FR686844A - Improvements to accumulators for mine lamps - Google Patents
Improvements to accumulators for mine lampsInfo
- Publication number
- FR686844A FR686844A FR686844DA FR686844A FR 686844 A FR686844 A FR 686844A FR 686844D A FR686844D A FR 686844DA FR 686844 A FR686844 A FR 686844A
- Authority
- FR
- France
- Prior art keywords
- accumulators
- mine lamps
- mine
- lamps
- 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
Classifications
-
- 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
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
- H01M4/76—Containers for holding the active material, e.g. tubes, capsules
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR686844T | 1929-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR686844A true FR686844A (en) | 1930-07-31 |
Family
ID=9025765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR686844D Expired FR686844A (en) | 1929-03-07 | 1929-03-07 | Improvements to accumulators for mine lamps |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR686844A (en) |
-
1929
- 1929-03-07 FR FR686844D patent/FR686844A/en not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR687201A (en) | Improvements to arch supports | |
| FR691806A (en) | Improvements to separators for electric accumulators | |
| FR694073A (en) | Improvements to gyroscopes | |
| FR676118A (en) | Improvements to electric accumulators | |
| FR698780A (en) | Improvements to accumulators | |
| FR706139A (en) | Improvements to cable drums | |
| FR686844A (en) | Improvements to accumulators for mine lamps | |
| FR695896A (en) | Improvements to cartridge loaders | |
| FR690452A (en) | electrodes for accumulators | |
| FR680659A (en) | Improvements to cranes | |
| FR702235A (en) | Improvements to mine cartridges | |
| FR690774A (en) | Improvements to automobiles | |
| FR695148A (en) | Improvements to stylographs | |
| FR689473A (en) | Improvements to micro-telephones | |
| FR37017E (en) | Improvements to metal boxes | |
| FR677989A (en) | Improvements to accumulators | |
| FR724344A (en) | Improvements to mine lamps | |
| FR688888A (en) | Improvements to glare-free headlights | |
| FR647355A (en) | Improvements to electric lamps for mines | |
| FR682526A (en) | Improvements to mine lamps | |
| FR702878A (en) | Improvements to electric lamps | |
| FR687790A (en) | Improvements to howitzers for drilling | |
| FR684594A (en) | Improvements to electric lanterns for cycles | |
| FR726390A (en) | Improvements to shearers | |
| FR699829A (en) | Improvements to cylinders for vehicles |