1971

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OST 26-02-329-71
OST 26-02-329-71
Elevators for the downhole sucker rods
OST 26-02-330-71
OST 26-02-330-71
Deflectors for sidetracking. Types and main parameters.
OST 26-02-331-71
OST 26-02-331-71
Crown blocks, drilling line, hooks and hook blocks for oilfield operations with load capacity of 10-125 tons. Specifications
OST 26-02-332-71
OST 26-02-332-71
Compensators angular corrugated of type KVU 2 for PN 25 kgf/cm2, diameter 150-400 mm. Parameters and main dimensions
OST 26-02-333-71
OST 26-02-333-71
Mounting Cranes with tilting boom. Types and main parameters.
OST 26-02-334-71
OST 26-02-334-71
Clutches, rubber pneumatic. The main parameters
OST 26-02-337-71
OST 26-02-337-71
Releasing internal spears to fish for tubing. Types and main parameters.
OST 26-03-10.401-71
OST 26-03-10.401-71
Machines and devices for refrigeration. Exports to countries with tropical climates General technical requirements
OST 26-03-283-71
OST 26-03-283-71
Shell and tube horizontal Freon condensers for marine refrigeration plants. Types, dimensions and general technical requirements
OST 26-03-284-71
OST 26-03-284-71
Shell and tube horizontal Freon evaporators for marine refrigeration plants. Types, dimensions and general technical requirements
OST 26-03-324-71
OST 26-03-324-71
Cooling machines, single-stage, for thermal exchange fluids. Technical requirements. Test methods
OST 26-03-377-71
OST 26-03-377-71
Castings of cast iron. Methods for remediation of defects
OST 26-04-287-71
OST 26-04-287-71
Turbo expanders, low pressure. The main parameters
OST 26-04-292-71
OST 26-04-292-71
Welded steel housings. Design and dimensions
OST 26-04-293-71
OST 26-04-293-71
Welded brass housings. Design and dimensions
OST 26-04-294-71
OST 26-04-294-71
Plugs. Design and dimensions.
OST 26-04-295-71
OST 26-04-295-71
Tees of steel and brass. Design and dimensions
OST 26-04-296-71
OST 26-04-296-71
Angled steel, brass and Aluminium Fittings. Design and dimensions.
OST 26-04-297-71
OST 26-04-297-71
Straight, steel, brass and Aluminium Fittings. Design and dimensions.
OST 26-04-298-71
OST 26-04-298-71
Mount for planar resistance thermometer of type TSP-591. Design and dimensions

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