Circular Hollow Section-manufacture,factory,supplier from China

Background on Hollow AnchorsTo better understand the mechanics involved in load transfer between anchors and mine rock, the Bureau of Mines initiated a program to study the load transfer mechanics of passive, fully grouted hollow anchors. This work was accomplished in support of the Bureau's goal of improving the underground safety of the nation's miners. The first phase of the study was conducted in the laboratory to examine the linear, nonlinear, and time-dependent behavior of anchor rods under varying load conditions.

Ruiyu support takes you to understand the hollow anchor rods in the minesSince the introduction of hollow anchors 40 years ago, their use in mines has gradually increased for support and stabilization of underground mines with remarkable results. Hollow anchors have significantly reduced the number of roof falls and are now the primary support option required by most mine safety and health authorities.

Ruiyu Company Organized the Seminar Activity of "Contributing to the Company in the Post and in the State"In order to guide the majority of employees to further unify their thinking, cohesion, based on their positions, unity and struggle, and enterprises to actively deal with the current severe situation December 24-26 in the company-wide organization in three batches of "in the post, in the position, in the state, I do for the enterprise to make a contribution to" theme of the seminar, the seminar activities are divided into three parts.

October 10, Song Hongpeng, secretary of the municipal party committee, led a team to my town to observe the progress of the project in the third quarter, accompanied by party secretary Bai Zongcheng, deputy secretary of the party committee, mayor of the town, Dong Gang, on-site report on the construction of the project.

Our delegation will take part in the Mining Exhibition in Moscow, Russia, April 23 - April 25, 2024

On November 3, various kinds of ores displayed at the exhibition attracted many participants.On the same day, 2023 (15th) China International Mining Conference opened in Tianjin Meijiang Convention and Exhibition Center, the conference to "opportunities, challenges, development" as the theme, around the global situation of mineral exploration, the international mineral market, mining and financial capital market, sustainable development of the mining industry, geological prospecting and scientific and technological innovation, mineral resources saving and comprehensive utilization, g

Mining roadway anchors in the use of what to do before the inspectionMining anchor is the basic component of tunnel support in contemporary coal mines, which is used in the support of the surrounding rock of the mine tunnel and underground project, and can ensure the stability of the surrounding rock of the mine tunnel and underground project. It reinforces the surrounding rock of the roadway together, so that the surrounding rock supports itself.

Continuously promoting new energy strategyIn 2023, the national coke production will be 50.693 million tons, an increase of 12.9 times compared to 2000; coal-to-gas will be 3.16 billion cubic meters, an increase of 9.1 times compared to 2016; compared to 2019, coal-to-naphtha will grow by 1.5 times, coal-to-diesel fuel will grow by 45.0%, coal-to-jet fuel will grow by 7.1 times, coal-to-paraffin will grow by 19.2%, and other coal-to-oil products will grow by 30.4%.The company is the first in China to innovate a new energy market-oriented consumption model and promote the implementation of six

Shandong Ruiyu Company Solidly Carries Out the Activities of Rule of Law Awareness MonthFrom April 1 to 22, Ruiyu Company organized and carried out rule of law publicity and education activities with the theme of “enhancing the concept of rule of law and promoting the rule of law”.Firstly, by posting cartoon version of the Constitution publicity wall charts on the bulletin boards, the company publicized the concept of supremacy of the Constitution and rule of law according to the Constitution in an easy-to-understand way, publicized the basic rights and obligations of citizens, safeguarded the

Ruiyu Company Held a Meeting to Publicize the Spirit of the Employee Council and a Special Meeting on Safety ProductionOn the afternoon of August 20, Ruiyu Company held a meeting of the spirit of the third six times of the Employee Council and a special meeting on safety production to propagate the spirit of the Employee Council, study the safety documents, and make specific arrangements for doing a good job of safety production and other work at present and in the coming period of time.