JPH11513184A - 非蒸発型ゲッタ材料の担持された薄層の製造方法及びそれにより製造されたゲッタ装置 - Google Patents
非蒸発型ゲッタ材料の担持された薄層の製造方法及びそれにより製造されたゲッタ装置Info
- Publication number
- JPH11513184A JPH11513184A JP10506761A JP50676198A JPH11513184A JP H11513184 A JPH11513184 A JP H11513184A JP 10506761 A JP10506761 A JP 10506761A JP 50676198 A JP50676198 A JP 50676198A JP H11513184 A JPH11513184 A JP H11513184A
- Authority
- JP
- Japan
- Prior art keywords
- deposit
- getter
- neg
- weight
- neg material
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 101
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 229910000986 non-evaporable getter Inorganic materials 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 56
- 239000002245 particle Substances 0.000 claims abstract description 23
- 239000000725 suspension Substances 0.000 claims abstract description 20
- 238000005245 sintering Methods 0.000 claims abstract description 16
- 238000009835 boiling Methods 0.000 claims abstract description 12
- 238000000151 deposition Methods 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 12
- 238000005516 engineering process Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 150000002894 organic compounds Chemical class 0.000 claims abstract description 7
- 239000000126 substance Substances 0.000 claims abstract description 7
- 230000004075 alteration Effects 0.000 claims abstract description 5
- 230000001476 alcoholic effect Effects 0.000 claims abstract description 4
- 238000001704 evaporation Methods 0.000 claims abstract description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 17
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 7
- 238000003698 laser cutting Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- 229910001006 Constantan Inorganic materials 0.000 claims description 2
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 2
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 32
- 239000007789 gas Substances 0.000 description 24
- 238000001179 sorption measurement Methods 0.000 description 20
- 239000002609 medium Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 10
- 239000000758 substrate Substances 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 description 6
- 238000001962 electrophoresis Methods 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 230000008021 deposition Effects 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- 239000002612 dispersion medium Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000004377 microelectronic Methods 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 238000001275 scanning Auger electron spectroscopy Methods 0.000 description 3
- 150000001722 carbon compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical compound CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006194 liquid suspension Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009718 spray deposition Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000000772 tip-enhanced Raman spectroscopy Methods 0.000 description 1
- -1 titanium hydride Chemical compound 0.000 description 1
- 229910000048 titanium hydride Inorganic materials 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
- H01J7/183—Composition or manufacture of getters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Powder Metallurgy (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Gas Separation By Absorption (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.担持されたゲッタ材料薄層を製造する方法であって、 −約150μm未満の粒寸を有するNEG材料の粒子を水性、アルコール性もし くはヒドロアルコール性のベースを有しそして250℃を超える沸点を有する有 機化合物を1重量%未満含有する分散用媒体中に含む少なくとも1種の懸濁液を 調製し、その場合NEG材料の重量対分散用媒体重量の比率が4:1〜1:1の 範囲にあるものとなし、 −NEG材料懸濁液の少なくとも一つの層をセリグラフ技術により金属上に付着 し、 −こうして得られた付着物を揮発成分を蒸発せしめることにより乾燥し、そして −乾燥した付着物を真空オーブンにおいて、与えられたプロセス温度で真空下で 物理的もしくは化学的変質を受けない材料で付着物を覆いながら、800〜10 00℃の範囲の温度において真空下で焼結する ことを包含する担持されたゲッタ材料薄層を製造する方法。 2.NEG材料がZr、Ti、Nb、Ta、V及び1種以上の他の元素との合金 から選択される請求項1に従う方法。 3.NEG材料が重量%で70%Zr−24.6%V−5.4%Feの組成を有 する合金である請求項2に従う方法。 4.NEG材料が重量%で84%Zr−16%Alの組成を有する合金である請 求項2に従う方法。 5.NEG材料が化合物Zr2Feである請求項2に従う方法。 6.NEG材料が化合物Zr2Niである請求項2に従う方法。 7.NEG材料が5〜70μmの範囲の粒寸を有する粉末の形態にある請求項1 に従う方法。 8.250℃より高い沸点を有する有機化合物の重量%が0.8%以下である請 求項1に従う方法。 9.NEG材料の重量対分散用媒体の重量の比率が2.5:1〜1.5:1の範 囲にある請求項1に従う方法。 10.担持用材料が鋼、チタン、ニッケルメッキ鉄、コンスタンタン、並びにニ ッケル/クロム合金及びニッケル/鉄合金から選択される請求項1に従う方法。 11.担持体が20μm〜1mmの範囲の厚さを有する請求項10の方法。 12.焼結操作が0.1mbar未満の残留オーブン圧力において行われる請求 項1に従う方法。 13.焼結された付着物がレーザ切断技術を使用して複数の付着物帯域間を通る 一つ以上の線に沿って切断される請求項1に従う方法。 14.少なくとも2つの異なった材料の層がセリグラフ技術に従って付着される 請求項1に従う方法。 15.少なくとも一つの層が850℃以下の温度での焼結材料から成る請求項1 4に従う方法。 16.少なくとも一つの層が複数の個々の付着物帯域からなる請求項14に従う 方法。 17.請求項1の方法により得られたゲッタ装置。 18.請求項14の方法により得られたゲッタ装置。 19.担持体に直接接触する層がNEG材料からなりそして最上層がニッケルか ら成る請求項18に従うゲッタ装置。 20.個々の付着物帯域の層がNEG材料から成る請求項16の方法により得ら れたゲッタ装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT96A001533 | 1996-07-23 | ||
IT96MI001533A IT1283484B1 (it) | 1996-07-23 | 1996-07-23 | Metodo per la produzione di strati sottili supportati di materiale getter non-evaporabile e dispositivi getter cosi' prodotti |
PCT/IT1997/000177 WO1998003987A1 (en) | 1996-07-23 | 1997-07-21 | Method for the manufacture of supported thin layers of non-evaporable getter material and getter devices thereby manufactured |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11513184A true JPH11513184A (ja) | 1999-11-09 |
JP3419788B2 JP3419788B2 (ja) | 2003-06-23 |
Family
ID=11374643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50676198A Expired - Fee Related JP3419788B2 (ja) | 1996-07-23 | 1997-07-21 | 非蒸発型ゲッタ材料の担持された薄層の製造方法及びそれにより製造されたゲッタ装置 |
Country Status (10)
Country | Link |
---|---|
US (2) | US5882727A (ja) |
EP (1) | EP0856193B1 (ja) |
JP (1) | JP3419788B2 (ja) |
KR (1) | KR100273016B1 (ja) |
CN (1) | CN1118842C (ja) |
AT (1) | ATE205634T1 (ja) |
DE (1) | DE69706643T2 (ja) |
IT (1) | IT1283484B1 (ja) |
RU (1) | RU2153206C2 (ja) |
WO (1) | WO1998003987A1 (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998052210A1 (en) * | 1997-05-15 | 1998-11-19 | Saes Getters S.P.A. | Getter devices for halogen lamps and process for their production |
CN1112954C (zh) * | 1997-10-15 | 2003-07-02 | 赛斯纯净气体公司 | 具有安全设备的气体净化系统及净化气体的方法 |
IT1295366B1 (it) | 1997-10-20 | 1999-05-12 | Getters Spa | Sistema getter per pannelli piatti al plasma impiegati come schermi |
IT1297013B1 (it) | 1997-12-23 | 1999-08-03 | Getters Spa | Sistema getter per la purificazione dell'atmosfera di lavoro nei processi di deposizione fisica da vapore |
US6186849B1 (en) | 1998-03-24 | 2001-02-13 | Saes Getters S.P.A. | Process for the production of flat-screen grids coated with non-evaporable getter materials and grids thereby obtained |
IT1312248B1 (it) * | 1999-04-12 | 2002-04-09 | Getters Spa | Metodo per aumentare la produttivita' di processi di deposizione distrati sottili su un substrato e dispositivi getter per la |
CN1149609C (zh) * | 1999-06-02 | 2004-05-12 | 工程吸气公司 | 能够无需激活处理而吸附氢的复合材料及其生产方法 |
US6420002B1 (en) | 1999-08-18 | 2002-07-16 | Guardian Industries Corp. | Vacuum IG unit with spacer/pillar getter |
IT1318937B1 (it) * | 2000-09-27 | 2003-09-19 | Getters Spa | Metodo per la produzione di dispositivi getter porosi con ridottaperdita di particelle e dispositivi cosi' prodotti |
TW533188B (en) * | 2001-07-20 | 2003-05-21 | Getters Spa | Support for microelectronic, microoptoelectronic or micromechanical devices |
TW583049B (en) * | 2001-07-20 | 2004-04-11 | Getters Spa | Support with integrated deposit of gas absorbing material for manufacturing microelectronic, microoptoelectronic or micromechanical devices |
US6919679B2 (en) * | 2001-12-14 | 2005-07-19 | Koninklijke Philips Electronics N.V. | Contaminant getter on UV reflective base coat in fluorescent lamps |
US20050169766A1 (en) * | 2002-09-13 | 2005-08-04 | Saes Getters S.P.A. | Getter compositions reactivatable at low temperature after exposure to reactive gases at higher temperature |
US6867543B2 (en) * | 2003-03-31 | 2005-03-15 | Motorola, Inc. | Microdevice assembly having a fine grain getter layer for maintaining vacuum |
US7871660B2 (en) * | 2003-11-14 | 2011-01-18 | Saes Getters, S.P.A. | Preparation of getter surfaces using caustic chemicals |
ITMI20032209A1 (it) * | 2003-11-14 | 2005-05-15 | Getters Spa | Processo per la produzione di dispositivi che richiedono per il loro funzionamento un materiale getter non evaporabile. |
ITMI20041443A1 (it) * | 2004-07-19 | 2004-10-19 | Getters Spa | Processo per la produzione di schermi al plasma con materiale getter distribuito e schermi cosi'ottenuti |
KR101017608B1 (ko) | 2005-02-17 | 2011-02-28 | 세스 게터스 에스.피.에이 | 플렉시블 다층 게터 |
ITMI20050281A1 (it) * | 2005-02-23 | 2006-08-24 | Getters Spa | Lampada a scarica ad alta pressione miniaturizzata contenente un dispositivo getter |
ITMI20060390A1 (it) * | 2006-03-03 | 2007-09-04 | Getters Spa | Metodo per formare strati di materiale getter su parti in vetro |
ITMI20071238A1 (it) * | 2007-06-20 | 2008-12-21 | Getters Spa | Led bianchi o ultravioletti contenenti un sistema getter |
ITMI20111870A1 (it) | 2011-10-14 | 2013-04-15 | Getters Spa | Composizioni di getter non evaporabili che possono essere riattivate a bassa temperatura dopo l'esposizione a gas reattivi ad una temperatura maggiore |
ITMI20122092A1 (it) | 2012-12-10 | 2014-06-11 | Getters Spa | Leghe getter non evaporabili riattivabili dopo l'esposizione a gas reattivi |
BR112017008298A2 (pt) * | 2014-10-22 | 2017-12-19 | Hydro Aluminium Rolled Prod | método para queimar um revestimento de um suporte de placa de impressão e forno contínuo |
US10661223B2 (en) | 2017-06-02 | 2020-05-26 | Applied Materials, Inc. | Anneal chamber with getter |
CN111842917B (zh) * | 2020-07-27 | 2023-11-03 | 安徽有研吸气新材料股份有限公司 | 一种高性能吸气合金的成分及其加工方法 |
CN112301264A (zh) * | 2020-10-16 | 2021-02-02 | 北京赛博泰科科技有限公司 | 一种非蒸散型低温激活吸气合金及其制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1067942B (de) * | 1959-10-29 | VEB Werk für Fernmeldewesen, Berfin-Oberschöneweide | Nicht verdampf ender Getterstoff aus Titan, Zirkon, Vanadin, Niob und gegebenenfalls Aluminium für elektrische Entladungsgefäße und Verfahren zu seiner Herstellung | |
DE1064646B (de) * | 1955-06-07 | 1959-09-03 | Ernesto Gabbrielli | Verfahren zum Herstellen von Gettern |
NL246281A (ja) * | 1958-12-10 | |||
IT713587A (ja) * | 1963-01-23 | |||
US3652317A (en) * | 1970-05-01 | 1972-03-28 | Getters Spa | Method of producing substrate having a particulate metallic coating |
US3856709A (en) * | 1972-04-29 | 1974-12-24 | Getters Spa | Coating a substrate with soft particles |
US3975304A (en) * | 1972-05-03 | 1976-08-17 | S.A.E.S. Getters S.P.A. | Coating a substrate with soft particles |
IT963874B (it) * | 1972-08-10 | 1974-01-21 | Getters Spa | Dispositivo getter perfezionato contenente materiale non evapora bile |
IT1173866B (it) * | 1984-03-16 | 1987-06-24 | Getters Spa | Metodo perfezionato per fabbricare dispositivi getter non evarobili porosi e dispositivi getter cosi' prodotti |
DE4344061C1 (de) * | 1993-12-23 | 1995-03-30 | Mtu Muenchen Gmbh | Bauteil mit Schutzanordnung gegen Alitieren oder Chromieren beim Gasdiffusionsbeschichten und Verfahren zu seiner Herstellung |
IT1273349B (it) * | 1994-02-28 | 1997-07-08 | Getters Spa | Visualizzatore piatto ad emissione di campo contenente un getter e procedimento per il suo ottenimento |
-
1996
- 1996-07-23 IT IT96MI001533A patent/IT1283484B1/it active IP Right Grant
-
1997
- 1997-05-13 US US08/855,080 patent/US5882727A/en not_active Expired - Lifetime
- 1997-07-21 JP JP50676198A patent/JP3419788B2/ja not_active Expired - Fee Related
- 1997-07-21 WO PCT/IT1997/000177 patent/WO1998003987A1/en active IP Right Grant
- 1997-07-21 EP EP97935741A patent/EP0856193B1/en not_active Expired - Lifetime
- 1997-07-21 DE DE69706643T patent/DE69706643T2/de not_active Expired - Lifetime
- 1997-07-21 CN CN97190949A patent/CN1118842C/zh not_active Expired - Lifetime
- 1997-07-21 AT AT97935741T patent/ATE205634T1/de not_active IP Right Cessation
- 1997-07-21 RU RU98107658/09A patent/RU2153206C2/ru active
-
1998
- 1998-03-23 KR KR1019980702125A patent/KR100273016B1/ko not_active IP Right Cessation
- 1998-09-17 US US09/154,800 patent/US6016034A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1998003987A1 (en) | 1998-01-29 |
RU2153206C2 (ru) | 2000-07-20 |
EP0856193A1 (en) | 1998-08-05 |
US5882727A (en) | 1999-03-16 |
ATE205634T1 (de) | 2001-09-15 |
EP0856193B1 (en) | 2001-09-12 |
CN1198246A (zh) | 1998-11-04 |
CN1118842C (zh) | 2003-08-20 |
IT1283484B1 (it) | 1998-04-21 |
ITMI961533A1 (it) | 1998-01-23 |
JP3419788B2 (ja) | 2003-06-23 |
DE69706643D1 (de) | 2001-10-18 |
US6016034A (en) | 2000-01-18 |
DE69706643T2 (de) | 2002-07-04 |
ITMI961533A0 (ja) | 1996-07-23 |
KR100273016B1 (en) | 2000-12-01 |
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