DEVICE FOR HOLDING AND GUIDING PUMPING STRING FOR LOADING OR UNLOADING LIQUID GAS INTO OR FROM LIQUID GAS STORAGE TANK, FOR LIQUID GAS STORAGE TANK, NATURAL LIQUID GAS TRANSPORTATION SHIP, LOADING OR UNLOADING SYSTEM OF LIQUID NATURAL GAS, METHOD OF INSTALLING PUMPING COLUMN IN TANK AND METHOD LOADING OR UNLOADING LIQUID NATURAL GAS INTO A TANK Russian patent published in 2023 - IPC E04H7/02 F17C13/00 F17C5/02 F17C7/02 

FIELD: oil and gas industry.

SUBSTANCE: group of inventions is related to a device for holding and guiding a pump string for loading or unloading liquid gas into or from a liquid gas storage tank, for a liquid gas storage tank, a ship for transporting liquid natural gas, a system for loading or unloading liquid natural gas, a method for installing a pump string in the tank and a method for loading or unloading liquid natural gas into the tank. A device for holding and guiding a pump string for loading or unloading liquid gas into or from a liquid gas storage tank includes at least one first element capable of being attached to the tank, at least one second element capable of being attached to the pump string, and at least one support block located between the first element and the second element, with the possibility of sliding on the first element or the second element. The first element or the second element forms the body, bounded by the bottom of the body and the frame, and the support block is located in the body. The first element or the second element contains at least one device for checking the contact between the support block and the bottom of the housing.

EFFECT: provision of a simple, reliable means for checking the position of the support block in its support.

13 cl, 7 dwg