 2019-02-26 Asahi Kasei Medical Co., Ltd. Blood processing filter and blood processing filter manufacturing method
WO2015050213A1 (fr) * 2013-10-03 2015-04-09 旭化成メディカル株式会社 Filtre de traitement de sang, et procédé de fabrication de filtre de traitement de sang
CN106456852B (zh) * 2014-07-07 2019-02-26 旭化成医疗株式会社 血液处理过滤器和血液处理过滤器的制造方法
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USD802084S1 (en) 2016-04-11 2017-11-07 Elliot Kremerman Bent distillation head
USD802085S1 (en) 2016-04-11 2017-11-07 Elliot Kremerman Straight path distillation head
USD776238S1 (en) 2016-04-11 2017-01-10 Elliot Kremerman Straight path distillation head
USD775310S1 (en) 2016-04-11 2016-12-27 Elliot Kremerman Bent distillation head
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USD900312S1 (en) 2017-06-15 2020-10-27 Verrica Pharmaceuticals, Inc. Applicator
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Citations (4)

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Publication number Priority date Publication date Assignee Title
US3737036A (en) * 1970-08-26 1973-06-05 Bendix Corp Filter for polymer processing and method of manufacture
FR2189081A1 (fr) * 1972-06-16 1974-01-25 Pall Corp
DE2304512B1 (de) * 1973-01-31 1974-06-27 B. Braun Melsungen Ag, 3508 Melsungen Vorrichtung zum Filtern von Blut
US3935111A (en) * 1973-04-06 1976-01-27 Bentley Laboratories, Inc. Device for removing blood microemboli

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US2341414A (en) * 1940-10-17 1944-02-08 George J Polivka Filter
US2521984A (en) * 1947-05-19 1950-09-12 American Felt Co Fibrous unit
US3003643A (en) * 1957-10-28 1961-10-10 Johnson & Johnson Filter media
DE1928052A1 (de) * 1969-12-05 1970-12-10 Swank Dr Roy Laver Methode und Geraet fuer Blut-Praeparation
JPS518569B1 (fr) * 1970-11-11 1976-03-18
BE788211A (fr) * 1971-09-16 1973-02-28 Pall Corp Appareil disposable pour filtrer les gaz

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US3737036A (en) * 1970-08-26 1973-06-05 Bendix Corp Filter for polymer processing and method of manufacture
FR2189081A1 (fr) * 1972-06-16 1974-01-25 Pall Corp
DE2304512B1 (de) * 1973-01-31 1974-06-27 B. Braun Melsungen Ag, 3508 Melsungen Vorrichtung zum Filtern von Blut
US3935111A (en) * 1973-04-06 1976-01-27 Bentley Laboratories, Inc. Device for removing blood microemboli

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FR2433965A1 (fr) * 1978-08-24 1980-03-21 Schleicher & Schuell Gmbh Filtre a usage unique pour filtration sous pression et son procede de fabrication
FR2573984A1 (fr) * 1984-12-01 1986-06-06 Intermedicat Gmbh Filtre pour des systemes de canalisations vehiculant du sang
EP0355591A2 (fr) * 1988-08-22 1990-02-28 Siemens Aktiengesellschaft Appareil implantable de dosage de médicament pour l'injection d'un médicament liquide dans un organisme vivant
EP0355591A3 (en) * 1988-08-22 1990-12-05 Siemens Aktiengesellschaft Implantable medicament-dosing device for the injection of a liquid medicament into a living organ

Also Published As

Publication number Publication date
BR7701407A (pt) 1977-11-08
GB1575751A (en) 1980-09-24
NO770977L (no) 1977-09-27
CH614634A5 (fr) 1979-12-14
BE851244A (fr) 1977-05-31
IE45127L (en) 1977-09-25
FR2345196B1 (fr) 1983-11-10
JPS52116969A (en) 1977-09-30
AU2275577A (en) 1978-09-07
US4157967A (en) 1979-06-12
ES456859A1 (es) 1978-02-16
NO791914L (no) 1977-09-27
CA1092519A (fr) 1980-12-30
IL51209A0 (en) 1977-03-31
DE2704099A1 (de) 1977-09-29
SE8203932L (sv) 1982-06-24
MX143892A (es) 1981-07-30
SE8203932D0 (sv) 1982-06-24
SE7703364L (sv) 1977-09-26
IL58386A0 (en) 1980-01-31
IL51209A (en) 1981-02-27
ZA77172B (en) 1977-11-30
GB1575752A (en) 1980-09-24
AU513599B2 (en) 1980-12-11
GB1575753A (en) 1980-09-24
IE45127B1 (en) 1982-06-30

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