Ecochem Aktiengesellschaft
Triesen, LI· latest recorded location
Ecochem Aktiengesellschaft is named on 9 US grants and 0 published applications in this corpus. Its most frequent classification is C25C (Processes for the electrolytic production, recovery or refining of metals).
- Granted patents
- 9
- Published applications
- 0
- Inventors
- 4
- Granted in 2026 so far
- 0
- Most recent grant
- 20 Mar 2001
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
By publication year.
Technology areas
Share of 9 documents
- C25CProcesses for the electrolytic production, recovery or refining of metals5
- Y02PLow-carbon manufacturing4
- C01BNon-metallic elements3
- C22BProduction and refining of metals3
- C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium1
- C21CProcessing of pig-iron1
- C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals1
- H01MBatteries and fuel cells1
- Y02EClean energy generation and storage1
- Y02WClimate change mitigation technologies related to wastewater treatment or waste management1
Recent patents
- Process for the treatment of fluoboric electrolyte20 Mar 2001US 6,203,769 B1
- Process for the production of high purity copper metal from primary or secondary sulphides12 Dec 2000US 6,159,356 A
- Process for reducing the electric steelworks dusts and facility for implementing it24 Oct 2000US 6,136,059 A
- Production of electrolytic copper from dilute solutions contaminated by other metals11 Jul 2000US 6,086,744 A
- Process for regenerating sodium sulphide from the sodium sulphate which forms in treating lead paste from exhausted batteries9 Mar 1999US 5,879,830 A
No published applications.
Most cited
By later US patents
- Process for regenerating sodium sulphide from the sodium sulphate which forms in treating lead paste from exhausted batteries15US 5,879,830 A1999
- Process for the production of alkali metal hydroxides and elemental sulfur from sulfur-containing alkali-metal salts9US 5,391,267 A1995
- Process for reducing the electric steelworks dusts and facility for implementing it7US 6,136,059 A2000
- Process for the direct electrochemical refining of copper scrap5US 5,372,684 A1994
- Process for the production of high purity copper metal from primary or secondary sulphides4US 6,159,356 A2000