TianHe Oil Group Production include Drill Collar (DC),Drill pipe (DP),Heavy weight drill pipe(HWDP),square kelly,hexagonal kelly,stabilizer,Hole opener, Roller reamer, Casing scraper, Internal Cutter,External cutter,Marine or Mechanical,Key ...

Shandong Mingzhu Petroleum Equipment Co., Ltd. is a professional petroleum equipment manufacture enterprise, which integrates R & D with production, sales and service. It located in the beautiful Yellow River estuary where called Oil City- Dongying, ...

we offer our customers with following products, good quality&considerable priceDrilling rig & parts , swivel mud pumps fluid end hook&block rotary table, drawworks ;downhole tools including drill pipe collar, stabilizer hole opener pup joint;casing ...

Shanxi huanjie petroleum drilling tools co.,ltd.which is a high technologic private company,mainly operates manufacturing,processing and repairing of the casing;the studing,producting oil mechanism;oil well ,underground energy dig non-dig ...

Taiyuan Hengshan Machinery Co., Ltd. (hereinafter referred to as Machinery), founded in 1981, is a professional manufacturer of steel billet and ingot grinding machines, with land area 9,900 square meters. By adopting advanced ERP management system, our ...

Shengli Oilfield Tongtai International Trading Company (Tongtai), one of the wholly-owned subsidiary company Sinopec Co., Ltd, is a Chinese leading provider oilfield equipment used for oil exploration, drilling and varieties field services. The covers ...

SVES Oilfield Supply Co., Ltd. is based in Shekou, Shenzhen City, China. Our company locates near South China Sea, Very closed to Hong Kong.Our specializes the supply of a large range good quality manufactured oilfield products, specializing providing ...

Shaanxi Senwell Drilling Equipment Co., Ltd. (SENWELL) is a comprehensive corporation, of which the business scope manufacture, trade and sale. SENWELL located in center high development district east Xi'an, Province. Supported by abundant ...

bojunhuanyu trading company build in Beijing in china. bojun province oil supplies management , the main business PDC bit, three cone bit, mining, single cone drill bit, and complete drilling tools of petroleum geology.

a US-based Chinese subsidiary, concentrated on provision of land drilling services and engineering, and materials and products.

Jiangsu Rontech was founded in 2007 and has the annual output capacity of manufacturing 80000 ton API drill pipe 8000 joints collar, which is largest tool manufacturer world. Our raw material comes from only TPCO Xingcheng Special Steel we have gained NS-1 DNV ...

We are one of the biggest professional Drill Pipe/Drill Collar/Kelly/Tool Joint manufacturers in China.Our QC systems were managed in accordance with API 5DP,API 7 and NS-1 Stardard.

Henan Zhongyuan Special Steel Group CO.,LTD is one of the large key enterprises affiliated to China South Industries Group. Our works have various producing equipment for steelmaking, forging, machining, heat-treating and inspecting physical chemical ...