JPH10506151A - レーザー焼結によって寸法精度のよいピースを製造する方法 - Google Patents
レーザー焼結によって寸法精度のよいピースを製造する方法Info
- Publication number
- JPH10506151A JPH10506151A JP8510634A JP51063496A JPH10506151A JP H10506151 A JPH10506151 A JP H10506151A JP 8510634 A JP8510634 A JP 8510634A JP 51063496 A JP51063496 A JP 51063496A JP H10506151 A JPH10506151 A JP H10506151A
- Authority
- JP
- Japan
- Prior art keywords
- component
- metal
- sintering
- layer
- compound
- 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.)
- Ceased
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/1003—Use of special medium during sintering, e.g. sintering aid
- B22F3/1007—Atmosphere
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/32—Process control of the atmosphere, e.g. composition or pressure in a building chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/38—Process control to achieve specific product aspects, e.g. surface smoothness, density, porosity or hollow structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
- B33Y70/10—Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/80—Data acquisition or data processing
- B22F10/85—Data acquisition or data processing for controlling or regulating additive manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2201/00—Treatment under specific atmosphere
- B22F2201/40—Metal compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Automation & Control Theory (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Composite Materials (AREA)
- Structural Engineering (AREA)
- Powder Metallurgy (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Sampling And Sample Adjustment (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.焼結前は少なくとも3種の粉砕された成分の混合粉末よりなる材料を焼結す ることで寸法精度のよい金属ピースを製造する方法であって、第一成分は大部分 が鉄族金属であり、第二成分は大部分が銅とリンであり、第三成分は銅と少なく とも1種の他の金属との合金であり、この混合粉末は第三成分を最も多く含み、 第一、第二成分はそれより少ない量含んでおり、以下の組み合わせを特徴とする 方法。 −上記混合粉末の層を基材の上に展開し、ピースのこの横断面表面に対応する 層の領域をレーザー光線によって1ステップごとに焼結温度まで加熱し、その後 順に粉末層を前の層の上に展開し、その各層において、関連する層にあたるピー スの横断面表面に対応する領域をレーザー焼結することを含む、層ごとの自由型 選択領域レーザー焼結によりピースの形が達成される。 −焼結は、上記焼結温度で分解する少なくとも何らかの鉄族金属である化合物 を含むガス雰囲気中で行われ、該化合物は設定された時間に焼結される、ピース の横断面表面の領域上に堆積する。 2.該鉄族金属の化合物が、金属カルボニル、水素化物、塩化物、フッ化物、ヨ ウ化物、臭化物、あるいは他の熱分解する金属化合物であり、該化合物中の鉄族 金属は、好ましくは、混合粉末の第一成分中に存在する金属と同じ金属あるいは 複数の場合はそのどれかひとつ、あるいは他の金属であることを特徴とする請求 の範囲第1項記載の方法。 3.第一成分が、少なくとも大部分がニッケルで、第一成分の平均粒径が最小5 0μm、最大250μm、好ましくは100μmのオーダーであり、第三成分の 大部分が50μm、好ましくは30μmの最大平均粒径をもつ青銅および/また は真鍮であり、第二成分が、第一成分の平均粒径と同じ最大平均粒径をもつリン 化銅であることを特徴とする請求の範囲第1または2項記載の方法。 4.混合粉末として、第三成分を約60〜75重量%、第二成分を約5〜30重 量%、第一成分を約10〜30重量%を混合し、ガス雰囲気が、鉄族金属と他の 金属化合物がはいってもよいガス状化合物、またはキャリアガス中の他の金属化 合物がはいってもよい鉄族金属化合物からなることを特徴とする請求の範囲第1 または2項記載の方法。 5.混合粉末がレーザー光線によってその標的領域において、第二成分の融点を 越える温度に加熱され、この温度は第三成分の融点から最高100℃まで、好ま しくは最高50℃まで、一般的には最高30℃まで上下し、レーザー光線により 生じる温度は最高950℃、好ましくは最高900℃であることを特徴とする請 求の範囲第1または3項記載の方法。 6.レーザー加熱され、焼結する領域以外の、ガス雰囲気中に存在する鉄族金属 化合物の分解を、基材を冷却することおよび/または混合粉末層の領域でガス雰 囲気の温度を予め決められた温度に保つことによって阻害し、焼結が起こらない 領域では、基材上の混合粉末を150℃未満、好ましくは80℃未満、一般的に は最高温度40℃にすることを特徴とする請求の範囲第1または5項記載の方法 。 7.ガス雰囲気の温度を、ガス循環および/またはガス交換および/またはガス の冷却によって、予め決められた温度に設定することを特徴とする請求の範囲第 6項記載の方法。 8.第一成分が鉄族金属の混合物であり、第一成分中の鉄族金属あるいは鉄族金 属混合物が、他の金属および/または非金属合金要素を含むことを特徴とする請 求の範囲第1または3項記載の方法。 9.ガス雰囲気がさらに第三成分に含まれる金属の化合物を含み、該化合物も焼 結温度で分解し、該金属または金属混合物および/または非金属およびまたは化 合物が設定された時間に焼結される、ピースの横断面表面の領域に堆積すること を特徴とする請求の範囲第1または4項記載の方法。 10.上記レーザーのパワーおよび標的区域が、一層ごとの混合粉末焼結におい て、また同時にガス相から金属を堆積させるステップにおいて、コンピューター によってあるいは他の数値制御によって指示され、ピースの形が使用される粉末 層の厚さに応じてピースの横断面積に区分され、その領域が一緒になってピース の形を構成し、これらの横断面領域は該レーザー制御のためにメモリに貯蔵され 、該制御はメモリ貯蔵されているデータに従って遂行されることを特徴とする請 求の範囲第1項記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9403165-5 | 1994-09-21 | ||
| SE9403165A SE9403165D0 (sv) | 1994-09-21 | 1994-09-21 | Sätt att sintra föremål |
| PCT/FI1995/000514 WO1996009132A1 (en) | 1994-09-21 | 1995-09-20 | Method for fabricating dimensionally accurate pieces by laser sintering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10506151A true JPH10506151A (ja) | 1998-06-16 |
Family
ID=20395316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8510634A Ceased JPH10506151A (ja) | 1994-09-21 | 1995-09-20 | レーザー焼結によって寸法精度のよいピースを製造する方法 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5732323A (ja) |
| EP (1) | EP0782487B1 (ja) |
| JP (1) | JPH10506151A (ja) |
| AT (1) | ATE183953T1 (ja) |
| CA (1) | CA2199713A1 (ja) |
| DE (1) | DE69511881T2 (ja) |
| DK (1) | DK0782487T3 (ja) |
| ES (1) | ES2138234T3 (ja) |
| FI (1) | FI109182B (ja) |
| NO (1) | NO971307L (ja) |
| SE (1) | SE9403165D0 (ja) |
| WO (1) | WO1996009132A1 (ja) |
Cited By (4)
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|---|---|---|---|---|
| JP2000328106A (ja) * | 1999-05-21 | 2000-11-28 | Matsushita Electric Works Ltd | 立体造形物製造法 |
| JP2000336403A (ja) * | 1999-05-26 | 2000-12-05 | Matsushita Electric Works Ltd | 三次元形状造形物の製造方法 |
| JP2015218368A (ja) * | 2014-05-20 | 2015-12-07 | 有限会社 ナプラ | 三次元造形用材料、及び、三次元造形方法 |
| JP2018501132A (ja) * | 2014-12-23 | 2018-01-18 | レニショウ パブリック リミテッド カンパニーRenishaw Public Limited Company | 積層造形製造装置及び方法 |
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| IT1290210B1 (it) * | 1997-01-29 | 1998-10-22 | Pirelli | Metodo per la produzione di pneumatici,per la realizzazione di stampi di vulcanizzazione per detti pneumatici,pneumatici e stampi cosi' |
| US5980812A (en) | 1997-04-30 | 1999-11-09 | Lawton; John A. | Solid imaging process using component homogenization |
| DE19721595B4 (de) * | 1997-05-23 | 2006-07-06 | Eos Gmbh Electro Optical Systems | Material zur direkten Herstellung metallischer Funktionsmuster |
| US5932055A (en) * | 1997-11-11 | 1999-08-03 | Rockwell Science Center Llc | Direct metal fabrication (DMF) using a carbon precursor to bind the "green form" part and catalyze a eutectic reducing element in a supersolidus liquid phase sintering (SLPS) process |
| DE19821810C1 (de) * | 1998-05-15 | 2000-03-09 | Atz Evus | Verfahren zur Herstellung metallischer und nichtmetallischer Funktionsmuster mit Hilfe von Rapid Prototyping/Tooling-Verfahren oder anderer Verfahren und alternativer Prozeßgaszuführung |
| SG81940A1 (en) | 1998-11-12 | 2001-07-24 | Univ Singapore | Method of laser casting copper-based composites |
| US6396025B1 (en) | 1999-07-01 | 2002-05-28 | Aeromet Corporation | Powder feed nozzle for laser welding |
| AU2001275164A1 (en) * | 2000-06-01 | 2001-12-11 | Board Of Regents, The University Of Texas System | Direct selective laser sintering of metals |
| DE10039144C1 (de) * | 2000-08-07 | 2001-11-22 | Fraunhofer Ges Forschung | Verfahren zur Herstellung präziser Bauteile mittels Lasersintern |
| DE10039143C1 (de) * | 2000-08-07 | 2002-01-10 | Fraunhofer Ges Forschung | Verfahren zur Herstellung präziser Bauteile mittels Lasersintern und deren Nachbehandlung |
| US6376148B1 (en) | 2001-01-17 | 2002-04-23 | Nanotek Instruments, Inc. | Layer manufacturing using electrostatic imaging and lamination |
| US6746506B2 (en) | 2002-07-12 | 2004-06-08 | Extrude Hone Corporation | Blended powder solid-supersolidus liquid phase sintering |
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| JPH0192381A (ja) * | 1987-10-02 | 1989-04-11 | Inoue Japax Res Inc | マイクロ溶着 |
| JPH01502890A (ja) * | 1986-10-17 | 1989-10-05 | ボード、オブ、リージェンツ、ザ、ユニバーシティー、オブ、テキサス、システム | 選択的焼結によって部品を製造する方法 |
| JPH03183530A (ja) * | 1989-09-05 | 1991-08-09 | Univ Texas Syst | 部品を製造する装置および方法 |
| JPH03505350A (ja) * | 1989-04-07 | 1991-11-21 | アクチボラゲツト・エレクトロラツクス | 焼結により正確な寸法の物品を製造する方法 |
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| US4853514A (en) * | 1957-06-27 | 1989-08-01 | Lemelson Jerome H | Beam apparatus and method |
| US4863538A (en) * | 1986-10-17 | 1989-09-05 | Board Of Regents, The University Of Texas System | Method and apparatus for producing parts by selective sintering |
| US5155324A (en) * | 1986-10-17 | 1992-10-13 | Deckard Carl R | Method for selective laser sintering with layerwise cross-scanning |
| JP2639949B2 (ja) * | 1987-12-10 | 1997-08-13 | トヨタ自動車株式会社 | 耐摩耗性Cu基合金 |
| JPH01275735A (ja) * | 1988-04-27 | 1989-11-06 | Isamu Kikuchi | 焼結合金材およびその製造法 |
| US5637175A (en) * | 1988-10-05 | 1997-06-10 | Helisys Corporation | Apparatus for forming an integral object from laminations |
| US5156697A (en) * | 1989-09-05 | 1992-10-20 | Board Of Regents, The University Of Texas System | Selective laser sintering of parts by compound formation of precursor powders |
| US5431967A (en) * | 1989-09-05 | 1995-07-11 | Board Of Regents, The University Of Texas System | Selective laser sintering using nanocomposite materials |
| US5017317A (en) * | 1989-12-04 | 1991-05-21 | Board Of Regents, The Uni. Of Texas System | Gas phase selective beam deposition |
| US5314003A (en) * | 1991-12-24 | 1994-05-24 | Microelectronics And Computer Technology Corporation | Three-dimensional metal fabrication using a laser |
| US5510066A (en) * | 1992-08-14 | 1996-04-23 | Guild Associates, Inc. | Method for free-formation of a free-standing, three-dimensional body |
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| US5622769A (en) * | 1993-02-12 | 1997-04-22 | Kabushiki Kaisha Toshiba | Ceramic circuit board having a thermal conductivity substrate |
| JP3336741B2 (ja) * | 1994-05-19 | 2002-10-21 | 住友金属工業株式会社 | 金属薄膜積層セラミックス基板 |
-
1994
- 1994-09-21 SE SE9403165A patent/SE9403165D0/xx unknown
-
1995
- 1995-09-20 AT AT95930559T patent/ATE183953T1/de not_active IP Right Cessation
- 1995-09-20 WO PCT/FI1995/000514 patent/WO1996009132A1/en not_active Ceased
- 1995-09-20 DE DE69511881T patent/DE69511881T2/de not_active Expired - Fee Related
- 1995-09-20 EP EP95930559A patent/EP0782487B1/en not_active Expired - Lifetime
- 1995-09-20 JP JP8510634A patent/JPH10506151A/ja not_active Ceased
- 1995-09-20 DK DK95930559T patent/DK0782487T3/da active
- 1995-09-20 CA CA002199713A patent/CA2199713A1/en not_active Abandoned
- 1995-09-20 US US08/793,929 patent/US5732323A/en not_active Expired - Fee Related
- 1995-09-20 ES ES95930559T patent/ES2138234T3/es not_active Expired - Lifetime
-
1997
- 1997-03-20 NO NO971307A patent/NO971307L/no not_active Application Discontinuation
- 1997-03-21 FI FI971192A patent/FI109182B/fi active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH01502890A (ja) * | 1986-10-17 | 1989-10-05 | ボード、オブ、リージェンツ、ザ、ユニバーシティー、オブ、テキサス、システム | 選択的焼結によって部品を製造する方法 |
| JPH0192381A (ja) * | 1987-10-02 | 1989-04-11 | Inoue Japax Res Inc | マイクロ溶着 |
| JPH03505350A (ja) * | 1989-04-07 | 1991-11-21 | アクチボラゲツト・エレクトロラツクス | 焼結により正確な寸法の物品を製造する方法 |
| JPH03183530A (ja) * | 1989-09-05 | 1991-08-09 | Univ Texas Syst | 部品を製造する装置および方法 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000328106A (ja) * | 1999-05-21 | 2000-11-28 | Matsushita Electric Works Ltd | 立体造形物製造法 |
| JP2000336403A (ja) * | 1999-05-26 | 2000-12-05 | Matsushita Electric Works Ltd | 三次元形状造形物の製造方法 |
| JP2015218368A (ja) * | 2014-05-20 | 2015-12-07 | 有限会社 ナプラ | 三次元造形用材料、及び、三次元造形方法 |
| JP2018501132A (ja) * | 2014-12-23 | 2018-01-18 | レニショウ パブリック リミテッド カンパニーRenishaw Public Limited Company | 積層造形製造装置及び方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0782487A1 (en) | 1997-07-09 |
| SE9403165D0 (sv) | 1994-09-21 |
| NO971307D0 (no) | 1997-03-20 |
| ES2138234T3 (es) | 2000-01-01 |
| CA2199713A1 (en) | 1996-03-28 |
| ATE183953T1 (de) | 1999-09-15 |
| FI971192A0 (fi) | 1997-03-21 |
| DK0782487T3 (da) | 2000-01-31 |
| DE69511881T2 (de) | 2000-01-20 |
| DE69511881D1 (de) | 1999-10-07 |
| EP0782487B1 (en) | 1999-09-01 |
| NO971307L (no) | 1997-03-20 |
| WO1996009132A1 (en) | 1996-03-28 |
| FI971192L (fi) | 1997-03-21 |
| FI109182B (fi) | 2002-06-14 |
| US5732323A (en) | 1998-03-24 |
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