S. D. Maksimovic

• Control of methane by ventilation of shafts during raise drilling
• Basic geological and analytical properties of selected coal seams for coal interface detection
• Building seals by pneumatic stowing in mine closure operations
• Evaluation of several natural gamma radiation systems
• Evaluation of several natural gamma radiation systems - a preliminary study
• Hydraulic stimulation of a surface borehole for gob degasification
• Long-term effectiveness of deep mine sealing at Moraine State Park, Butler County, Pa
• Quartz dust sources during overburden drilling at surface coal mines
• Sealing openings in abandoned mines by pneumatic stowing
• Three coal mine gob degasification studies using surface foreholes and a bleeder system