| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 19 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Bulgaria | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Chemical engineering | |
| #3 | Machines | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Generating mechanical vibrations | |
| #3 | Mixing | |
| #4 | Separating solids using liquids | |
| #5 | Separation | |
| #6 | Cyclones | |
| #7 | Magnetic or electrostatic solid separation | |
| #8 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Afanasievich Alekhin Stanislav | 13 |
| #2 | Mikhailovich Bakhir Vitold | 13 |
| #3 | Ivanovich Klimenko Vladimir | 6 |
| #4 | Dzhuraevich Mamadzhanov Ulmas | 6 |
| #5 | Alekhin Stanislav Afanasievich | 5 |
| #6 | Ivanovna Born Raisa | 5 |
| #7 | Bakhir Vitold Mikhailovich | 5 |
| #8 | Alekhin S | 3 |
| #9 | Bakhir V | 3 |
| #10 | Petrovich Tikhonov Jury | 3 |
| Publication | Filing date | Title |
|---|---|---|
| BG29967A1 | Apparatus for drill solution making | |
| WO8001498A1 | Method and device for separating the solid phase in a drilling mud | |
| WO8001497A1 | Device for dispersing and homogenizing drilling mud |