The Installation is intended for temporary tight shutdown of the repaired section of the pipeline on one or both sides from a product being under pressure (no more than 1.6 MPa) of a product (water, gas, oil). The shutdown installation […]
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Pipe nipple sealing device
It is applied for sealing of welded side pipe nipples of DN= 150 mm for the use of ensuring disassembly of a gate valve. The device is fastened with the flange on the gate valve of the disassembled side pipe […]
Unit for cold cutting of pipes SM-307
The unit is intended for mechanical cutting of pipes with simultaneous preparation of edges of the pipe for welding, including cutting on isolation. It is equipped with two tension chain and is stable in the direction of the movement (feed) […]
Unit for cold cutting out
Units for cold cutting out are intended for mechanical cutting out openings in pipelines of DN=150…1200 mm being under pressure of operating medium of up to 6,3 MPa (oil, water,etc.) through shutoff valves established on the side pipe nipple of […]
High pressure manifolds
Link to the Catalog “Perm Scientific Research Technological Institute. High-pressure equipment” List of content T- pieces ………………………………………4 T- pieces and special cross- connections…10 Cross- connections………………………….13 Elbow joints……………………………………17 Pipes……………………………………………20 Joints and subs………………………………..30 Valves: – safety valves ……………………….32 – shear […]
Tree saver
Tree saver is intended for the protection of wellhead equipment against high pressure when technological works on gas and oil well related to injection into the formation (hydraulic fracturing, treatment of bottom- hole area, etc.). Tree saver consists of a […]
Joint (reducing coupling) with wear resistant threads for tubing
Joints are intended for substantial increase the time between overhauls and the service life of technological tubing. Use of joints allows to preserve the tightness of threaded part after repeated operations of coupling/uncoupling during the round- trip operations, avoiding the […]
Sleeves from titanium, stainless steels, zirconium
Now JSC “PNITI” has a wide experience of working of semi-finished products from titanium and zirconium alloys, corrosion-proof and heat-resistant steels. For the enterprises of the nuclear industry JSC “PNITI” has developed a production of high-precision semi-finished products of pipe […]
Defense industry
In 1967 the Perm Scientific Research Technological Institute was included as an industrial technological organization into one of departments of the Ministry of the defense industry of the USSR.
Self-propelled transfer machine (UPS)
Self- propelled transfer machine is intended for receiving of ore material from the shuttle car and the subsequent batch overload of this material into the mine ore chute or on the conveyor when carrying out stopping and pre-production mining works […]