CH629688A5 - Dispositif de distribution d'une mousse d'adhesif fondant a chaud. - Google Patents
Dispositif de distribution d'une mousse d'adhesif fondant a chaud. Download PDFInfo
- Publication number
- CH629688A5 CH629688A5 CH70379A CH70379A CH629688A5 CH 629688 A5 CH629688 A5 CH 629688A5 CH 70379 A CH70379 A CH 70379A CH 70379 A CH70379 A CH 70379A CH 629688 A5 CH629688 A5 CH 629688A5
- Authority
- CH
- Switzerland
- Prior art keywords
- stage
- pump
- adhesive
- solution
- gas
- Prior art date
Links
- 239000000853 adhesive Substances 0.000 title claims description 88
- 230000001070 adhesive effect Effects 0.000 title claims description 88
- 239000006260 foam Substances 0.000 title claims description 33
- 238000002844 melting Methods 0.000 title claims description 4
- 239000007789 gas Substances 0.000 claims description 57
- 238000010992 reflux Methods 0.000 claims description 43
- 239000012530 fluid Substances 0.000 claims description 19
- 239000004831 Hot glue Substances 0.000 claims description 15
- 238000005086 pumping Methods 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 5
- 239000003570 air Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 10
- 239000000758 substrate Substances 0.000 description 9
- 238000009826 distribution Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 3
- 238000005187 foaming Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000004822 Hot adhesive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 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
- 238000005520 cutting process Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
- F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
-
- 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
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/235—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids for making foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/60—Pump mixers, i.e. mixing within a pump
- B01F25/62—Pump mixers, i.e. mixing within a pump of the gear type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
- B05B7/0025—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/26—Apparatus in which liquids or other fluent materials from different sources are brought together before entering the discharge device
- B05B7/28—Apparatus in which liquids or other fluent materials from different sources are brought together before entering the discharge device in which one liquid or other fluent material is fed or drawn through an orifice into a stream of a carrying fluid
- B05B7/32—Apparatus in which liquids or other fluent materials from different sources are brought together before entering the discharge device in which one liquid or other fluent material is fed or drawn through an orifice into a stream of a carrying fluid the fed liquid or other fluent material being under pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
- B29B13/022—Melting the material to be shaped
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
- C09J5/08—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers using foamed adhesives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
- F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/36—Mixing of ingredients for adhesives or glues; Mixing adhesives and gas
-
- 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
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Fluid Mechanics (AREA)
- Thermal Sciences (AREA)
- Coating Apparatus (AREA)
- Nozzles (AREA)
- Adhesives Or Adhesive Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/874,333 US4200207A (en) | 1978-02-01 | 1978-02-01 | Hot melt adhesive foam pump system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH629688A5 true CH629688A5 (fr) | 1982-05-14 |
Family
ID=25363527
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH70379A CH629688A5 (fr) | 1978-02-01 | 1979-01-24 | Dispositif de distribution d'une mousse d'adhesif fondant a chaud. |
| CH298182A CH639009A5 (fr) | 1978-02-01 | 1982-05-13 | Dispositif de distribution d'une mousse d'adhesif fondant a chaud. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH298182A CH639009A5 (fr) | 1978-02-01 | 1982-05-13 | Dispositif de distribution d'une mousse d'adhesif fondant a chaud. |
Country Status (9)
Families Citing this family (57)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4371096A (en) * | 1979-04-16 | 1983-02-01 | Nordson Corporation | Control apparatus for pressurized gas/liquid systems |
| US4679710A (en) * | 1981-06-22 | 1987-07-14 | Nordson Corporation | Hot melt foam adhesive system |
| US4535919A (en) * | 1981-08-19 | 1985-08-20 | Nordson Corporation | Hot melt adhesive system |
| US4850514A (en) * | 1982-12-16 | 1989-07-25 | Nordson Corporation | Constant pressure intermittent fluid dispenser |
| EP0169307A3 (en) * | 1984-05-18 | 1987-01-07 | Nordson Corporation | Hot melt adhesive pump with ported gears |
| EP0171511B1 (en) * | 1984-05-30 | 1989-10-18 | Nordson Corporation | Method and apparatus for controlling the gas content of dispensed hot melt thermoplastic adhesive foam |
| US4779762A (en) * | 1984-05-30 | 1988-10-25 | Nordson Corporation | Method and apparatus for controlling the gas content of dispensed hot melt thermoplastic adhesive foam |
| US4601427A (en) * | 1984-08-23 | 1986-07-22 | Nordson Corporation | Adhesive dispensing nozzle |
| US4791142A (en) * | 1985-11-14 | 1988-12-13 | Nordson Corporation | Method and apparatus for producing a foam from a molten thermoplastic material |
| DE3576657D1 (de) * | 1985-12-05 | 1990-04-26 | Nordson Corp | Vorrichtung zum auftragen oder verspruehen viskoser materialien. |
| US4687137A (en) * | 1986-03-20 | 1987-08-18 | Nordson Corporation | Continuous/intermittent adhesive dispensing apparatus |
| US4874451A (en) * | 1986-03-20 | 1989-10-17 | Nordson Corporation | Method of forming a disposable diaper with continuous/intermittent rows of adhesive |
| US5021507A (en) * | 1986-05-05 | 1991-06-04 | National Starch And Chemical Investment Holding Corporation | Arcylic modified reactive urethane hot melt adhesive compositions |
| US4898302A (en) * | 1987-01-12 | 1990-02-06 | Nordson Corporation | Apparatus for melting and dispensing thermoplastic material |
| US5106659A (en) * | 1989-10-04 | 1992-04-21 | Nordson Corporation | Method and apparatus for spraying a liquid coating containing supercritical fluid or liquified gas |
| US5088443A (en) * | 1989-10-04 | 1992-02-18 | Nordson Corporation | Method and apparatus for spraying a liquid coating containing supercritical fluid or liquified gas |
| US5056034A (en) * | 1989-11-20 | 1991-10-08 | Nordson Corporation | Method and apparatus for controlling the gas content of foam materials |
| DE4011668A1 (de) * | 1990-04-11 | 1991-10-17 | Bosch Gmbh Robert | Sauganschlussverbindung fuer eine hydropumpe |
| FR2665395B1 (fr) * | 1990-08-01 | 1994-02-18 | Valeo Vision | Procede de fixation par collage d'un voyant sur le boitier ou le socle d'un dispositif d'eclairage ou de signalisation de vehicule automobile, et colle destinee a etre utilisee dans un tel procede. |
| US5215253A (en) * | 1990-08-30 | 1993-06-01 | Nordson Corporation | Method and apparatus for forming and dispersing single and multiple phase coating material containing fluid diluent |
| CA2057948A1 (en) * | 1991-01-11 | 1992-07-12 | James W. Schmitkons | Method and apparatus for metering flow of a two-component dispensing system |
| US5197800A (en) * | 1991-06-28 | 1993-03-30 | Nordson Corporation | Method for forming coating material formulations substantially comprised of a saturated resin rich phase |
| US5257723A (en) * | 1992-06-02 | 1993-11-02 | Nordson Corporation | Bulk melter with material recirculation |
| US5443796A (en) * | 1992-10-19 | 1995-08-22 | Nordson Corporation | Method and apparatus for preventing the formation of a solid precipitate in a coating material formulation |
| US5407267A (en) * | 1992-12-30 | 1995-04-18 | Nordson Corporation | Method and apparatus for forming and dispensing coating material containing multiple components |
| US5490726A (en) * | 1992-12-30 | 1996-02-13 | Nordson Corporation | Apparatus for proportioning two components to form a mixture |
| US5370315A (en) * | 1993-10-15 | 1994-12-06 | Del Gaone; Peter V. | Spray gun for aggregates |
| US5407132A (en) * | 1993-10-20 | 1995-04-18 | Nordson Corporation | Method and apparatus for spraying viscous adhesives |
| US5495963A (en) * | 1994-01-24 | 1996-03-05 | Nordson Corporation | Valve for controlling pressure and flow |
| US5458684A (en) * | 1994-02-09 | 1995-10-17 | Nordson Corporation | Hot melt adhesive spray apparatus |
| FR2716729B1 (fr) * | 1994-02-25 | 1996-05-24 | Seva | Dispositif de dépose d'un matériau fluide, installation correspondante et procédé de mise en Óoeuvre du dispositif. |
| US5616625A (en) * | 1995-02-17 | 1997-04-01 | National Starch And Chemical Investment Holding Corporation | Reactive hot melt foam |
| US5894994A (en) * | 1995-03-14 | 1999-04-20 | Nordson Corporation | Adjustable slot coating die |
| US5622315A (en) * | 1995-03-14 | 1997-04-22 | Nordson Corporation | Adjustable slot goating die |
| US5618001A (en) * | 1995-03-20 | 1997-04-08 | Binks Manufacturing Company | Spray gun for aggregates |
| US5547347A (en) * | 1995-09-21 | 1996-08-20 | The Boc Group, Inc. | Gas injection apparatus and method |
| US5672269A (en) * | 1996-02-29 | 1997-09-30 | Illinois Tool Works Inc. | Filter/pressure relief assembly for an adhesive supply unit |
| DE19625565C2 (de) * | 1996-06-26 | 1998-07-23 | Bosch Gmbh Robert | Kraftstoff-Förderpumpe für eine Kraftstoff-Einspritzpumpe für Brennkraftmaschinen |
| US20040159672A1 (en) * | 2003-01-31 | 2004-08-19 | Nordson Corporation | Apparatus and methods for recirculating liquid dispensing systems |
| US20050094482A1 (en) * | 2003-10-31 | 2005-05-05 | Nordson Corporation | Method and apparatus for producing closed cell foam |
| JP4505851B2 (ja) * | 2003-11-21 | 2010-07-21 | 株式会社サンツール | 気泡入りホットメルト塗布装置 |
| DE102005007242A1 (de) * | 2005-02-17 | 2006-08-24 | Itw Gema Ag | Druckluft-Drosselvorrichtung und Pulversprühbeschichtungsvorrichtung |
| DE102005042380A1 (de) * | 2005-09-06 | 2007-03-08 | Nordson Corporation, Westlake | Vorrichtung und Verfahren zum Erzeugen eines Schaummaterials |
| WO2007106390A2 (en) | 2006-03-10 | 2007-09-20 | Amesbury Group, Inc | Apparatus and method for manufacturing reinforced weatherstrip, and such a weatherstrip |
| US20080203871A1 (en) * | 2007-02-28 | 2008-08-28 | Michael Robinson | Door Insert Spacer |
| US20090084816A1 (en) * | 2007-10-02 | 2009-04-02 | Nordson Corporation | Two component metering pump assembly |
| DE102007052339A1 (de) | 2007-11-02 | 2009-05-07 | Ics Innovative Care Systems Andernach Gmbh | Pflanzenpflaster mit geschäumter Matrix |
| WO2013087108A1 (en) | 2011-12-15 | 2013-06-20 | Styron Europe Gmbh | Dynamic mixing pump |
| US9377114B2 (en) * | 2012-04-25 | 2016-06-28 | Nordson Corporation | Pressure control valve for reactive adhesives |
| US8814005B2 (en) | 2012-04-27 | 2014-08-26 | Pibed Limited | Foam dispenser |
| US9126751B2 (en) * | 2012-06-15 | 2015-09-08 | Illinois Tool Works Inc. | Hot melt adhesive dispensing system including adhesive cut-off module |
| US10279361B2 (en) | 2014-08-17 | 2019-05-07 | Foammatick, Llc | Self-foaming hot melt adhesive compositions and methods of making and using same |
| CA2976458A1 (en) | 2015-02-13 | 2016-08-18 | John HUNTRESS | Low compression-force tpe weatherseals |
| US11219907B1 (en) * | 2017-12-29 | 2022-01-11 | He-Products Llc | Foam producing and dispensing apparatus and method |
| CN114502289A (zh) * | 2019-10-07 | 2022-05-13 | 三键有限公司 | 喷出装置、移动构件及流通控制方法 |
| DK180548B1 (en) | 2019-11-29 | 2021-06-17 | Danhydra As | Double pump |
| EP4221961A4 (en) | 2020-09-29 | 2024-10-23 | C3 Corporation | Hotmelt application system and process |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2918009A (en) * | 1957-02-01 | 1959-12-22 | Dieny & Lucas Soc Nouv | Injection-compressor apparatus |
| US3119339A (en) * | 1958-11-12 | 1964-01-28 | Clarke Built Ltd | Aerating apparatus |
| IL31504A0 (en) * | 1968-08-07 | 1969-03-27 | Weyerhaeuser Co | Adhesive applicator apparatus for box-forming machines |
| US3628893A (en) * | 1970-05-04 | 1971-12-21 | Poerio Carpigiani | Liquid and air mixing gear pump |
| US3975473A (en) * | 1974-09-12 | 1976-08-17 | Union Carbide Corporation | Process for production of cellular thermoplastic bodies |
| US4009974A (en) * | 1975-02-12 | 1977-03-01 | Nordson Corporation | Method and apparatus for pumping viscous material |
| US3964645A (en) * | 1975-02-12 | 1976-06-22 | Nordson Corporation | Apparatus for melting and dispensing thermoplastic material |
| US4059466A (en) * | 1976-08-02 | 1977-11-22 | Nordson Corporation | Hot melt thermoplastic adhesive foam system |
| US4059714A (en) * | 1976-08-02 | 1977-11-22 | Nordson Corporation | Hot melt thermoplastic adhesive foam system |
-
1978
- 1978-02-01 US US05/874,333 patent/US4200207A/en not_active Expired - Lifetime
-
1979
- 1979-01-05 CA CA319,189A patent/CA1115942A/en not_active Expired
- 1979-01-24 CH CH70379A patent/CH629688A5/fr not_active IP Right Cessation
- 1979-01-24 FR FR7901764A patent/FR2416058A1/fr active Granted
- 1979-01-25 DE DE19792902811 patent/DE2902811A1/de active Granted
- 1979-01-26 GB GB7902877A patent/GB2013512B/en not_active Expired
- 1979-01-31 JP JP1028579A patent/JPS54117544A/ja active Granted
- 1979-01-31 SE SE7900843A patent/SE446827B/sv not_active IP Right Cessation
- 1979-02-01 IT IT19826/79A patent/IT1111968B/it active
-
1982
- 1982-05-13 CH CH298182A patent/CH639009A5/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54117544A (en) | 1979-09-12 |
| CH639009A5 (fr) | 1983-10-31 |
| GB2013512A (en) | 1979-08-15 |
| DE2902811C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-11-26 |
| SE7900843L (sv) | 1979-08-02 |
| FR2416058A1 (fr) | 1979-08-31 |
| GB2013512B (en) | 1982-10-27 |
| IT1111968B (it) | 1986-01-13 |
| DE2902811A1 (de) | 1979-08-02 |
| JPS6145491B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-08 |
| CA1115942A (en) | 1982-01-12 |
| IT7919826A0 (it) | 1979-02-01 |
| FR2416058B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1984-04-13 |
| SE446827B (sv) | 1986-10-13 |
| US4200207A (en) | 1980-04-29 |
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