calendar>>May 21. 2025
December 5 Youth Mine in DPRK Lays Foundation for Normalizing Production
Pyongyang, May 21 (KCNA) -- The December 5 Youth Mine in the DPRK has dynamically conducted a mass technical innovation movement to achieve successes.

After the inauguration of the crystal mirabilite production process which is of key importance in establishing the self-supporting sodium carbonate industry, the mine invented and introduced dozens of valuable research achievements and technical innovation proposals to lay a solid foundation for normalizing production.

The members of the April 15 technical innovation shock brigade worked out a scientific plan to prevent corrosion of steel structures in the crystallization site and introduced a new method of removing blasting gas, thus saving a lot of materials.

The miners of the youth pit remodeled the large compressor motor to increase the repair cycle and improved the blasting efficiency by inventing and introducing a rational method for drilling.

The members of the three-revolution team dispatched to the mine and workers and technicians of the crystal mirabilite workshop made and installed new devices for separating crystal mirabilite and melting and filtering salt to increase the productivity.

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