'Underground mines' presentation slideshows

Water Pollution Chapter 20

Water Pollution Chapter 20. Dave Sang Nora Tibbetts. 20-1 What are the Causes and Effects of Water Pollution?. Causes of Water Pollution. Water pollution - any chemical, biological, or physical change in water quality that harms living organisms or makes water unsuitable for desired uses.

774 views • 35 slides

Environmental resistance of composites

Environmental resistance of composites. John Summerscales. Outline of lecture. glass transition temperature moisture osmosis and blistering cavitation erosion galvanic corrosion marine coatings antifouling paints flame, smoke and toxicity ( FST ) .

487 views • 22 slides

Coal energy

Coal energy. Coal is big!. 42% of electricity comes from coal in the USA 70% of electricity in China comes from coal 580 coal fueled power plants in the US 550,000 jobs Mined in 25 states $49 natural gas per mega watt hour, coal $33 per megawatt hour

557 views • 21 slides

Spectator

Spectator. 2014 Field Problem. The Blue Granite Mine is an underground, single level, aggregate, room and pillar operation. The mine has two adits that are used as the only entrance and exit. Presently the mine is developing twin development drifts to begin a new mining panel.

359 views • 20 slides

Key strategic interventions in response to HIV- SA

Key strategic interventions in response to HIV- SA. Harmony Gold Mining Company Limited Group Health Risk Tumi Legobye- Mothudi 25 July 2014. www.harmony.co.za. Private Securities Litigation Reform Act Safe Harbour Statement.

323 views • 19 slides

Rights Responsibilities Freedoms

289 views • 14 slides

Communication and Tracking Technologies

Communication and Tracking Technologies. MSHA Communication and Tracking Workshop March 17, 2010. Definitions. Wireless System A system where the link between the user and the system is wireless. A system that operates locally without wires. Mesh Network

285 views • 13 slides

LaserMETER 3000XP

LaserMETER 3000XP. Product Information. Explosion proof handheld laser distance meter. Certified for gas atmospheres and underground mines. Large, easy to use controls and bright LCD screen. Rugged IP65 design for harsh environments. Product overview. Technical specifications.

204 views • 11 slides

Coal

Coal. By Cole Hudson. Opening. Coal is an important resource that greatly improved industrial America from 1869 to 1911. During this time period, coal was in great demand, along with the need for miners. Overall, the coal industry greatly impacted America. Description and Uses.

210 views • 10 slides

All About Mines

All About Mines. What They D o. Miners find ore, coal, minerals. Over time many mining companies have created training sessions. Coal mining involves extra citing coal from underground mines. What Are In Mines. Thar are limestone caves that have limestone in it. Thar are gold

207 views • 5 slides

Integration of Production Machinery

Integration of Production Machinery. Integration of Production Machinery is a pre-study within the newly started strategic innovation area Proces s Industrial IT and Automation ( PiiA ) Participating companines ABB Boliden Ericsson Komatsu Forest LKAB Mobilaris

186 views • 3 slides