GOST 29104.11 1991 Edition, September 27, 1991 Industrial fabrics. Metod for determination of capillarity
GOST 29104.16 1991 Edition, September 27, 1991 Industrial fabrics. Method for determination of water permeability
GOST 14338.3 1991 Edition, September 27, 1991 Molybdenum. Methods for determination of phosphorus
GOST 28928 1991 Edition, March 11, 1991 Cocoa butter substitutes. Method for determination of triglycerides composition
GOST 28927 1991 Edition, March 1, 1991 Synchronous machines using hydrogen as a coolant. Application and operation rules. Technical requirements
GOST 28921 1991 Edition, February 27, 1991 Earth-moving machinery. Excavators. Methods of measuring tool forces
GOST 28922 1991 Edition, February 27, 1991 OILFIELD PORTABLE PUMPING UNITS TYPES AND KEY PARAMETERS
GOST 28923 1991 Edition, February 27, 1991 Temperatures regulators operating without outside energy source. General technical requirements and methods of test
GOST 28924 1991 Edition, February 27, 1991 Grinding materials. Test methods of physical and physical-mechanical properties
GOST 28919 1991 Edition, 1991 FLANGE CONNECTIONS OF WELLHEAD EQUIPMENT TYPES, KEY PARAMETERS AND DIMENSIONS
GOST 28918 1991 Edition, February 26, 1991 Tnreaded pipe littings. Thrust and clamping rings. Construction
GOST 17221 1991 Edition, February 26, 1991 Transformer hermetic centrifugal electric pumps. Types. Basic parameters and dimensions