STRUCTURAL DESIGN AND SEALING PERFORMANCE OF A COMPOSITE WEAR-RESISTANT CUP FOR PIPELINES WITH DIAMETER OF 355.6 MM

Structural design and sealing performance of a composite wear-resistant cup for pipelines with diameter of 355.6 mm

In order to reduce the partial abrasion of the cup of pig and detector in pigging and detection under some special conditions, the causes for partial abrasion of cup were analyzed in depth, a structural design scheme of composite wear-resistant cup for oil and gas pipeline with diameter of 355.6 mm was proposed, and the CREAM adaptability and seali

read more


Model for allocation of medical specialists in a hospital network

Nantana Suppapitnarm,1,2 Krit Pongpirul1,3,4 1Department of Preventive and Social Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand; 2Medical Affairs Office, Bangkok Dusit Medical Services Public Company Limited, Bangkok, Thailand; 3Department of Solar Mounts International Health, Johns Hopkins Bloomberg School of Public He

read more

The food security under another look: analysis on the evolution of the Brazilian population occupied in activities of self-consumption

The article analyzes the evolution of the Brazilian active population occupied in activities of Maestro AR/DSR1 T-Harness self-consumption between 2001 and 2006 years.The date used come from the National Research on Sample of Domiciles.The authors examine the situation since the point of view the individuals and families (rural or urban), also clas

read more