NL8103370A - Werkwijze voor het vervaardigen en vormen van vuldraden en vuldraadelektroden voor toepassing bij het gemechaniseerde lassen alsmede voor de fabricage van niet omhulde vulstaven en door kernstaven omhulde staafelektroden voor het handlassen. - Google Patents
Werkwijze voor het vervaardigen en vormen van vuldraden en vuldraadelektroden voor toepassing bij het gemechaniseerde lassen alsmede voor de fabricage van niet omhulde vulstaven en door kernstaven omhulde staafelektroden voor het handlassen. Download PDFInfo
- Publication number
- NL8103370A NL8103370A NL8103370A NL8103370A NL8103370A NL 8103370 A NL8103370 A NL 8103370A NL 8103370 A NL8103370 A NL 8103370A NL 8103370 A NL8103370 A NL 8103370A NL 8103370 A NL8103370 A NL 8103370A
- Authority
- NL
- Netherlands
- Prior art keywords
- welding
- electrodes
- filler
- wires
- filling
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 238000003466 welding Methods 0.000 claims description 35
- 239000000945 filler Substances 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 10
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000010894 electron beam technology Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000010924 continuous production Methods 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims 3
- 229910045601 alloy Inorganic materials 0.000 claims 3
- 239000000470 constituent Substances 0.000 claims 2
- 230000001681 protective effect Effects 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 239000013543 active substance Substances 0.000 claims 1
- 238000007792 addition Methods 0.000 claims 1
- 229910002065 alloy metal Inorganic materials 0.000 claims 1
- 238000005275 alloying Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 238000007747 plating Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
- B23K35/406—Filled tubular wire or rods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
- B23K35/0261—Rods, electrodes, wires
- B23K35/0266—Rods, electrodes, wires flux-cored
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
- B23K35/406—Filled tubular wire or rods
- B23K2035/408—Filled tubular wire or rods with welded longitudinal seam
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
- Y10T428/12069—Plural nonparticulate metal components
- Y10T428/12076—Next to each other
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
- Y10T428/12069—Plural nonparticulate metal components
- Y10T428/12076—Next to each other
- Y10T428/12083—Nonmetal in particulate component
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
- Y10T428/12097—Nonparticulate component encloses particles
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
- Y10T428/12104—Particles discontinuous
- Y10T428/12111—Separated by nonmetal matrix or binder [e.g., welding electrode, etc.]
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
- Y10T428/12104—Particles discontinuous
- Y10T428/12111—Separated by nonmetal matrix or binder [e.g., welding electrode, etc.]
- Y10T428/12118—Nonparticulate component has Ni-, Cu-, or Zn-base
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
- Y10T428/12104—Particles discontinuous
- Y10T428/12111—Separated by nonmetal matrix or binder [e.g., welding electrode, etc.]
- Y10T428/12125—Nonparticulate component has Fe-base
- Y10T428/12132—Next to Fe-containing particles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Rod-Shaped Construction Members (AREA)
- Nonmetallic Welding Materials (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3027547 | 1980-07-21 | ||
| DE3027547A DE3027547C2 (de) | 1980-07-21 | 1980-07-21 | Verfahren zur Herstellung von geschlossenen Fülldrähten und Fülldrahtelektroden |
| DE3124287 | 1981-06-19 | ||
| DE19813124287 DE3124287C2 (de) | 1981-06-19 | 1981-06-19 | Verfahren zur Herstellung von geschlossenen Fülldrähten und Fülldrahtelektroden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8103370A true NL8103370A (nl) | 1982-02-16 |
Family
ID=25786761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8103370A NL8103370A (nl) | 1980-07-21 | 1981-07-16 | Werkwijze voor het vervaardigen en vormen van vuldraden en vuldraadelektroden voor toepassing bij het gemechaniseerde lassen alsmede voor de fabricage van niet omhulde vulstaven en door kernstaven omhulde staafelektroden voor het handlassen. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4396820A (de) |
| AT (1) | AT374397B (de) |
| BR (1) | BR8104658A (de) |
| FR (1) | FR2486844A1 (de) |
| GB (1) | GB2080158A (de) |
| IT (1) | IT1138081B (de) |
| NL (1) | NL8103370A (de) |
| SE (1) | SE8104448L (de) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0158691B1 (de) * | 1984-04-18 | 1988-01-07 | Schweissindustrie Oerlikon Bührle AG | Fülldraht |
| US4800131A (en) * | 1984-12-20 | 1989-01-24 | Alloy Rods Global, Inc. | Cored wire filler metals and a method for their manufacture |
| US4741974A (en) * | 1986-05-20 | 1988-05-03 | The Perkin-Elmer Corporation | Composite wire for wear resistant coatings |
| DE4023404C2 (de) * | 1990-07-23 | 1996-05-15 | Castolin Sa | Verwendung einer abschmelzbaren Elektrode |
| US5332628A (en) * | 1993-01-07 | 1994-07-26 | Wear Management Services, Inc. | Iron based ductile wire for forming a surfacing alloy system |
| US5290989A (en) * | 1993-02-23 | 1994-03-01 | The United States Of America As Represented By The Secretary Of The Air Force | Weld root shield device and method |
| US5781846A (en) * | 1993-02-25 | 1998-07-14 | Jossick; James L. | Flux cored brazing composition |
| US5695825A (en) * | 1995-05-31 | 1997-12-09 | Amorphous Technologies International | Titanium-containing ferrous hard-facing material source and method for hard facing a substrate |
| RU2119419C1 (ru) * | 1997-07-24 | 1998-09-27 | Акционерное общество открытого типа "Череповецкий сталепрокатный завод" | Способ изготовления герметичной порошковой проволоки |
| FR2766399B1 (fr) * | 1997-07-25 | 1999-09-03 | Soudure Autogene Francaise | Procede de fabrication de tubes metalliques |
| DE59809583D1 (de) * | 1998-12-10 | 2003-10-16 | Alstom Switzerland Ltd | Verfahren zur Herstellung eines geschweissten Rotors einer Strömungsmaschine |
| WO2003078158A1 (en) * | 2002-03-11 | 2003-09-25 | Liquidmetal Technologies | Encapsulated ceramic armor |
| USRE45353E1 (en) | 2002-07-17 | 2015-01-27 | Crucible Intellectual Property, Llc | Method of making dense composites of bulk-solidifying amorphous alloys and articles thereof |
| WO2004009268A2 (en) * | 2002-07-22 | 2004-01-29 | California Institute Of Technology | BULK AMORPHOUS REFRACTORY GLASSES BASED ON THE Ni-Nb-Sn TERNARY ALLOY SYTEM |
| WO2004012620A2 (en) | 2002-08-05 | 2004-02-12 | Liquidmetal Technologies | Metallic dental prostheses made of bulk-solidifying amorphous alloys and method of making such articles |
| US7591910B2 (en) * | 2002-12-04 | 2009-09-22 | California Institute Of Technology | Bulk amorphous refractory glasses based on the Ni(-Cu-)-Ti(-Zr)-Al alloy system |
| US7896982B2 (en) * | 2002-12-20 | 2011-03-01 | Crucible Intellectual Property, Llc | Bulk solidifying amorphous alloys with improved mechanical properties |
| AU2003300388A1 (en) * | 2002-12-20 | 2004-07-22 | Liquidmetal Technologies, Inc. | Pt-BASE BULK SOLIDIFYING AMORPHOUS ALLOYS |
| US8828155B2 (en) | 2002-12-20 | 2014-09-09 | Crucible Intellectual Property, Llc | Bulk solidifying amorphous alloys with improved mechanical properties |
| WO2005005675A2 (en) | 2003-02-11 | 2005-01-20 | Liquidmetal Technologies, Inc. | Method of making in-situ composites comprising amorphous alloys |
| EP1597500B1 (de) * | 2003-02-26 | 2009-06-17 | Bosch Rexroth AG | Direktgesteuertes druckbegrenzungsventil |
| USRE47529E1 (en) | 2003-10-01 | 2019-07-23 | Apple Inc. | Fe-base in-situ composite alloys comprising amorphous phase |
| FR2897549B1 (fr) * | 2006-02-20 | 2009-02-06 | Air Liquide | Procede de fabrication de tubes remplis de poudres, tels des fils fourres de soudage |
| US20100084388A1 (en) * | 2008-10-06 | 2010-04-08 | Lincoln Global, Inc. | Welding electrode and method of manufacture |
| RU2635637C1 (ru) * | 2016-05-16 | 2017-11-14 | Акционерное общество "Пермский завод "Машиностроитель" | Способ электронно-лучевой сварки деталей |
| CN107877028A (zh) * | 2017-12-26 | 2018-04-06 | 南通豪泰焊材有限公司 | 一种便于焊接死角位置的电焊条 |
| RU2681067C1 (ru) * | 2018-01-17 | 2019-03-01 | Акционерное общество "Государственный космический научно-производственный центр имени М.В. Хруничева" (АО "ГКНПЦ им. М.В. Хруничева") | Способ электронно-лучевой сварки деталей |
| US11371108B2 (en) | 2019-02-14 | 2022-06-28 | Glassimetal Technology, Inc. | Tough iron-based glasses with high glass forming ability and high thermal stability |
| CN109865929B (zh) * | 2019-02-28 | 2022-04-29 | 中国航空制造技术研究院 | 一种箱体结构回型焊缝的电子束焊接方法 |
| US11523491B2 (en) | 2019-12-04 | 2022-12-06 | The Esab Group Inc. | Methods of making and assembling together components of plasma torch electrode |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2944142A (en) * | 1957-03-07 | 1960-07-05 | Elek Ska Svetsnengsaktiebolage | Electric arc welding electrodes and methods of manufacturing the same |
| CH356223A (de) | 1957-03-07 | 1961-08-15 | Elektriska Svetsnings Ab | Elektrode für die elektrische Lichtbogenschweissung und Verfahren zu deren Herstellung |
| US2949142A (en) * | 1957-08-16 | 1960-08-16 | Paul J Sumerak | Threaded insert with projections |
| US3033977A (en) * | 1959-08-21 | 1962-05-08 | Eutectic Welding Alloys | Tubular welding rod |
| FR1387859A (fr) * | 1962-10-12 | 1965-02-05 | Smith Corp A O | Procédé et appareil pour la fabrication d'électrodes tubulaires pour soudage à l'arc |
| US3275786A (en) * | 1965-01-15 | 1966-09-27 | Air Reduction | High speed butt welding method and apparatus |
| CH463246A (de) * | 1966-11-23 | 1968-09-30 | Oerlikon Buehrle Elektroden | Verfahren zur Herstellung eines einen Metallmantel aufweisenden und mit einem pulverförmigen Material gefüllten Rohrdrahts |
| US3534390A (en) * | 1968-04-29 | 1970-10-13 | Stoody Co | Welding wire |
| AT295954B (de) * | 1969-07-11 | 1972-01-25 | Boehler & Co Ag Geb | Schweißmaterial zum elektrischen Lichtbogenschweißen von Gegenständen aus kaltzähem Stahl |
| US3585351A (en) * | 1969-08-25 | 1971-06-15 | Smith Corp A O | Electron beam welding process and apparatus |
| US3848109A (en) * | 1971-03-01 | 1974-11-12 | Stoody Co | Arc welding process and electrode for stainless steel |
| US3701881A (en) * | 1971-03-08 | 1972-10-31 | Luft U Kaeltetechnik Veb K | Method and apparatus for welding metal sheets |
| GB1369843A (en) * | 1971-09-10 | 1974-10-09 | Pyrotenax Ltd | Manufacture of composite welding electrodes |
| FR2271898B1 (de) | 1974-05-22 | 1977-03-11 | Arbed | |
| US3935414A (en) * | 1974-10-11 | 1976-01-27 | Unicore, Inc. | Automatic fixed position pipe welding |
| JPS5214511A (en) * | 1975-07-25 | 1977-02-03 | Hitachi Cable Ltd | Process for producing a linear additive |
| US4122238A (en) * | 1976-05-19 | 1978-10-24 | Caterpillar Tractor Co. | Welding flux formulation and process for fume reduction |
| DE2719357A1 (de) * | 1977-04-30 | 1978-11-09 | Kjellberg Esab Gmbh | Verfahren zur herstellung von fuelldraehten und fuelldrahtelektroden |
| US4336441A (en) * | 1978-10-27 | 1982-06-22 | Kobe Steel, Ltd. | Welding process |
-
1981
- 1981-07-14 AT AT0310681A patent/AT374397B/de not_active IP Right Cessation
- 1981-07-16 NL NL8103370A patent/NL8103370A/nl not_active Application Discontinuation
- 1981-07-16 GB GB8121948A patent/GB2080158A/en not_active Withdrawn
- 1981-07-16 IT IT22966/81A patent/IT1138081B/it active
- 1981-07-20 SE SE8104448A patent/SE8104448L/ not_active Application Discontinuation
- 1981-07-20 FR FR8114079A patent/FR2486844A1/fr not_active Withdrawn
- 1981-07-20 BR BR8104658A patent/BR8104658A/pt unknown
- 1981-07-20 US US06/285,133 patent/US4396820A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4396820A (en) | 1983-08-02 |
| IT8122966A0 (it) | 1981-07-16 |
| ATA310681A (de) | 1983-09-15 |
| BR8104658A (pt) | 1982-04-06 |
| SE8104448L (sv) | 1982-01-22 |
| AT374397B (de) | 1984-04-10 |
| IT1138081B (it) | 1986-09-10 |
| FR2486844A1 (fr) | 1982-01-22 |
| GB2080158A (en) | 1982-02-03 |
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