Drill CollarDownhole Equipment. William C. Lyons, ... Drill collars are thick-walled tubulars that are used at the bottom of the drill string (see Figure 4-1 ).Washover Operations. The washpipe spear, also called a drill-collar spear ( Figure 10-4 ), is used mainly to prevent dropping a fish that is stuck off the bottom when washing ...Basic Equations
Yantai Sunrise Machinery Co., Ltd. is a leading supplier in the oil and gas industry and mining industry. Since 2007, our business began with the supply of oil drilling equipment, we have always adhered to the post, insist on providing customers with high quality and good price products and 7x24 hours service. All production and testing of our oilfield equipment are strictly in accordance with API standards, and the products have been exported to Eastern Europe, Western Europe, the United States, Russia, the Middle East and Southeast Asia etc. Our hot sales product- mud centrifugal pumps are completely compatible with MISSION series products. Process from casting to final performance tests of finished products are completed in our factory, so as to strictly control the quality of each process and reduce the intermediate outsourcing links as far as possible in order to ensure reliable product quality and price advantage.
Production of our hydraulic breakers began in 2006 with technology from Korea. The maindream customers in China like SANY,LIUGONG, SDLG, FOTON LOVOL,DOOSAN, ZOOMLION etc are equipped with our hydraulic breakers and accessories. Advanced casting production line, machining production line and assembly test production line have been built to realize the full set of independent production of products. After +15 years of design and production experience, our S series hydraulic breakers have obtained 15 patents with reliable product performance and super striking force. A full range of hydraulic breakers are compatiable to all brands'excavators.
Quality first, integrity based is our business philosoply. We will continue to make our unremitting efforts to provide clients with safe, reliable and convenient products and service.
Hebei Longway Petroleum Equipment Co., Ltd. is a company that specially manufactures kinds of petroleum drill pipes and joints.The production base locates in Jinzhou, 50 kilometers from Shijiazhuang---the capital city of Hebei province. We have convenient traffic:Beijing--Hong Kong and Macao expressway in west; the 307 national road in north; the Bahia bay, Huanghua harbor, Beijing and Tianjin city in east. The company's area is 50000 square meters and its building area is 40000 square meters. Its total assets are 50 million RMB.
he company has the most advanced friction welding, drill pipe upsetting equipments and a variety of molding process and machining equipments, as well as four product lines of drill pipes and connections. We can manufacture all kinds of drill pipes and connections of national or US standard according to customers' requirements. At the same time, we also equip a set of physical and chemical detection machines for the inspection of hydraulic pressure, heat treatment, non-destruction and so on to ensure the high quality of the products.
n the beginning of establishment, the company set up quality management system according to ISO9001 intemational standard and passed the certification by CQC quality inspection center. From May 2009, the company has established quality management system documents, which have been issued in accordance with both ISO9001:2008 standard and APl Spec Q1 8th idt. ISO/TS29001:2007"Quality Program Specification for petroleum, petrochemical and natural gas industry". What's more, in 2010 our company even got the certification of APl 5DP, which is the best authority certification in the oil drill pipes field.
he company conducts manufacture according to international standard and the petroleum, petrochemical industry standards; carries out test for products before delivering to ensure their quality. Through years of manufacturing practice and clients' use reflection, our products have reached the leading level among domestic same trade in terms of applicability, safety and reliability. Today, our products have not only sold to domestic oil fields in North China, Daqing, Jilin, Changchun and so on, but also exported to France, Canada, Kazakhstan, Turkey,Chile, Argentina, Egypt, Sudan, Iran, United Arab Emirates, South Korea and so on.
quot;Establishing Longway band and promote national industry" is always our unremitting pursue. In process of development, we insist on the business concept "scientific management and quality first". We try our best to satisfy customers by basing on their needs and thinking over for them.
Jin Zhou Tong Shun Drilling Tool Factory, founded in 1983.Ever has 32 years experience in drilling tools . Is mining drill pipe, core barrel ,casing pipe, tool joint the professional manufacturing and sales enterprises. located in Jinzhou City Hebei Province , on the verge of Beijing and Tianjin, there are good conditions of export. The factory covers an area of 10000 square meters, with more than 80 technical personnel.
With quality cast brand, promote the development of integrity!
If you want to know more about us, welcome you contact with me at anytime. Let we do your partner in China.