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2 654 070

(13)

(51)

IPC

C11D1/04(2006-01-01)

C11D3/30(2006-01-01)

C11D3/02(2006-01-01)

(21) (22)

Application

2017122525, 2017-06-26

(24)

Start date

2017-06-26

(22)

Actual filing date

2017-06-26

(45)

Published

2018-05-16

(72)

Inventor

Bajkov Igor RavilevichNovoselov Igor ViktorovichVafina Guzel FagimovnaKitaev Sergej Vladimirovich

(73)

Holder

Federalnoe Gosudarstvennoe Byudzhetnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Gosudarstvennyj Neftyanoj Tekhnicheskij Universitet"

COMPOSITION FOR CLEANING HEAT-EXCHANGE EQUIPMENT FROM LODGMENTS Russian patent published in 2018 - IPC C11D1/04 C11D3/30 C11D3/02

Abstract RU 2654070 C1

FIELD: heat exchange.

SUBSTANCE: invention relates to heat engineering and can be used for maintenance during day-to-day operation and repair of industrial heat exchange equipment, heating systems of residence buildings and work places and other heat energy equipment, where water is used as a coolant. Composition containing aqueous solution of maleic acid (5.3 % by weight), sulfanic acid (2.5 % by weight), citric acid (1.8 % by weight), trilon B (1.6 %) by weight is described, urotropine (0.2 % by weight), water – the rest is described.

EFFECT: development of new composition for cleaning heat-exchange equipment from lodgments with high rate of washing providing complete removal of lodgments, and also expansion of assortment of compositions for removal of lodgments in heat-exchange systems.

1 cl, 4 dwg

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RU 2 654 070 C1

Authors

Bajkov Igor Ravilevich

Novoselov Igor Viktorovich

Vafina Guzel Fagimovna

Kitaev Sergej Vladimirovich

Dates

2018-05-16—Published

2017-06-26—Filed