BE428614A - - Google Patents
Info
- Publication number
- BE428614A BE428614A BE428614DA BE428614A BE 428614 A BE428614 A BE 428614A BE 428614D A BE428614D A BE 428614DA BE 428614 A BE428614 A BE 428614A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEL92767D DE709475C (de) | 1937-06-24 | 1937-06-24 | Herstellung eines hochaktiven Depolarisators aus Naturbraunstein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE428614A true BE428614A (en:Method) | 1938-07-30 |
Family
ID=5841397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE428614D BE428614A (en:Method) | 1937-06-24 | 1938-06-15 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2186929A (en:Method) |
| BE (1) | BE428614A (en:Method) |
| CH (1) | CH221701A (en:Method) |
| DE (2) | DE709475C (en:Method) |
| FR (2) | FR839322A (en:Method) |
| GB (1) | GB512179A (en:Method) |
| NL (2) | NL54403C (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2681268A (en) * | 1949-05-07 | 1954-06-15 | Nossen Ernest Samuel | Process for the manufacture of manganese dioxide and depolarizers for electric cells |
| US2701104A (en) * | 1952-01-25 | 1955-02-01 | Reginald S Dean | Method of preparing manganese dioxide for the depolarization of dry cells |
| NL196812A (en:Method) * | 1954-04-30 | |||
| DE3436450A1 (de) * | 1984-10-05 | 1986-04-10 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von p-aminoethylketonen |
-
1937
- 1937-06-24 DE DEL92767D patent/DE709475C/de not_active Expired
- 1937-12-11 DE DEL93804D patent/DE711102C/de not_active Expired
-
1938
- 1938-06-10 CH CH221701D patent/CH221701A/fr unknown
- 1938-06-15 BE BE428614D patent/BE428614A/xx unknown
- 1938-06-15 FR FR839322D patent/FR839322A/fr not_active Expired
- 1938-06-15 FR FR839323D patent/FR839323A/fr not_active Expired
- 1938-06-17 GB GB18107/38A patent/GB512179A/en not_active Expired
- 1938-06-18 US US214596A patent/US2186929A/en not_active Expired - Lifetime
- 1938-06-22 NL NL88477A patent/NL54403C/xx active
- 1938-06-23 NL NL88508A patent/NL55420C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| US2186929A (en) | 1940-01-09 |
| NL55420C (en:Method) | 1943-10-15 |
| DE711102C (de) | 1941-09-26 |
| GB512179A (en) | 1939-08-30 |
| DE709475C (de) | 1941-08-18 |
| NL54403C (en:Method) | 1943-05-15 |
| CH221701A (fr) | 1942-06-15 |
| FR839323A (fr) | 1939-03-31 |
| FR839322A (fr) | 1939-03-31 |