Nikolai P. Chepurnoi

Person

Novosibirsk, SU

People

Patents Grantslast 30 patents

Information Patent Grant
Reversiele percussion device
- Patent number 4,819,741
- Issue date Apr 11, 1989
- Alexei D. Terskov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reversible air-operated percussive action machine for driving holes...
- Patent number 4,708,211
- Issue date Nov 24, 1987
- Institut Gornogo Dela So An SSSR
- Evgeny I. Shemyakin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reversible percussive action machine
- Patent number 4,629,008
- Issue date Dec 16, 1986
- Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk SSSR
- Alexandr D. Kostylev
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussive air tool
- Patent number 4,606,414
- Issue date Aug 19, 1986
- Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk SSSR
- Vladimir V. Klimashko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Machine for driving holes in the ground
- Patent number 4,570,723
- Issue date Feb 18, 1986
- Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk SSSR
- Alexandr D. Kostylev
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of making holes in the soil and apparatus for performing thi...
- Patent number 4,440,240
- Issue date Apr 3, 1984
- Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk SSSR
- Alexandr D. Kostylev
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for sinking wells in the ground
- Patent number 4,398,609
- Issue date Aug 16, 1983
- Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk SSSR
- Andron T. Karavaev
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussive action pneumatic device for drilling holes in soil
- Patent number 4,174,758
- Issue date Nov 20, 1979
- Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk SSSR
- Alexandr D. Kostylev
- E21 - EARTH DRILLING MINING
Information Patent Grant
Percussive device for driving holes in soil
- Patent number 3,952,813
- Issue date Apr 27, 1976
- Nikolai Prokhorovich Chepurnoi
- E21 - EARTH DRILLING MINING

Nikolai P. Chepurnoi

Person

Patents Grantslast 30 patents

Reversiele percussion device

Reversible air-operated percussive action machine for driving holes...

Reversible percussive action machine

Percussive air tool

Machine for driving holes in the ground

Method of making holes in the soil and apparatus for performing thi...

Apparatus for sinking wells in the ground

Percussive action pneumatic device for drilling holes in soil

Percussive device for driving holes in soil