Present Situation and Analysis of Ball Valve Sealing
Cast stone ball valve is an ideal disc for ash pipeline and its back seal will directly affect the quality and service life of itself. In the past, it adopted an O-shaped rubber seal structure in which an O-shaped sealing ring was placed in an annular groove machinedFind out more »
Brings together thought leaders and practitioners from around the world to explore the most recent technology advances, business models, and lessons learned to date in making the Smart City a reality. Expert speakers will examine the experiences of municipal governments who are pushing the envelope and moving toward actual implementation of the Smart City vision.Find out more »
This special 5-day seminar provides an in-depth, comprehensive learning and problem-solving forum for those who want a broader understanding of the latest energy cost reduction techniques and strategies, as well as serving as a preparatory course of instruction for energy professionals preparing to sit for AEE’s Certified Energy Manager (CEM) examination.
The program begins by examiningFind out more »
The compost industry’s largest trade show, educational conference and Equipment Demonstration Day, bringing together more than 1,000 thought leaders, state, federal and local sustainability/recycling staff, business owners, suppliers and compostable product manufacturers to move forward public policy and regulations; train and educate; and discover the latest in products and services.Find out more »