On January 5th, the evaluation of the scientific and technological achievements of activated carbon-flue gas countercurrent integrated purification (CCMB) technology for desulfurization and denitrification of Angang's coke oven chimney was held in Beijing. The evaluation committee determined that the technology reached the highest level of international leadership.

On January 18th, the General Office of the National Development and Reform Commission issued the "List of Energy-saving Voluntary Commitment Energy-using Units", including 9 steels such as China Baowu, Hegang Steel, Shangang Laiwu Branch, Nangang and Jilin Jianlong. enterprise.

On February 8, Zhongtian Iron and Steel signed a framework agreement with the Changzhou Economic Development Zone Administrative Committee for a green recycling reduction project with a total investment of 10.146 billion yuan.

On February 11th, Delong Iron & Steel Co., Ltd. completed the trial operation of the 230m2 sintering machine dry desulfurization, denitration and dedusting integrated project with the integration of Zhongjing Fuchs® dry integration process. The emission index is far superior to the national ultra-low emission standard.

On February 23, the Ministry of Industry and Information Technology announced the second batch of green factories. 11 steel companies and related enterprises such as Hegang Steel and Steel Co., Ltd. were rated as green factories. On November 6, the third batch of green manufacturing lists was released. Shougang Jingtang Iron and Steel Co., Ltd. Eight steel companies, including limited liability companies, were rated as green factories.

In March, the CSCR (activated carbon selective catalytic reduction) desulfurization and denitrification project of Hegang Steel Sintering Machine was officially put into use. The project adopts the countercurrent CSCR technology introduced by Hegang Steel in China for the first time, which enables the ultra-low emission of Hegang Steel.

On March 1st, Hualing Xianggang plans to invest more than 3 billion yuan from 2018 to 2020, and join hands with governments at all levels in Xiangtan City to promote the integration of urban enterprises.

On April 2nd, the world's first high-protein feed project using blast furnace tail gas was put into operation at Shougang Langze Co., Ltd., a new energy technology company affiliated to Shougang Jingtang. On May 16, Shougang Langze's 45,000 tons/year industrial tail gas bio-fermentation fuel ethanol project was successfully commissioned in Shougang Jingtang.

On May 3, the No. 3 system of the flue gas desulfurization and denitrification project of the sintering machine of Angang Iron and Steel Plant realized the all-pass flue gas operation. Angang became the first company in the industry to achieve full dry flue gas treatment.

On June 29, Angang held an ecological environmental protection conference.

On June 29, Shen Wenrong, Chairman of the Board of Directors of Shagang Group, revealed that Shagang will invest 7 billion yuan to 8 billion yuan in two years or so to comprehensively promote environmental protection and rectification.

On August 8th, the national key research and development plan project “Key technology of the whole process control coupling of flue gas and multi-pollutant in the steel industry” sub-project “High-temperature flue gas circulation grading purification and waste heat utilization technology and demonstration” demonstration project——Hegang Steel The demonstration project of the sintering flue gas recycling project started, which is the first in China.

On August 15, Shangang determined the overall goal of pollution prevention and control: By 2020, all units of Shansteel must meet the emission standards of air pollutants in the fourth period of Shandong Province and the ultra-low emission standards of the steel industry.

On August 16, Jiangsu Changzhou Development and Reform Commission announced the list of the first batch of low-carbon demonstration units in Changzhou, and Zhongtian Steel was among them. At the end of 2018, Zhongtian Iron and Steel Thermal Power Plant desulfurization project, 550 square meters sintering machine denitration project and a total area of 350,000 square meters of raw material field closed project were completed and put into operation, becoming the first in Jiangsu Province to achieve ultra-low emission and mineral powder, coke, All steel and other raw materials are fully enclosed and controlled steel enterprises.

On August 23, Maanshan Iron and Steel announced the three-year action plan for ultra-low emission transformation. On April 12th, Maanshan Iron and Steel Cold Rolling Plant implemented a long-term environmental protection system.

On September 13, the Sponge City Research Center of Wuhan University signed a cooperation agreement with Wuhan Iron and Steel Green City Construction and Development Co., Ltd. to jointly establish a joint laboratory for sponge city construction.

On October 23rd, the world's largest span-shaped single-shaped PE (polyethylene) membrane structure closed material yard was built in Delong Iron and Steel.

On October 26th, the key project of ultra-low emission reform of Taigang – No. 9 coke oven flue gas desulfurization and denitration unit was completed and put into operation, achieving ultra-low emission; on November 24th and 28th, Taigang No.8 and No.7 Jiao The flue gas desulfurization and denitration devices are put into operation separately, and the environmental protection indicators are superior to the national special emission limit requirements. At this point, the three-seat 7.63 m coke oven flue gas desulfurization and denitrification upgrading of Taigang Coking Plant was completed.

On October 26, the stoppage and blasting operations were stopped at the stoppage of the limestone mine in Panzhihua Iron and Steel Co., Anshan Iron and Steel Co. Before the end of 2018, the Panzhihua Iron and Steel Mine will partially withdraw from the cycad protection zone; by the end of 2019, the cycad protection zone will be fully withdrawn and ecological restoration will be implemented.

On November 29th, Shougang Co., Ltd. realized zero emissions from the top of the blast furnace.