Safe distance for blastingBlasting hazards: blasting earthquakes, air shock waves, scattered debris, toxic gases. Blasting must determine the scope and safety distance of blasting hazards, and set up warning and safety protection measures.① Safe distance for blasting fl...

Safety rectification of open-pit minesStarting from layered mining< Br/>From top to bottom, layered mining is a fundamental principle of open-pit mining. The relevant regulations have clear limits on the stage height of open-pit mines under different lithology and opera...

Key points for handling poisoning and suffocation accidents(1) Before entering the dangerous area, rescuers must wear protective equipment such as Gas mask and self rescuers, and check their air tightness to avoid poisoning and suffocation accidents of rescuers, which m...

MT11A Product Acceptance and Release Conference&Nbsp& Nbsp& Nbsp; On June 26, 2018, the acceptance and product launch of the MT11A new tunnel anchor rod trolley jointly developed by China Railway Tunnel Bureau Group and Zhejiang Zhigao Machinery Co., Ltd. was held in Qu...

What steps does Hunan Province take to promote the construction of green mines< Br/>nine hundredBy the end of December 2017, June 2018, and September 2018, complete the preparation of work plans for the construction of green mines at the provincial, municipal, and count...

On May 31st, JD announced the official launch of its building materials business. Various merchants and individual consumers will be able to purchase various building materials such as sand and gravel cement, pipes and fittings, coatings, etc. on the JD platform in the ...

&Nbsp; In recent years, there has been Cut throat competition in the auction of river sand mining, which has led to the fact that the transfer transaction price is falsely high and has brought great pressure to the sand mining supervision. In addition, illegal sand mini...

Overview of Water Medium Energy Exchange Blasting TechnologyWater medium energy exchange blasting is an analysis of the blasting mechanism from the perspectives of thermodynamics and chemistry. If in&quo; Explosion Thermodynamic system; Add&quo; to; A certain amount; Ac...

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April 11-13, 2018Haosheng Hotel, Flower City, Kunming, Yunnan, ChinaBooth: A27nine hundredDisplay machine: New mining trolley UP45nine hundred and oneProduct features: Various underground construction equipment in China were previously imported and expensive, resulting ...

&Nbsp& Nbsp; On June 7th, the 9th International Infrastructure Investment and Construction Summit Forum opened grandly in Macau. Fernando Chui, Chief Executive of the Chief Executive of Macau, Gao Yan, Vice Minister of Commerce of China, Zheng Xiaosong, Director of the ...

Today, enter" on Baidu, the world's largest Chinese search engine; Green Mines®, Within 0.008 seconds, 12.7 million related items, including 113000 images, can be displayed. If put 10 years ago, this number is incredible< Br data filtered="filtered"/>&Quot; In ...

On June 4, 2015, the annual conference" International Infrastructure Investment and Construction Summit Forum; Grand opening in Macau as scheduled. This grand event attracted 44 guests at the deputy ministerial level and above from 31 countries and regions, includi...

On March 29, 2018, at the first regular press conference held after the establishment of the Ministry of Ecology and Environment, spokesperson Liu Youbin stated:; We will closely focus on fighting the battle of pollution prevention and control, especially winning the ba...

Recently, the Hunan Provincial Department of Land and Resources issued the "Key Points for Mineral Development and Management in 2018", emphasizing the comprehensive completion of the clearance and withdrawal of mining rights in natural reserves, strict on-site verifica...