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Comparison of left-handed anchors with other anchorsLeft-handed anchor is a kind of engineering structure used to support tunnels and rock bodies. Left-handed anchors are easy to make and transport, simple to construct, and can greatly improve the quality and safety of the project. This technology has been widely used in tunnel construction and coal mine support and other fields.Second, the structure of left-handed anchorLeft-hand anchor consists of steel bar, bundle rib and self-locking nut.

Prestressed anchor flexible support technology and its applicationDeep foundation pit support technology has always been a popular and difficult point of concern in the academic and engineering circles.

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.

Shandong Ruiyu Company Watches the Alert Educational Activity of “Clean Practices Cartoon CollectionIn order to further strengthen the party's clean government construction and anti-corruption work, and enhance the ability of party members and cadres to resist corruption and prevent change, Ruiyu Company, on the basis of the implementation of the daily publicity of clean business, actively broaden the publicity carrier of clean business, and carry out the warning education activities of clean business in the form of vivid and lively cartoons.This warning education activities to watch the “

The anchoring force test method of left-handed longitudinal ribless anchorsLeft-handed anchor without longitudinal rib has high strength, reasonable structure, large pre-tensioning force, can automatically adjust the direction of force, increase the binding force on the surrounding rock, and can realize mechanized rapid installation.Advantages of left-handed anchor:High strength anchor, reasonable structure, large preload, can automatically adjust the direction of force, increase the binding force on the surrounding rock, can realize the mechanization of rapid installation.

Shandong Ruiyu Company Solidly Carries Out Rule of Law Propaganda Month ActivitiesIn order to carry out in-depth publicity and education on the rule of law and guide the workers to consciously abide by the law, Ruiyu Company organized and carried out publicity and education activities on the rule of law with the theme of “Enhancing the concept of the rule of law and promoting the rule of law by law” from July 1st to July 22nd. Firstly, by posting cartoon version of the Constitution publicity wall charts on the bulletin boards, the company publicized the concept of supremacy of the Constit

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

Shandong Ruiyu Mining Material Processing Co., Ltd. has 39 employees. It is a designated manufacturer of new mining material products, since the establishment of the factory, the support materials on the continuous introduction of advanced technology. While guaranteeing the production quality, we have improved the safety production efficiency.In 2017, we obtained the certificate of safety mark for mining products, and in 2018, we passed the iso 9001 quality management system certification.

Successful Competition for Management and Auxiliary Positions at Ruiyu Company in 2024From August 26th to 29th, 2024, Ruiyu Company carried out open competition for 15 positions of production technology, 13 positions of operation management and 5 positions of logistic service, with a total of 39 people applying for participation.The competition was divided into three stages: public opinion assessment, professional examination, and competition defense, and the results of each stage accounted for 20%, 30% and 50% of the total score respectively.Public opinion assessment by the company does not p

Shandong Ruiyu Company's Anchor Fixing Agent Automation Production Line Trial Production as ScheduledIn order to solve the problem of supply and demand in anchoring agent market, eliminate backward production capacity, promote process upgrading, and improve the labor environment, Ruiyu anchoring agent automation project was completed in late August with an investment of more than 10 million after a rigorous preliminary research on the equipment, the selection of manufacturers, and the acceptance of the equipment installation, and was successfully put into trial production.The anchoring age