MEASUREMENT OF THE VISCOSITY OF A LUBRICANT USED IN HYDRAULIC VIBRATION DAMPERS
Abstract
In selection of the vibration dampers for a long column of drill pipe, the most acceptable chemical compound is considered as that with highest viscosity, V. Such a compound is 'nigrol', a transmission lubricant mixed with 'kanifol', a resin.
Document Details
- Document Type
- Technical Report
- Publication Date
- Mar 26, 1970
- Accession Number
- AD0705241
Entities
People
- A. N. Trubin
- V. E. Kopylov