CA1036772A - Method and apparatus for compacting granular material - Google Patents
Method and apparatus for compacting granular materialInfo
- Publication number
- CA1036772A CA1036772A CA190,876A CA190876A CA1036772A CA 1036772 A CA1036772 A CA 1036772A CA 190876 A CA190876 A CA 190876A CA 1036772 A CA1036772 A CA 1036772A
- Authority
- CA
- Canada
- Prior art keywords
- mold
- compact
- slurry
- vehicle
- solvent
- 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
- 238000000034 method Methods 0.000 title claims abstract description 53
- 239000008187 granular material Substances 0.000 title abstract 2
- 239000002002 slurry Substances 0.000 claims abstract description 68
- 239000007788 liquid Substances 0.000 claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 58
- 239000002245 particle Substances 0.000 claims description 50
- 239000002904 solvent Substances 0.000 claims description 33
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 239000012254 powdered material Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 18
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 18
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 15
- 238000005245 sintering Methods 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 9
- 239000011236 particulate material Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 5
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 claims description 5
- 230000009969 flowable effect Effects 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 4
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 claims description 2
- 150000003868 ammonium compounds Chemical class 0.000 claims 1
- 239000000499 gel Substances 0.000 claims 1
- 150000001247 metal acetylides Chemical class 0.000 abstract description 10
- 239000000919 ceramic Substances 0.000 abstract description 5
- 239000000843 powder Substances 0.000 description 102
- 238000003825 pressing Methods 0.000 description 23
- 239000000203 mixture Substances 0.000 description 22
- 230000008569 process Effects 0.000 description 16
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 15
- 238000007598 dipping method Methods 0.000 description 13
- 239000001993 wax Substances 0.000 description 13
- 238000003754 machining Methods 0.000 description 12
- 239000012188 paraffin wax Substances 0.000 description 11
- 229920002554 vinyl polymer Polymers 0.000 description 11
- 239000007787 solid Substances 0.000 description 10
- 238000000462 isostatic pressing Methods 0.000 description 9
- 239000002985 plastic film Substances 0.000 description 9
- 239000010941 cobalt Substances 0.000 description 8
- 229910017052 cobalt Inorganic materials 0.000 description 8
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 8
- 230000005484 gravity Effects 0.000 description 8
- 238000000227 grinding Methods 0.000 description 8
- 229920006255 plastic film Polymers 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 239000006228 supernatant Substances 0.000 description 8
- 238000005056 compaction Methods 0.000 description 7
- 239000012298 atmosphere Substances 0.000 description 6
- 239000004094 surface-active agent Substances 0.000 description 6
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 229920003345 Elvax® Polymers 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 229920005479 Lucite® Polymers 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000006187 pill Substances 0.000 description 4
- 239000004926 polymethyl methacrylate Substances 0.000 description 4
- 239000012255 powdered metal Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 229950011008 tetrachloroethylene Drugs 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 239000000975 dye Substances 0.000 description 3
- 238000001879 gelation Methods 0.000 description 3
- 230000002070 germicidal effect Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229910021332 silicide Inorganic materials 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000007514 turning Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KSQXVLVXUFHGJQ-UHFFFAOYSA-M Sodium ortho-phenylphenate Chemical compound [Na+].[O-]C1=CC=CC=C1C1=CC=CC=C1 KSQXVLVXUFHGJQ-UHFFFAOYSA-M 0.000 description 2
- 206010041662 Splinter Diseases 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000011195 cermet Substances 0.000 description 2
- -1 cermets Substances 0.000 description 2
- IQFVPQOLBLOTPF-HKXUKFGYSA-L congo red Chemical compound [Na+].[Na+].C1=CC=CC2=C(N)C(/N=N/C3=CC=C(C=C3)C3=CC=C(C=C3)/N=N/C3=C(C4=CC=CC=C4C(=C3)S([O-])(=O)=O)N)=CC(S([O-])(=O)=O)=C21 IQFVPQOLBLOTPF-HKXUKFGYSA-L 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 239000003317 industrial substance Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- OAXLZNWUNMCZSO-UHFFFAOYSA-N methanidylidynetungsten Chemical compound [W]#[C-] OAXLZNWUNMCZSO-UHFFFAOYSA-N 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- NGDQQLAVJWUYSF-UHFFFAOYSA-N 4-methyl-2-phenyl-1,3-thiazole-5-sulfonyl chloride Chemical compound S1C(S(Cl)(=O)=O)=C(C)N=C1C1=CC=CC=C1 NGDQQLAVJWUYSF-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 1
- 101100012544 Bacillus subtilis (strain 168) ylmB gene Proteins 0.000 description 1
- 241000237074 Centris Species 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- YUBJPYNSGLJZPQ-UHFFFAOYSA-N Dithiopyr Chemical compound CSC(=O)C1=C(C(F)F)N=C(C(F)(F)F)C(C(=O)SC)=C1CC(C)C YUBJPYNSGLJZPQ-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 235000019256 formaldehyde Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000002704 solution binder Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 101150050634 thiQ gene Proteins 0.000 description 1
- HLCHESOMJVGDSJ-UHFFFAOYSA-N thiq Chemical compound C1=CC(Cl)=CC=C1CC(C(=O)N1CCC(CN2N=CN=C2)(CC1)C1CCCCC1)NC(=O)C1NCC2=CC=CC=C2C1 HLCHESOMJVGDSJ-UHFFFAOYSA-N 0.000 description 1
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/26—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor
- B28B1/28—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor involving rotation of the mould about a centrifugal axis
-
- 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
- B22F3/02—Compacting only
- B22F3/06—Compacting only by centrifugal forces
-
- 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
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Powder Metallurgy (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US330964A US3888662A (en) | 1973-02-09 | 1973-02-09 | Method of centrifugally compacting granular material using a destructible mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1036772A true CA1036772A (en) | 1978-08-22 |
Family
ID=23292051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA190,876A Expired CA1036772A (en) | 1973-02-09 | 1974-01-24 | Method and apparatus for compacting granular material |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3888662A (en, 2012) |
| JP (1) | JPS559921B2 (en, 2012) |
| CA (1) | CA1036772A (en, 2012) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027903A (en) * | 1975-02-06 | 1977-06-07 | E. I. Du Pont De Nemours And Company | Water-degradable coupling member |
| US4217320A (en) * | 1976-12-22 | 1980-08-12 | Ford Motor Company | Slip cast article manufacturing method |
| US4298383A (en) * | 1979-06-25 | 1981-11-03 | National-Standard Company | Low viscosity composition for forming shaped bodies |
| US4491559A (en) * | 1979-12-31 | 1985-01-01 | Kennametal Inc. | Flowable composition adapted for sintering and method of making |
| JPS56116937A (en) * | 1980-02-20 | 1981-09-14 | Tokico Ltd | Gas spring equipped with locking mechanism |
| DE3429051C1 (de) * | 1984-08-07 | 1986-02-13 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von Presslingen aus pulverfoermigem,pyrogen hergestelltem Siliciumdioxid |
| US4828930A (en) * | 1985-02-01 | 1989-05-09 | Pall Corporation | Seamless porous metal article and method of making |
| ZA86448B (en) * | 1985-02-01 | 1986-11-26 | Pall Corp | Seamless porous metal article and method of making |
| JPS61150535U (en, 2012) * | 1985-03-12 | 1986-09-17 | ||
| US4851190A (en) * | 1987-07-27 | 1989-07-25 | Williams International Corporation | Method of making a multi-alloy turbine rotor disk |
| JPH0264065A (ja) * | 1988-05-24 | 1990-03-05 | Ube Ind Ltd | 結晶粒配向性セラミックスの製造方法 |
| US4886638A (en) * | 1989-07-24 | 1989-12-12 | Gte Products Corporation | Method for producing metal carbide grade powders |
| JPH0813446B2 (ja) * | 1990-05-30 | 1996-02-14 | 株式会社日立製作所 | スリツプキヤステイング法 |
| US5188780A (en) * | 1991-04-18 | 1993-02-23 | Regents Of The University Of California | Method for preparation of dense ceramic products |
| US5762843A (en) * | 1994-12-23 | 1998-06-09 | Kennametal Inc. | Method of making composite cermet articles |
| US5679445A (en) * | 1994-12-23 | 1997-10-21 | Kennametal Inc. | Composite cermet articles and method of making |
| US5541006A (en) * | 1994-12-23 | 1996-07-30 | Kennametal Inc. | Method of making composite cermet articles and the articles |
| GB2307918B (en) * | 1995-12-05 | 1999-02-10 | Smith International | Pressure molded powder metal "milled tooth" rock bit cone |
| JP2923943B1 (ja) | 1998-03-30 | 1999-07-26 | 日本電気株式会社 | 研磨方法 |
| US7012116B1 (en) | 1998-06-01 | 2006-03-14 | Kimberly-Clark Worldwide, Inc. | Blend compositions of an unmodified poly vinyl alcohol and a thermoplastic elastomer |
| US6020425A (en) * | 1998-06-01 | 2000-02-01 | Kimberly-Clark Worldwide, Inc. | Unmodified polyvinyl alcohol films and fibers and methods of making the same |
| US6908688B1 (en) | 2000-08-04 | 2005-06-21 | Kennametal Inc. | Graded composite hardmetals |
| US20080089933A1 (en) | 2006-10-16 | 2008-04-17 | Amir Alon | Device and method for reducing calorie intake |
| US9475945B2 (en) * | 2013-10-03 | 2016-10-25 | Kennametal Inc. | Aqueous slurry for making a powder of hard material |
| WO2018140967A1 (en) * | 2017-01-30 | 2018-08-02 | Slendine Ag | Matrix materials having mechanically-shaped sponge architecture and methods of preparing thereof |
| JPWO2022137933A1 (en, 2012) * | 2020-12-24 | 2022-06-30 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2304723A (en) * | 1940-01-18 | 1942-12-08 | Hammarbylampan Ab | Process for the manufacture of articles of sintered metallic constituents |
| US2390160A (en) * | 1943-07-10 | 1945-12-04 | Gen Motors Corp | Method of manufacture |
| US2593507A (en) * | 1949-03-01 | 1952-04-22 | Thompson Prod Inc | Methods of molding nonmetallic powders |
| US2869215A (en) * | 1955-06-20 | 1959-01-20 | Robert S Smith | Molding method |
| US2962790A (en) * | 1955-09-23 | 1960-12-06 | Bendix Corp | Method of centrifugally slip-casting ceramic materials |
| US3051567A (en) * | 1958-07-28 | 1962-08-28 | Fansteel Metallurgical Corp | Method and apparatus for making powdered metal articles |
| US3233310A (en) * | 1962-10-09 | 1966-02-08 | United Aircraft Corp | Method of making a two-dimension component assembly |
| US3330892A (en) * | 1964-07-24 | 1967-07-11 | Corning Glass Works | Molding comminuted nonplastic inorganic material |
| DE1533009B1 (de) * | 1966-12-23 | 1971-04-01 | Hoechst Ag | Verfahren zur verbesserung der pressbarkeit von koerpern aus metallpulver |
| US3518756A (en) * | 1967-08-22 | 1970-07-07 | Ibm | Fabrication of multilevel ceramic,microelectronic structures |
| US3549473A (en) * | 1968-01-02 | 1970-12-22 | Monsanto Co | Binder composition and uses |
| US3653982A (en) * | 1969-12-18 | 1972-04-04 | Chromalloy American Corp | Temper resistant chromium-containing titanium carbide tool steel |
| BE792336Q (fr) * | 1971-07-28 | 1973-06-06 | Aluminum Co Of America | Production de fibres polycristallines d'alumine |
-
1973
- 1973-02-09 US US330964A patent/US3888662A/en not_active Expired - Lifetime
-
1974
- 1974-01-24 CA CA190,876A patent/CA1036772A/en not_active Expired
- 1974-02-07 JP JP1580674A patent/JPS559921B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS559921B2 (en, 2012) | 1980-03-13 |
| US3888662A (en) | 1975-06-10 |
| JPS49112810A (en, 2012) | 1974-10-28 |
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