CA1159014A - Edm electrode with carbon and refractory material skeleton infiltrated with metal - Google Patents
Edm electrode with carbon and refractory material skeleton infiltrated with metalInfo
- Publication number
- CA1159014A CA1159014A CA000368129A CA368129A CA1159014A CA 1159014 A CA1159014 A CA 1159014A CA 000368129 A CA000368129 A CA 000368129A CA 368129 A CA368129 A CA 368129A CA 1159014 A CA1159014 A CA 1159014A
- Authority
- CA
- Canada
- Prior art keywords
- granules
- carbon
- refractory
- electrode
- preform
- 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.)
- Expired
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 150
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 109
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 46
- 239000002184 metal Substances 0.000 title claims abstract description 46
- 239000011819 refractory material Chemical group 0.000 title claims abstract description 15
- 239000003575 carbonaceous material Substances 0.000 title 1
- 239000008187 granular material Substances 0.000 claims abstract description 108
- 238000009760 electrical discharge machining Methods 0.000 claims abstract description 74
- 239000010949 copper Substances 0.000 claims abstract description 59
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910052802 copper Inorganic materials 0.000 claims abstract description 58
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 54
- 239000010937 tungsten Substances 0.000 claims abstract description 54
- 229910052709 silver Inorganic materials 0.000 claims abstract description 29
- 239000004332 silver Substances 0.000 claims abstract description 29
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 28
- 239000011733 molybdenum Substances 0.000 claims abstract description 28
- 150000001247 metal acetylides Chemical class 0.000 claims abstract description 22
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 9
- 230000000737 periodic effect Effects 0.000 claims abstract description 9
- 150000002739 metals Chemical class 0.000 claims abstract description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 52
- 239000010439 graphite Substances 0.000 claims description 52
- 239000000203 mixture Substances 0.000 claims description 45
- 239000011230 binding agent Substances 0.000 claims description 43
- 238000000034 method Methods 0.000 claims description 28
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 13
- 238000000465 moulding Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 11
- 230000009975 flexible effect Effects 0.000 claims description 10
- 229920001187 thermosetting polymer Polymers 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 229920001169 thermoplastic Polymers 0.000 claims description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 230000008595 infiltration Effects 0.000 abstract description 26
- 238000001764 infiltration Methods 0.000 abstract description 26
- 238000004663 powder metallurgy Methods 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 36
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 22
- 238000005520 cutting process Methods 0.000 description 14
- 230000003362 replicative effect Effects 0.000 description 13
- 230000002902 bimodal effect Effects 0.000 description 9
- 238000009826 distribution Methods 0.000 description 9
- 239000012778 molding material Substances 0.000 description 9
- 238000009736 wetting Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 239000011800 void material Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 6
- 238000012856 packing Methods 0.000 description 6
- 238000009715 pressure infiltration Methods 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 239000011324 bead Substances 0.000 description 5
- 238000001723 curing Methods 0.000 description 5
- 238000011068 loading method Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 229910003481 amorphous carbon Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 229920001223 polyethylene glycol Polymers 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 4
- 239000002202 Polyethylene glycol Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 239000003870 refractory metal Substances 0.000 description 3
- 230000010076 replication Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 2
- QIJNJJZPYXGIQM-UHFFFAOYSA-N 1lambda4,2lambda4-dimolybdacyclopropa-1,2,3-triene Chemical compound [Mo]=C=[Mo] QIJNJJZPYXGIQM-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- FPVVYTCTZKCSOJ-UHFFFAOYSA-N Ethylene glycol distearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCOC(=O)CCCCCCCCCCCCCCCCC FPVVYTCTZKCSOJ-UHFFFAOYSA-N 0.000 description 2
- 229910039444 MoC Inorganic materials 0.000 description 2
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 2
- 240000002834 Paulownia tomentosa Species 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 239000012300 argon atmosphere Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011233 carbonaceous binding agent Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000007580 dry-mixing Methods 0.000 description 2
- 229940100608 glycol distearate Drugs 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- MQFYRUGXOJAUQK-UHFFFAOYSA-N 2-[2-[2-(2-octadecanoyloxyethoxy)ethoxy]ethoxy]ethyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCOCCOCCOCCOC(=O)CCCCCCCCCCCCCCCCC MQFYRUGXOJAUQK-UHFFFAOYSA-N 0.000 description 1
- CNPURSDMOWDNOQ-UHFFFAOYSA-N 4-methoxy-7h-pyrrolo[2,3-d]pyrimidin-2-amine Chemical compound COC1=NC(N)=NC2=C1C=CN2 CNPURSDMOWDNOQ-UHFFFAOYSA-N 0.000 description 1
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241001282736 Oriens Species 0.000 description 1
- 241000405961 Scomberomorus regalis Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- SBYXRAKIOMOBFF-UHFFFAOYSA-N copper tungsten Chemical compound [Cu].[W] SBYXRAKIOMOBFF-UHFFFAOYSA-N 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008202 granule composition Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000013035 low temperature curing Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/007—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
- B23H1/04—Electrodes specially adapted therefor or their manufacture
- B23H1/06—Electrode material
-
- 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
- B22F2998/10—Processes characterised by the sequence of their steps
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49204—Contact or terminal manufacturing
- Y10T29/49208—Contact or terminal manufacturing by assembling plural parts
- Y10T29/4921—Contact or terminal manufacturing by assembling plural parts with bonding
- Y10T29/49211—Contact or terminal manufacturing by assembling plural parts with bonding of fused material
- Y10T29/49213—Metal
- Y10T29/49215—Metal by impregnating a porous mass
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/119,164 US4373127A (en) | 1980-02-06 | 1980-02-06 | EDM Electrodes |
| US119,164 | 1980-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1159014A true CA1159014A (en) | 1983-12-20 |
Family
ID=22382877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000368129A Expired CA1159014A (en) | 1980-02-06 | 1981-01-08 | Edm electrode with carbon and refractory material skeleton infiltrated with metal |
Country Status (6)
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58114820A (ja) * | 1981-12-26 | 1983-07-08 | Ibiden Co Ltd | ワイヤ−カツト放電加工機による型彫り放電加工用の黒鉛電極 |
| US4475996A (en) * | 1982-03-03 | 1984-10-09 | Inoue-Japax Research Incorporated | Multi-strand wire electroerosion machining method and apparatus |
| JPS6133819A (ja) * | 1984-07-24 | 1986-02-17 | Naotake Mori | 放電加工用電極 |
| AU616724B2 (en) * | 1988-01-27 | 1991-11-07 | Hycor Biomedical | Patterned plastic optical components |
| ATE113223T1 (de) * | 1989-06-07 | 1994-11-15 | Cusp Dental Supply Co Ltd | Elektroerosionselektrode und verfahren zu deren herstellung. |
| US5030818A (en) * | 1989-08-28 | 1991-07-09 | Dudas David J | Composite wire electrode |
| US5369240A (en) * | 1992-02-05 | 1994-11-29 | Mitsubishi Denki Kabushiki Kaisha | Graphite matrix electrode with dispersed silicon particles |
| JP3393885B2 (ja) * | 1992-11-02 | 2003-04-07 | 信之 高橋 | 粉末分散放電加工液および放電加工法 |
| DE69432546T2 (de) * | 1993-09-16 | 2003-11-20 | Sumitomo Electric Industries, Ltd. | Metallgehäuse für Halbleiterbauelement und Verfahren zu seiner Herstellung |
| US5605639A (en) * | 1993-12-21 | 1997-02-25 | United Technologies Corporation | Method of producing diffusion holes in turbine components by a multiple piece electrode |
| JPH09290327A (ja) * | 1996-02-27 | 1997-11-11 | Mitsubishi Electric Corp | 放電加工装置 |
| US5818005A (en) * | 1997-04-24 | 1998-10-06 | Motorola, Inc. | Electrical discharge machining electrode and rapid method for fabricating same |
| CH693846A5 (de) * | 1998-03-11 | 2004-03-15 | Mitsubishi Electric Corp | Gronlingelektrode zur Oberflachenbehandlung durch Funkenerosion. |
| WO1999046423A1 (fr) * | 1998-03-11 | 1999-09-16 | Mitsubishi Denki Kabushiki Kaisha | Electrode compacte pour traitement de surface par decharge et son procede de fabrication |
| US6224816B1 (en) | 1998-03-27 | 2001-05-01 | 3D Systems, Inc. | Molding method, apparatus, and device including use of powder metal technology for forming a molding tool with thermal control elements |
| US6602561B1 (en) * | 1998-05-13 | 2003-08-05 | Mitsubishi Denki Kabushiki Kaisha | Electrode for discharge surface treatment and manufacturing method therefor and discharge surface treatment method and device |
| US6153312A (en) * | 1998-06-12 | 2000-11-28 | 3D Systems, Inc. | Apparatus and methods for economically fabricating molded refractory articles using refractory mix displacing elements |
| US5989476A (en) * | 1998-06-12 | 1999-11-23 | 3D Systems, Inc. | Process of making a molded refractory article |
| US6601296B1 (en) * | 1999-07-06 | 2003-08-05 | Visteon Global Technologies, Inc. | Multi-shot injection molding process for making electrical connectors and three-dimensional circuits |
| US6409902B1 (en) | 1999-08-06 | 2002-06-25 | New Jersey Institute Of Technology | Rapid production of engineering tools and hollow bodies by integration of electroforming and solid freeform fabrication |
| WO2001023641A1 (fr) * | 1999-09-30 | 2001-04-05 | Mitsubishi Denki Kabushiki Kaisha | Electrode de traitement de surface par decharge electrique, son procede de production et procede de traitement de surface par decharge electrique |
| US6784225B2 (en) * | 2000-11-10 | 2004-08-31 | 3D Systems, Inc. | Surface enhancer for making a molded metal/ceramic article |
| CA2464611A1 (en) * | 2001-11-19 | 2003-05-30 | Universite Laval | Electric discharge machining electrode and method |
| KR101080528B1 (ko) * | 2002-11-11 | 2011-11-04 | 스미토모덴키고교가부시키가이샤 | 방전 가공용 전극 재료 및 그 제조 방법 |
| GB2398575B (en) * | 2003-02-18 | 2005-02-02 | Morganite Elect Carbon | Electrode materials |
| WO2006046313A1 (ja) * | 2004-10-28 | 2006-05-04 | York Corporation Co, Ltd | 超硬合金ｗｃ−銅系複合体の製造方法 |
| KR100543847B1 (ko) * | 2005-04-01 | 2006-01-20 | 주식회사 엠에이씨티 | 방전가공용 전극선 및 그 제조 방법 |
| JP2007015889A (ja) * | 2005-07-07 | 2007-01-25 | Toyo Tanso Kk | 炭素材料及び炭素材料の加工方法 |
| CN101595246B (zh) * | 2006-12-27 | 2012-06-13 | 三菱电机株式会社 | 放电表面处理用电极及其制造方法 |
| US8016644B2 (en) * | 2007-07-13 | 2011-09-13 | UNIVERSITé LAVAL | Method and apparatus for micro-machining a surface |
| US8720047B2 (en) * | 2009-05-08 | 2014-05-13 | Hoowaki, Llc | Method for making microstructured objects |
| CN102471126A (zh) * | 2009-08-12 | 2012-05-23 | 日本超精石英株式会社 | 氧化硅玻璃坩埚的制造装置及其制造方法 |
| US9545736B2 (en) * | 2011-02-14 | 2017-01-17 | Sintokogio, Ltd. | Mold and die metallic material, air-permeable member for mold and die use, and method for manufacturing the same |
| CN113874149B (zh) | 2019-05-23 | 2025-04-08 | 康宁股份有限公司 | 用于形成蜂窝挤出模头的电极的制备方法 |
| JP2022091435A (ja) * | 2020-12-09 | 2022-06-21 | アドバンスコンポジット株式会社 | 易切削性金属基複合材料及び易切削性金属基複合材料の製造方法 |
| CN119387732A (zh) * | 2024-11-20 | 2025-02-07 | 太原理工大学 | 一种用于电火花加工深微小孔的多孔电极成型方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2289708A (en) * | 1940-08-02 | 1942-07-14 | Square D Co | Electrical contact |
| US3235346A (en) * | 1960-11-22 | 1966-02-15 | Valley Co Inc | Composite bodies comprising a continuous framework and an impregnated metallic material and methods of their production |
| US3241949A (en) * | 1963-10-21 | 1966-03-22 | Sherritt Gordon Mines Ltd | Method of producing molybdenum alloy compositions from ammoniacal solutions |
| US3413435A (en) * | 1964-10-02 | 1968-11-26 | Rametco Inc | Electrical discharge machine electrodes impregnated with inorganic compounds |
| US3907950A (en) * | 1966-07-19 | 1975-09-23 | Mini Of Technology In Her Maje | Carbon articles |
| US3745296A (en) * | 1971-08-20 | 1973-07-10 | Kennecott Copper Corp | Copper tool material for electrical discharge machining |
| US3929476A (en) * | 1972-05-05 | 1975-12-30 | Minnesota Mining & Mfg | Precision molded refractory articles and method of making |
| DE2709278C3 (de) * | 1977-03-03 | 1980-05-08 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Sinter-Tränkwerkstoff für elektrische Kontaktstücke und Verfahren zu seiner Herstellung |
| CA1119847A (en) * | 1977-09-26 | 1982-03-16 | Minnesota Mining And Manufacturing Company | Infiltrated molded articles of spherical non-refractory metal powders |
-
1980
- 1980-02-06 US US06/119,164 patent/US4373127A/en not_active Expired - Lifetime
-
1981
- 1981-01-08 CA CA000368129A patent/CA1159014A/en not_active Expired
- 1981-01-22 EP EP81300293A patent/EP0034008B1/en not_active Expired
- 1981-01-22 DE DE8181300293T patent/DE3170970D1/de not_active Expired
- 1981-02-05 BR BR8100693A patent/BR8100693A/pt unknown
- 1981-02-06 JP JP1676281A patent/JPS56126535A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0034008A2 (en) | 1981-08-19 |
| EP0034008A3 (en) | 1982-09-08 |
| JPS56126535A (en) | 1981-10-03 |
| JPH0220364B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-05-09 |
| BR8100693A (pt) | 1981-08-18 |
| EP0034008B1 (en) | 1985-06-19 |
| US4373127A (en) | 1983-02-08 |
| DE3170970D1 (en) | 1985-07-25 |
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| Date | Code | Title | Description |
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