Membership
Tour
Register
Log in
Leonid Mikhailovich Ruzin
Follow
Person
Komi ASSR, SU
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Thermal-mine oil production method
Patent number
4,265,485
Issue date
May 5, 1981
Arkady A. Boxerman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of thermal-mine recovery of oil and fluent bitumens
Patent number
4,227,743
Issue date
Oct 14, 1980
Leonid M. Ruzin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Plugging fluid
Patent number
4,217,146
Issue date
Aug 12, 1980
Georgy R. Avdzhiev
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for thermoshaft oil production
Patent number
4,099,783
Issue date
Jul 11, 1978
Vladimir Grigorievich Verty
E21 - EARTH DRILLING MINING