JP2022513817A - 球状ニオブ合金粉末、それを含有する製品、及びその作製方法 - Google Patents
球状ニオブ合金粉末、それを含有する製品、及びその作製方法 Download PDFInfo
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- JP2022513817A JP2022513817A JP2021533695A JP2021533695A JP2022513817A JP 2022513817 A JP2022513817 A JP 2022513817A JP 2021533695 A JP2021533695 A JP 2021533695A JP 2021533695 A JP2021533695 A JP 2021533695A JP 2022513817 A JP2022513817 A JP 2022513817A
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- niobium alloy
- alloy powder
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- ppm
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- Granted
Links
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Classifications
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- B22—CASTING; POWDER METALLURGY
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/06—Metallic powder characterised by the shape of the particles
- B22F1/065—Spherical particles
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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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
- B22F1/142—Thermal or thermo-mechanical treatment
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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
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
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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
- 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
- B22F3/225—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 by injection molding
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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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
- B33Y40/10—Pre-treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/02—Alloys based on vanadium, niobium, or tantalum
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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
- B22F10/22—Direct deposition of molten metal
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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
- B22F10/36—Process control of energy beam parameters
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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
- B22F10/36—Process control of energy beam parameters
- B22F10/366—Scanning parameters, e.g. hatch distance or scanning strategy
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/62—Treatment of workpieces or articles after build-up by chemical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/66—Treatment of workpieces or articles after build-up by mechanical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/70—Recycling
- B22F10/73—Recycling of powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/20—Refractory metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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Abstract
Description
約5ミクロン~約25ミクロンのD10径、
約20ミクロン~約80ミクロンのD90径、及び/又は、
(粉末の重量に対して)約10 ppm~約1000 ppm、例えば、約50 ppm~約750 ppm、又は約100 ppm~約500 ppm、又は約10 ppm~100 ppmの酸素含量。
a)約2 g/cc~約18 g/ccの見掛け密度、
b)約5ミクロン~約25ミクロンのD10粒径、
c)約20ミクロン~約50ミクロンのD50粒径、
d)約30ミクロン~約100ミクロンのD90粒径、及び/又は、
e)約0.05 m2/g~約20 m2/gのBET表面積。
ニオブ合金粉末は、以下の性質の少なくとも1つを有することができる:
a)約3 g/cc~約18 g/ccの見掛け密度、
b)約12ミクロン~約25ミクロンのD10粒径、
c)約20ミクロン~約40ミクロンのD50粒径、
d)約30ミクロン~約70ミクロンのD90粒径、及び/又は、
e)約0.1 m2/g~約15 m2/gのBET表面積。
純度レベル:
酸素含量は、約10 ppm~約60000 ppm、例えば、約10 ppm~約100 ppm、又は約25 ppm~約150 ppm、又は約25 ppm~約500 ppm、又は約10 ppm~約1000 ppm、又は約250 ppm~約50000 ppm、又は約500 ppm~約30000 ppm、又は約1000 ppm~約20000 ppmである。BET(m2/g)に対する酸素(ppm)の割合は、約2000~約4000、例えば、約2200~約3800、約2400~約3600、約2600~約3400、又は約2800~約3200等とすることができる。
炭素含量は、約1 ppm~約100 ppm(例えば、約10 ppm~約50 ppm、又は約20 ppm~約30 ppm)である。
窒素含量は、約100 ppm~約20000 ppm以上(例えば、約1000 ppm~約5000 ppm、又は約3000 ppm~約4000 ppm、又は約3000 ppm~約3500 ppm)である。
水素含量は、約1 ppm~約1000 ppm(例えば、約300 ppm~約750 ppm、又は約400 ppm~約600 ppm)である。
鉄含量は、約1 ppm~約50 ppm(例えば、約5 ppm~約20 ppm)である。
ニッケル含量は、約1 ppm~約150 ppm(例えば、約5 ppm~約100 ppm、又は約25 ppm~約75 ppm)である。
クロム含量は、約1 ppm~約100 ppm(例えば、約5 ppm~約50 ppm、又は約5 ppm~約20 ppm)である。
ナトリウム含量は、約0.1 ppm~約50 ppm(例えば、約0.5 ppm~約5 ppm)である。
カリウム含量は、約0.1 ppm~約100 ppm(例えば、約5 ppm~約50 ppm、又は約30 ppm~約50 ppm)である。
マグネシウム含量は、約1 ppm~約50 ppm(例えば、約5 ppm~約25 ppm)である。
リン(P)含量は、約5 ppm~約500 ppm(例えば、約100 ppm~約300 ppm)である。
フッ化物(F)含量は、約1 ppm~約500 ppm(例えば、約25 ppm~約300 ppm、又は約50 ppm~約300 ppm、又は約100 ppm~約300 ppm)である。
+60#が、約0.0%~約1%、好ましくは約0.0%~約0.5%、より好ましくは0.0%又は約0.0%である。
60/170が、約45%~約70%、好ましくは約55%~約65%、又は約60%~約65%である。
170/325が、約20%~約50%、好ましくは約25%~約40%、又は約30%~約35%である。
325/400が、約1.0%~約10%、好ましくは約2.5%~約7.5%、例えば、約4%~約6%である。
-400が、約0.1%~約2.0%、好ましくは約0.5%~約1.5%である。
1.
a.1.0~1.25の平均アスペクト比を有する球状形状を有し、
b.ガス不純物を除くニオブ合金粉末の全重量に対して、少なくとも99.99重量%のニオブ合金純度を有し、
c.約0.5ミクロン~約250ミクロンの平均粒径を有し、
d.8.2 g/cc~20 g/ccの真密度を有し、
e.約2 g/cc~約18 g/ccの見掛け密度を有し、かつ、
f.20秒以下のホールフローレートを有する、ニオブ合金粉末。
2. プラズマ熱処理されている、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
3. 400 ppm未満の酸素レベルを有する、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
4. 300 ppm未満の酸素レベルを有する、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
5. 前記平均アスペクト比が1.0~1.1である、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
6. 前記平均アスペクト比が1.0~1.05である、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
7. 前記純度が少なくとも99.995重量%である、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
8. 前記平均粒径が約0.5ミクロン~約10ミクロンである、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
9. 前記平均粒径が約5ミクロン~約25ミクロンである、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
10. 前記平均粒径が約15ミクロン~約45ミクロンである、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
11. 前記平均粒径が約35ミクロン~約75ミクロンである、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
12. 前記平均粒径が約55ミクロン~約150ミクロンである、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
13. 前記平均粒径が約105ミクロン~約250ミクロンである、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末。
14. 以下の性質のうち少なくとも1つを有する、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末:
a.約5ミクロン~25ミクロンのD10径、
b.約20ミクロン~80ミクロンのD90径、及び/又は、
c.約100 ppm~約1000 ppm、例えば、約100 ppm~約250 ppmの酸素含量。
15. 任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末を含む物品。
16. 物理蒸着プロセス用のコイルセットのボスである、任意の上記又は下記の実施形態/特徴/態様の物品。
17. 前記ボスが、連続気泡構造と、中実構造とを含む、任意の上記又は下記の実施形態/特徴/態様の物品。
18. 物理蒸着プロセス用のコイルセット又はその部品である、任意の上記又は下記の実施形態/特徴/態様の物品。
19. 整形外科用インプラント又はその部品である、任意の上記又は下記の実施形態/特徴/態様の物品。
20. 歯科用インプラントである、任意の上記又は下記の実施形態/特徴/態様の物品。
21. 物品を形成する方法であって、任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末を利用して、物品又はその部品の形状を形成することによって、物品を積層造形することを含む、方法。
22. 前記積層造形が、レーザー粉末床溶融を含む、任意の上記又は下記の実施形態/特徴/態様の方法。
23. 前記積層造形が、電子ビーム粉末床溶融を含む、任意の上記又は下記の実施形態/特徴/態様の方法。
24. 前記積層造形が、指向性エネルギー堆積を含む、任意の上記又は下記の実施形態/特徴/態様の方法。
25. 前記積層造形が、粉末又はワイヤーを介したレーザークラッディングを含む、任意の上記又は下記の実施形態/特徴/態様の方法。
26. 前記積層造形が、材料噴射を含む、任意の上記又は下記の実施形態/特徴/態様の方法。
27. 前記積層造形が、シート積層を含む、任意の上記又は下記の実施形態/特徴/態様の方法。
28. 前記積層造形が、液槽光重合を含む、任意の上記又は下記の実施形態/特徴/態様の方法。
29. 任意の上記又は下記の実施形態/特徴/態様のニオブ合金粉末を作製する方法であって、
a.不活性雰囲気中で、出発ニオブ合金粉末をプラズマ熱処理して、該出発ニオブ合金粉末の少なくとも外表面を少なくとも部分的に溶融し、熱処理済ニオブ合金粉末を得ることと、
b.不活性雰囲気中で、前記熱処理済ニオブ合金粉末を冷却して、ニオブ合金粉末を得ることと、
を含む、方法。
30. 前記出発ニオブ合金粉末が、インゴット誘導ニオブ合金粉末である、任意の上記又は下記の実施形態/特徴/態様の方法。
31. 前記出発ニオブ合金粉末が、粉末冶金ニオブ合金粉末である、任意の上記又は下記の実施形態/特徴/態様の方法。
32. 前記出発ニオブ合金粉末が第1の粒度分布を有しており、前記ニオブ合金粉末が第2の粒度分布を有しており、前記第1の粒度分布と前記第2の粒度分布とが、互いに10%以内である、任意の上記又は下記の実施形態/特徴/態様の方法。
33. 工程aに先立って、第1のニオブ合金粉末を焼結して焼結粉末を得て、次いで、該焼結粉末を電子ビーム溶融してインゴットを得て、次いで、該インゴットを出発ニオブ合金粉末へと粉末化することにより、前記出発ニオブ合金粉末を形成する、任意の上記又は下記の実施形態/特徴/態様の方法。
Claims (41)
- a.1.0~1.25の平均アスペクト比を有する球状形状を有し、
b.ガス不純物を除くニオブ合金粉末の全重量に対して、少なくとも99.99重量%のニオブ合金純度を有し、
c.約0.5ミクロン~約250ミクロンの平均粒径を有し、
d.約2 g/cc~約18 g/ccの見掛け密度を有し、
e.8.2 g/cc~20 g/ccの真密度を有し、かつ、
f.20秒以下のホールフローレートを有する、
ニオブ合金粉末。 - プラズマ熱処理されている、請求項1に記載のニオブ合金粉末。
- 400 ppm未満の酸素レベルを有する、請求項1に記載のニオブ合金粉末。
- 300 ppm未満の酸素レベルを有する、請求項1に記載のニオブ合金粉末。
- 前記平均アスペクト比が1.0~1.1である、請求項1に記載のニオブ合金粉末。
- 前記平均アスペクト比が1.0~1.05である、請求項1に記載のニオブ合金粉末。
- 前記純度が少なくとも99.9重量%である、請求項1に記載のニオブ合金粉末。
- 前記平均粒径が約0.5ミクロン~約10ミクロンである、請求項1に記載のニオブ合金粉末。
- 前記平均粒径が約5ミクロン~約25ミクロンである、請求項1に記載のニオブ合金粉末。
- 前記平均粒径が約15ミクロン~約45ミクロンである、請求項1に記載のニオブ合金粉末。
- 前記平均粒径が約35ミクロン~約75ミクロンである、請求項1に記載のニオブ合金粉末。
- 前記平均粒径が約55ミクロン~約150ミクロンである、請求項1に記載のニオブ合金粉末。
- 前記平均粒径が約105ミクロン~約250ミクロンである、請求項1に記載のニオブ合金粉末。
- 以下の性質のうち少なくとも1つを有する、請求項1に記載のニオブ合金粉末:
a.約5ミクロン~25ミクロンのD10径、
b.約20ミクロン~80ミクロンのD90径、又は、
c.10 ppm~1000 ppmの酸素。 - 請求項1~14のいずれか一項に記載のニオブ合金粉末を含む物品。
- 物理蒸着プロセス用のコイルセットのボスである、請求項15に記載の物品。
- 前記ボスが、連続気泡構造と、中実構造とを含む、請求項16に記載の物品。
- 物理蒸着プロセス用のコイルセット又はその部品である、請求項15に記載の物品。
- 整形外科用インプラント又はその部品である、請求項15に記載の物品。
- 前記整形外科用インプラントが、連続気泡構造と、中実構造とを含む、請求項19に記載の物品。
- 歯科用インプラントである、請求項15に記載の物品。
- 前記歯科用インプラントが、連続気泡構造と、中実構造とを含む、請求項21に記載の物品。
- 物品を形成する方法であって、請求項1~14のいずれか一項に記載のニオブ合金粉末を利用して、前記物品又はその部品の形状を形成することによって、前記物品を積層造形することを含む、方法。
- 前記積層造形が、レーザー粉末床溶融を含む、請求項23に記載の方法。
- 前記積層造形が、電子ビーム粉末床溶融を含む、請求項23に記載の方法。
- 前記積層造形が、指向性エネルギー堆積を含む、請求項23に記載の方法。
- 前記積層造形が、粉末又はワイヤーを介したレーザークラッディングを含む、請求項23に記載の方法。
- 前記積層造形が、材料噴射を含む、請求項23に記載の方法。
- 前記積層造形が、シート積層を含む、請求項23に記載の方法。
- 前記積層造形が、液槽光重合を含む、請求項23に記載の方法。
- 請求項1に記載のニオブ合金粉末を作製する方法であって、
a.不活性雰囲気中で、出発ニオブ合金粉末をプラズマ熱処理して、該出発ニオブ合金粉末の少なくとも外表面を少なくとも部分的に溶融し、熱処理済ニオブ合金粉末を得ることと、
b.不活性雰囲気中で、前記熱処理済ニオブ合金粉末を冷却して、ニオブ合金粉末を得ることと、
を含む、方法。 - 前記出発ニオブ合金粉末が、インゴット誘導ニオブ合金粉末である、請求項31に記載の方法。
- 前記出発ニオブ合金粉末が、粉末冶金ニオブ合金粉末である、請求項31に記載の方法。
- 前記出発ニオブ合金粉末が第1の粒度分布を有しており、前記ニオブ合金粉末が第2の粒度分布を有しており、前記第1の粒度分布と前記第2の粒度分布とが、互いに10%以内である、請求項31に記載の方法。
- 工程aに先立って、第1のニオブ合金粉末を焼結して焼結粉末を得て、次いで、該焼結粉末を電子ビーム溶融してインゴットを得て、次いで、該インゴットを出発ニオブ合金粉末へと粉末化することにより、前記出発ニオブ合金粉末を形成する、請求項31に記載の方法。
- 前記純度が、少なくとも99.995重量%である、請求項1に記載のニオブ合金粉末。
- 放射線遮蔽部品である、請求項15に記載の物品。
- 超伝導空洞である、請求項15に記載の物品。
- パイプ又はバルブである、請求項15に記載の物品。
- 前記積層造形が、コールドスプレーを含む、請求項23に記載の方法。
- 前記ニオブ合金粉末を、金属射出成形によって加工する、請求項23に記載の方法。
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CN111590084B (zh) * | 2019-02-21 | 2022-02-22 | 刘丽 | 一种金属粉体材料的制备方法 |
CN110218997B (zh) * | 2019-05-31 | 2020-12-01 | 阳江市五金刀剪产业技术研究院 | 一种刀具涂层的加工方法 |
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KR20210100674A (ko) | 2021-08-17 |
CN113165066A (zh) | 2021-07-23 |
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