| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 24 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Chemical engineering | |
| #3 | Machines | |
| #4 | Basic materials chemistry | |
| #5 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Siphons | |
| #2 | Unspecified technologies | |
| #3 | Liquid hydrocarbon mixture production | |
| #4 | Separation | |
| #5 | Mixing | |
| #6 | Refrigerators |
| # | Name | Total Patents |
|---|---|---|
| #1 | Popov Serguei A | 28 |
| #2 | Doubinski Anatoli M | 2 |
| #3 | Petroukhine Evgueni D | 1 |
| #4 | Akimov Mikhail V | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6346173B2 | Method for the vacuum distillation of a liquid product, particularly oil stock, (variants) and system for realizing the same | |
| CA2277185A1 | Multi-nozzle liquid-gas jet apparatus (variants) | |
| US6350351B1 | Plant for the vacuum distillation of a liquid product | |
| US6267848B1 | Method for generating vacuum in mass-exchange columns |