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COVNA STARK--Weekly hot pot party
19 Nov 2024

COVNA STARK--Weekly hot pot party

COVNA STARK---Weekly hot pot session ​The end of the year continues to be hot, hot and sizzling!

How to extend the service life of reverse osmosis equipment?
01 Nov 2024

How to extend the service life of reverse osmosis equipment?

Pretreatment and debugging of reverse osmosis equipment The quality of pretreatment is the key to the stable operation of reverse osmosis equipment. When the water inlet of reverse osmosis equipment is groundwater, th

UV sterilizer---Causes and solutions for cracking of the UV lamp sleeve
30 Oct 2024

UV sterilizer---Causes and solutions for cracking of the UV lamp sleeve

There may be many reasons for the cracking of the quartz sleeve of the UV lamp in the UV sterilizer, which are usually related to physical stress, temperature fluctuations, water quality conditions and other factors.

Ros Gas Expo--COVNA STARK Shines at the 2024 Saint Petersburg Natural Gas Exhibition, Jointly Painting a New Blueprint for Energy's Future
11 Oct 2024

Ros Gas Expo--COVNA STARK Shines at the 2024 Saint Petersburg Natural Gas Exhibition, Jointly Painting a New Blueprint for Energy's Future

In the golden autumn of October in Saint Petersburg, Russia, a grand gathering of global energy elites—the 2024 Saint Petersburg Natural Gas Exhibition (hereinafter referred to as "the Exhibition")—

Considerations for EDI equipment concentrated water return to the raw water tank or before RO in pure water system
13 Sep 2024

Considerations for EDI equipment concentrated water return to the raw water tank or before RO in pure water system

In pure water systems with EDI devices, EDI concentrated water is of good quality and is directly discharged and wasted. It is often recycled to the front water tank for reuse. For example, in the pure water system of a

The exhibition is in progress---Russian Water Treatment Environmental Protection Exhibition
11 Sep 2024

The exhibition is in progress---Russian Water Treatment Environmental Protection Exhibition

WasteTech 2024 was held at the Crocus-Expo International Exhibition Center in Moscow, Russia from September 10 to 12. This exhibition is an important event in the Russian environmental protection and waste water treatmen

Yonth, flying--Warmly celebrate 24th anniversary of COVNA Group
04 Sep 2024

Yonth, flying--Warmly celebrate 24th anniversary of COVNA Group

Time flies, and the years pass by. In this season full of hope and vitality, the Covna Group celebrates its 24th anniversary. 24 years is a journey full of challenges and opportunities; 24 years is an epic of glory and h