CA1060378A - Method for the electrolytic polishing of the inside surface of hollow niobium bodies - Google Patents
Method for the electrolytic polishing of the inside surface of hollow niobium bodiesInfo
- Publication number
- CA1060378A CA1060378A CA194,994A CA194994A CA1060378A CA 1060378 A CA1060378 A CA 1060378A CA 194994 A CA194994 A CA 194994A CA 1060378 A CA1060378 A CA 1060378A
- Authority
- CA
- Canada
- Prior art keywords
- electrolyte
- rotation
- hollow
- voltage
- niobium
- 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
- 239000003792 electrolyte Substances 0.000 claims abstract description 81
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims abstract description 81
- 239000010955 niobium Substances 0.000 claims abstract description 79
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 78
- 230000010355 oscillation Effects 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 33
- 238000005498 polishing Methods 0.000 claims abstract description 29
- 238000011161 development Methods 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 235000011149 sulphuric acid Nutrition 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 abstract description 11
- 239000010410 layer Substances 0.000 description 20
- 230000018109 developmental process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910001868 water Inorganic materials 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 208000031872 Body Remains Diseases 0.000 description 1
- 229920002449 FKM Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000002821 niobium Chemical class 0.000 description 1
- 229910000484 niobium oxide Inorganic materials 0.000 description 1
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
- C25F3/26—Polishing of heavy metals of refractory metals
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732313026 DE2313026C3 (de) | 1973-03-15 | Verfahren zum anodischen Polieren der Innenfläche eines Niobhohlkörpers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1060378A true CA1060378A (en) | 1979-08-14 |
Family
ID=5874901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA194,994A Expired CA1060378A (en) | 1973-03-15 | 1974-03-14 | Method for the electrolytic polishing of the inside surface of hollow niobium bodies |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4014765A (enExample) |
| JP (1) | JPS5745840B2 (enExample) |
| CA (1) | CA1060378A (enExample) |
| CH (1) | CH582758A5 (enExample) |
| FR (1) | FR2221532B2 (enExample) |
| GB (1) | GB1448345A (enExample) |
| NL (1) | NL7401984A (enExample) |
| SE (1) | SE409586B (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2743715A1 (de) * | 1977-09-29 | 1979-04-12 | Hoechst Ag | Verfahren zum elektropolieren |
| US4705611A (en) * | 1984-07-31 | 1987-11-10 | The Upjohn Company | Method for internally electropolishing tubes |
| US4601802A (en) * | 1984-07-31 | 1986-07-22 | The Upjohn Company | Apparatus for internally electropolishing tubes |
| DE10002415A1 (de) * | 2000-01-20 | 2001-07-26 | Feldbinder & Beckmann Fahrzeug | Verfahren und Vorrichtung zum Herstellen einer Innenoberfläche eines Edelstahltankes |
| US6582570B2 (en) * | 2001-02-06 | 2003-06-24 | Danny Wu | Electroplating apparatus for wheel disk |
| US6524170B2 (en) | 2001-03-19 | 2003-02-25 | Brookhaven Science Associates, Llc | Method of surface preparation of niobium |
| US7151347B1 (en) * | 2005-06-28 | 2006-12-19 | Jefferson Science Associates Llc | Passivated niobium cavities |
| US20100213078A1 (en) * | 2009-02-25 | 2010-08-26 | Ryszard Rokicki | Electrolyte composition for electropolishing niobium and tantalum and method for using same |
| US20110017608A1 (en) * | 2009-07-27 | 2011-01-27 | Faraday Technology, Inc. | Electrochemical etching and polishing of conductive substrates |
| US9343649B1 (en) * | 2012-01-23 | 2016-05-17 | U.S. Department Of Energy | Method for producing smooth inner surfaces |
| US9006147B2 (en) | 2012-07-11 | 2015-04-14 | Faraday Technology, Inc. | Electrochemical system and method for electropolishing superconductive radio frequency cavities |
| JP6231835B2 (ja) * | 2013-09-20 | 2017-11-15 | マルイ鍍金工業株式会社 | 空洞管の電解研磨装置 |
| JP6231838B2 (ja) * | 2013-09-25 | 2017-11-15 | マルイ鍍金工業株式会社 | 空洞管の部分電解研磨治具と電解研磨方法 |
| US9589757B1 (en) * | 2015-09-23 | 2017-03-07 | Jefferson Science Associates, Llc | Nano-patterned superconducting surface for high quantum efficiency cathode |
| CN107779943B (zh) * | 2017-11-06 | 2019-04-30 | 哈尔滨安泽科技有限公司 | 一种金属内孔等离子抛光装置及其加工方法 |
| US11464102B2 (en) | 2018-10-06 | 2022-10-04 | Fermi Research Alliance, Llc | Methods and systems for treatment of superconducting materials to improve low field performance |
| US11266005B2 (en) | 2019-02-07 | 2022-03-01 | Fermi Research Alliance, Llc | Methods for treating superconducting cavities |
| CN113915914B (zh) * | 2021-10-26 | 2023-03-24 | 湖南嘉力亚新材料有限公司 | 一种预焙阳极生产中阳极生坯用冷却装置 |
| CN114855258B (zh) * | 2022-05-13 | 2024-02-02 | 中国科学院近代物理研究所 | 用于椭球型超导腔电化学抛光的电极及其安装方法 |
| WO2025191127A1 (en) * | 2024-03-15 | 2025-09-18 | Steros Gpa Innovative, S.L. | Surface finishing of containers |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2861937A (en) * | 1954-09-15 | 1958-11-25 | John F Jumer | Apparatus for electropolishing interior surfaces of vessels |
| US3616341A (en) * | 1969-05-19 | 1971-10-26 | John F Jumer | Chemical and electropolishing |
| DE2027156C3 (de) * | 1970-06-03 | 1975-05-22 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zum anodischen Polieren von Niobteilen |
-
1974
- 1974-02-13 NL NL7401984A patent/NL7401984A/xx not_active Application Discontinuation
- 1974-02-22 CH CH251674A patent/CH582758A5/xx not_active IP Right Cessation
- 1974-02-28 US US05/446,956 patent/US4014765A/en not_active Expired - Lifetime
- 1974-03-08 GB GB1058074A patent/GB1448345A/en not_active Expired
- 1974-03-14 CA CA194,994A patent/CA1060378A/en not_active Expired
- 1974-03-14 FR FR7408658A patent/FR2221532B2/fr not_active Expired
- 1974-03-14 SE SE7403421A patent/SE409586B/xx unknown
- 1974-03-15 JP JP49029879A patent/JPS5745840B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE409586B (sv) | 1979-08-27 |
| FR2221532B2 (enExample) | 1977-06-17 |
| CH582758A5 (enExample) | 1976-12-15 |
| GB1448345A (en) | 1976-09-02 |
| NL7401984A (enExample) | 1974-09-17 |
| US4014765A (en) | 1977-03-29 |
| JPS49122826A (enExample) | 1974-11-25 |
| FR2221532A2 (enExample) | 1974-10-11 |
| DE2313026A1 (de) | 1974-09-26 |
| USB446956I5 (enExample) | 1976-04-13 |
| DE2313026B2 (de) | 1977-03-03 |
| JPS5745840B2 (enExample) | 1982-09-30 |
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