Results 51 - 60 of 73

• NIOSH Research for Controlling Respirable Dust and Methane Gas on Continuous Miner Faces
  9/1/2000 - Conference papers
  The importance of controlling respirable dust and methane gas levels in underground coal mining cannot be underestimated. This paper reviews practical applications of water sprays and dust scrubbers to control respirable dust and methane gas on continu...
• A Review of Occupational Silica Exposures on Continuous Mining Operations
  1/1/2000 - Conference papers
  A Review of Occupational Silica Exposures on Continuous Mining Operations.
• The State-of-the-Art in Coal Pillar Design
  3/1/1999 - Conference papers
  Recently, powerful design methods have emerged from analysis of large data bases of real-world pillar successes and failures. In the process, our understanding of pillar mechanics has been greatly enriched.
• An Overview of Geomechanics Safety Research on Mobile Roof Supports
  1/1/1999 - Conference papers
  A study on the mechanics of strata behavior determined through extensive field measurements. Practical techniques for assessing roof behavior were developed along with a prototype remote controlled roof support system.
• A Comparison of Longwall & Continuous Mining Safety in U.S. Coal Mines 1988-1997
  6/1/1998 - Conference papers
  This paper contains the results of an examination of accident, injury, employment, and production information reported to the U.S. Department of Labor's Mines Safety and Health Administration (MSHA) and provides information on some of the measures longw...
• Technology News 472 - Ventilation of a 40-Foot, Two-Pass, Extended Cut
  5/1/1998 - Technology News
  This Tech News reports on the evaluation of the air quantity reaching the face of a 40 foot box cut during a two-pass extended cut sequence.
• Technology News 464 - Analysis of Retreat Mining Pillar Stability (ARMPS): Version 4.0 for Windows
  7/1/1997 - Technology News
  The analysis of Retreat Mining Pillar Stability (ARMPS) computer program was developed in 1995 and has been widely accepted by the mining community. A Windows version of ARMPS is now available. It features simplified data input, graphics, and an expande...
• A Guidance Sensor for Continuous Mine Haulage
  10/1/1996 - Conference papers
  Reports on the application of near infrared sensor technology for the automatic guidance of a continuous haulage system
• Technology News 453 - Navigation and Control of Continuous Mining Systems for Coal Mining
  1/1/1996 - Technology News
  The USBM research program is developing technology that will allow computer-assisted operation of mechanized equipment normally used in underground room-and-pillar coal mining, while permitting workers to be located away from the hazardous coal extracti...
• Rock Mechanics Study of Shaft Stability and Pillar Mining, Homestake Mine, Lead, SD (In Three Parts): 3. Geomechanical Monitoring and Modeling Using UTAH3
  1/1/1996 - Reports of Investigations
  A U.S. Bureau of Mines case study of pillar recovery in high-grade ore near the Ross shaft at the Homestake Mine, Lead, SD, has demonstrated the usefulness of the finite-element method for evaluating shaft pillar mining plans and shaft stability. In thi...