NL77804C - - Google Patents
Info
- Publication number
- NL77804C NL77804C NL77804DA NL77804C NL 77804 C NL77804 C NL 77804C NL 77804D A NL77804D A NL 77804DA NL 77804 C NL77804 C NL 77804C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
- H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
- H01G9/055—Etched foil electrodes
-
- 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
- C25F3/02—Etching
- C25F3/08—Etching of refractory metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Weting (AREA)
- ing And Chemical Polishing (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US307013XA | 1950-08-29 | 1950-08-29 | |
US772290XA | 1952-12-17 | 1952-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL77804C true NL77804C (en) |
Family
ID=26706363
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL77804D NL77804C (en) | 1950-08-29 | ||
NL80311D NL80311C (en) | 1950-08-29 | ||
NL7017503.A NL163609B (en) | 1950-08-29 | SEAL FOR STIRED REACTION VESSEL | |
NLAANVRAGE7613247,A NL170580B (en) | 1950-08-29 | CONDENSER UNIT FOR AN ELECTRO-MECHANICAL FILTER. |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL80311D NL80311C (en) | 1950-08-29 | ||
NL7017503.A NL163609B (en) | 1950-08-29 | SEAL FOR STIRED REACTION VESSEL | |
NLAANVRAGE7613247,A NL170580B (en) | 1950-08-29 | CONDENSER UNIT FOR AN ELECTRO-MECHANICAL FILTER. |
Country Status (6)
Country | Link |
---|---|
BE (3) | BE505482A (en) |
CH (2) | CH307013A (en) |
DE (2) | DE925330C (en) |
FR (4) | FR1078317A (en) |
GB (3) | GB691509A (en) |
NL (4) | NL170580B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2775553A (en) * | 1952-12-31 | 1956-12-25 | Sprague Electric Co | Electrolytic etching process for electrolytic capacitors |
US2834926A (en) * | 1954-11-16 | 1958-05-13 | Mallory & Co Inc P R | Tantalum electrolytic capacitor with iron chloride depolarizer |
DE1191912B (en) * | 1954-11-25 | 1965-04-29 | Siemens Ag | Process for the production of low-temperature electrolytic capacitors using paper as a spacer |
NL93969C (en) * | 1955-05-09 | |||
US3070522A (en) * | 1957-11-08 | 1962-12-25 | Sprague Electric Co | Process for electrochemically etching tantalum foil |
NL291334A (en) * | 1962-04-27 | |||
CN108456917A (en) * | 2018-04-19 | 2018-08-28 | 湖南工业大学 | A kind of preparation method of porous tantalum piece |
CN108441936A (en) * | 2018-04-19 | 2018-08-24 | 湖南工业大学 | A kind of preparation method of spongy tantalum piece |
CN113745007B (en) * | 2021-08-24 | 2023-03-28 | 西安交通大学 | Electrochemical corrosion dilatation process of anode foil of tantalum electrolytic capacitor |
CN116288636B (en) * | 2023-02-06 | 2024-05-03 | 安徽格兰科新材料技术有限公司 | High-pressure-resistant ordered porous tantalum foil and preparation method and application thereof |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2035022A (en) * | 1931-03-28 | 1936-03-24 | Sprague Specialties Co | Electrolytic device |
US2183091A (en) * | 1936-07-20 | 1939-12-12 | Philips Nv | Electrolytic cell |
-
0
- NL NL77804D patent/NL77804C/xx active
- NL NL80311D patent/NL80311C/xx active
- NL NL7017503.A patent/NL163609B/en unknown
- NL NLAANVRAGE7613247,A patent/NL170580B/en unknown
- BE BE525144D patent/BE525144A/xx unknown
- BE BE512764D patent/BE512764A/xx unknown
- BE BE505482D patent/BE505482A/xx unknown
-
1951
- 1951-08-21 GB GB19697/51A patent/GB691509A/en not_active Expired
- 1951-08-27 CH CH307013D patent/CH307013A/en unknown
- 1951-08-28 FR FR1078317D patent/FR1078317A/en not_active Expired
- 1951-08-28 DE DEI4557A patent/DE925330C/en not_active Expired
-
1952
- 1952-06-03 GB GB13966/52A patent/GB702877A/en not_active Expired
- 1952-06-24 CH CH311511D patent/CH311511A/en unknown
- 1952-07-04 FR FR63070D patent/FR63070E/en not_active Expired
-
1953
- 1953-12-09 DE DEG13258A patent/DE942004C/en not_active Expired
- 1953-12-15 FR FR1095024D patent/FR1095024A/en not_active Expired
- 1953-12-15 GB GB34927/53A patent/GB772290A/en not_active Expired
-
1956
- 1956-05-09 FR FR69991D patent/FR69991E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE925330C (en) | 1955-03-17 |
DE942004C (en) | 1956-04-26 |
NL80311C (en) | |
GB691509A (en) | 1953-05-13 |
FR63070E (en) | 1955-07-15 |
BE512764A (en) | |
CH307013A (en) | 1955-05-15 |
NL163609B (en) | |
FR69991E (en) | 1959-01-30 |
BE525144A (en) | |
NL170580B (en) | |
CH311511A (en) | 1955-11-30 |
FR1095024A (en) | 1955-05-26 |
BE505482A (en) | |
GB772290A (en) | 1957-04-10 |
FR1078317A (en) | 1954-11-17 |
GB702877A (en) | 1954-01-27 |