China News Service, April 19. According to the official WeChat news of the Ministry of Ecology and Environment, the Ministry of Ecology and Environment announced on the 19th that the second batch of outstanding ecological and environmental problems (in the field of atmospheric supervision and assistance), Hebei Jintai Glass Fiber Products Co., Ltd., Cangzhou City, Hebei Province, etc. 7 companies were notified.

  In order to promote the continuous improvement of air quality in key areas, in early and mid-March, the Ministry of Ecology and Environment dispatched 14 professional teams to focus on key areas such as Beijing, Tianjin, Hebei and surrounding areas to carry out in-depth air quality improvement supervision and assistance.

With the support and cooperation of the local government and relevant departments, a number of prominent gas-related environmental problems were discovered.

  In order to give full play to the warning role, the Ministry of Ecology and Environment announced on April 19, 2022 that Cangzhou City, Hebei Province, Hebei Jintai Glass Fiber Products Co., Ltd., Hengshui City Anping County Xinze Stainless Steel Products Co., Ltd., and Fuxin City, Liaoning Province, Fuxin Hongshun Machinery Co., Ltd. Typical examples of 7 companies including the company, Jinzhou Jinzhou Heavy-Duty Water Pump Co., Ltd., Shandong Tai'an Feicheng Changsheng Special Graphite Co., Ltd., Liaocheng Chiping Magnesium Technology Co., Ltd., and Henan Xinxiang City Fengqiu County Xinda Leather Co., Ltd. question.

  1. Cangzhou Hebei Jintai Fiberglass Products Co., Ltd. failed to build pollution control facilities as required

  Hebei Jintai Glass Fiber Products Co., Ltd. is located in Beixinzhuang Township, Renqiu City, Cangzhou City, mainly engaged in the manufacture of glass fibers and products.

According to the requirements of the pollutant discharge permit, the exhaust gas of the furnace is discharged after being denitrated by SCR (Selective Catalytic Reduction).

Inspection by the working group found that during the normal production of the company, SCR denitration facilities were not built in the furnace and kiln process as required, and the waste gas was directly discharged without denitration treatment, polluting the atmospheric environment.

  2. Hengshui Anping Xinze Stainless Steel Products Co., Ltd. discharges air pollutants through the bypass

  Anping County Xinze Stainless Steel Products Co., Ltd. is located in Nanwangzhuang Town, Anping County, Hengshui City, Hebei Province, mainly engaged in the production of stainless steel pipe fittings.

According to the EIA documents and approval requirements, the waste gas generated by the dewaxing process is collected and discharged through an activated carbon adsorption device.

The working group inspected and found that the company's dewaxing process was running, and some of the waste gas did not enter the treatment facility, and was directly discharged through the direct pipeline (bypass) in front of the treatment facility, polluting the atmospheric environment.

  3. Fuxin Fuxin Hongshun Machinery Co., Ltd. failed to install and operate pollution control facilities as required

  Fuxin Hongshun Machinery Co., Ltd. is located in the Economic Development Zone of Fuxin City, Liaoning Province, mainly engaged in ferrous metal casting.

According to the environmental impact assessment documents and the requirements of the pollution discharge permit, the waste gas containing dust and VOCs generated in the casting section is discharged after being treated by a bag filter and an activated carbon + plasma purification device.

The working group inspected and found that the casting section of the company was in production, but the waste gas treatment facilities were not installed as required, and a large amount of flue gas was directly discharged without treatment, polluting the atmospheric environment.

  At the same time, it was also found that the sand processing and core making sections were in production, but the dust collection pipeline was not connected to the dust removal equipment, and the matching bag filter was not running.

  4. Jinzhou Jinzhou Heavy Pump Co., Ltd. failed to install pollution control facilities as required

  Jinzhou Heavy Duty Water Pump Co., Ltd. is located in Qilihe Industrial Park, Jinzhou City, Liaoning Province. It is mainly engaged in the manufacture of water pumps and vacuum equipment. According to the requirements of the EIA, the particles generated by the smelting, core making, and molding/pouring processes of the small foundry are collected by the gas collecting hood and passed through Discharge after treatment by bag filter.

The working group's inspection found that the company was carrying out modeling/pouring operations outdoors, and the exhaust gas was directly discharged without being collected and treated, polluting the atmospheric environment.

  5. Taian Feicheng Changsheng Special Graphite Co., Ltd. abnormal operation of automatic monitoring equipment for pollution sources

  Feicheng Changsheng Special Graphite Co., Ltd. is located in Shiheng Town, Feicheng City, Tai'an City, Shandong Province. It is mainly engaged in the production of graphite and carbon products. It is a key pollutant discharge unit in Tai'an City.

According to the requirements of the pollutant discharge permit, the waste gas of the calciner is discharged through the 3# roasting flue gas discharge port (No. DA010) installed with automatic monitoring equipment for pollution sources.

The inspection by the working group found that at 18:00 on February 1, 2022, the company shut down the automatic monitoring equipment and video surveillance without authorization when there was still exhaust gas emissions from the roaster, resulting in part of the period from February 1 to 7. The waste gas discharged outside cannot be effectively monitored and monitored, which violates the relevant provisions of Article 24 of the "Air Pollution Prevention and Control Law" that key pollutant discharge units should ensure the normal use of automatic monitoring equipment for air pollutant emissions.

  6. Liaocheng Chiping Magnesium Technology Co., Ltd. abnormal operation of pollution prevention and control facilities

  Chiping Magnesium Technology Co., Ltd. is located in Xinfa Street, Chiping District, Liaocheng City, Shandong Province. It is mainly engaged in the production and processing of desulfurized gypsum and Jiayi powder.

The on-site inspection found that the company's selected drying gypsum production line was in production, but the supporting spray dust removal tower and RTO system (regenerative thermal oxidation furnace) were damaged and could not be used normally. Atmospheric Environment.

  The inspection also found that the waste gas pipeline and fan in the dissolution and purification section of the company were damaged, and the unorganized emission of waste gas in the workshop was serious.

  7. Xinda Leather Co., Ltd., Fengqiu County, Xinxiang City, failed to install pollution control facilities as required

  Fengqiu Xinda Leather Co., Ltd. is located in Hui Township Industrial Zone, Jingxiang, Fengqiu County, Xinxiang City, Henan Province, processing 1.5 million wet blue sheepskins annually.

According to the requirements of the pollutant discharge permit and the environmental impact assessment documents, the unorganized waste gas in the sewage treatment tank should be collected in a centralized manner, and then treated by spray absorption + strong oxidation technology; the raw material skin warehouse should be constructed as a closed storage warehouse, and equipped with 2 deodorization spraying equipment.

The inspection by the working group found that the company was in normal production, the sewage treatment tank had not built waste gas treatment facilities as required, and the raw material warehouse was not equipped with deodorant spraying equipment, and the waste gas was discharged unorganized, polluting the atmospheric environment.

The local ecological environment department has filed a case for investigation.

Keywords: