Gurkov; Konstantin Stepanovich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gurkov; Konstantin Stepanovich.The latest application filed is for "reversing pneumatic percussive device".
- Gurkov; Konstantin Stepanovich - Novosibirsk SU
| Patent | Date |
|---|---|
| Reversing pneumatic percussive device Grant 4,121,672 - Tkach , et al. October 24, 1 | 1978-10-24 |
| Pneumatic impact devices Grant 4,070,948 - Tkach , et al. January 31, 1 | 1978-01-31 |
| Method of making built-in-place reinforced concrete piles Grant 4,063,423 - Gurkov , et al. December 20, 1 | 1977-12-20 |
| Reversible pneumatic percussive device for making holes in ground by compaction Grant 3,995,702 - Klimashko , et al. December 7, 1 | 1976-12-07 |
| Percussive device for driving holes in soil Grant 3,952,813 - Chepurnoi , et al. April 27, 1 | 1976-04-27 |
| Reversible Impact Device For Driving Holes In Earth Grant 3,763,939 - Sudnishnikov , et al. October 9, 1 | 1973-10-09 |
| Pneumatically Operated Impact-action Self-propelled Mechanism Grant 3,756,328 - Sudnishnikov , et al. September 4, 1 | 1973-09-04 |
| Reversible Percussion Device Grant 3,744,576 - Sudnishnikov , et al. July 10, 1 | 1973-07-10 |
| Method Of Reaming Ground Through Holes And Device For Effecting Same Grant 3,730,283 - Kostylev , et al. May 1, 1 | 1973-05-01 |
| Reversible Air-punching Mechanism For Making Holes In Soil By Compaction Grant 3,727,701 - Sudnishnikov , et al. April 17, 1 | 1973-04-17 |
| Self-propelled Air-punching Mechanism Grant 3,708,023 - Nazarov , et al. January 2, 1 | 1973-01-02 |
| Device For Stabilizing The Course Of The Tunnelling Element Grant 3,677,354 - Kostylev , et al. July 18, 1 | 1972-07-18 |
| Pneumatically Operated Impact-action Self-propelled Reversible Mechanism Grant 3,651,874 - Sudnishnikov , et al. March 28, 1 | 1972-03-28 |
| Pneumatic Percussion Device For Making Holes In The Ground By Packing The Latter Grant 3,616,865 - Sudnishnikov , et al. November 2, 1 | 1971-11-02 |
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