国民油井华高是国民油井华高公司(National Oilwell Varco)的品牌。
　　国民油井华高(NOV)是世界石油天然气工业领域的领导者,在过去的140多年里,一直专注于提供最高质量的油田产品及服务。国民油井华高是所有钻采设备、集成系统、井下工具及供应链解决方案的单一来源。从一个备件到一套完整钻井系统,从一个普通的阀门到一套集成的供应链程序,国民油井华高提供各种无限制的用户解决方案。为更好地服务于未来客户需求,通过不断地开发和获取新的技术和服务,国民油井华高将继续在世界范围内成为各类产品及服务的最出色来源。

　　美国国民油井华高公司国民油井华高成立于1862年美国德州,建立至今公司致力于为能源业提供先进,高质,经济且兼顾环保的解决方案。全球范围内,我们已拥有550处制造及服务中心,并以出色业绩居世界油井机械及其供应管理的领先地位。2005年,我公司成功跻身标准普尔500指数。

　　国民油井华高的业务集中在设计、制造和销售海陆钻井的重要机械部件及整体方案。经营范围从制造完整的陆上钻机和井架,业内最大型的吊装设备,各类井下钻机马达到特制钻采工具,并且我们在世界各主要钻采地附近的服务网络还是客户的供应链。

　　国民油井华高仍会在新技术和质量方面不懈努力,更好的满足客户的广泛需求,以种类全面的钻井产品和服务,成为业内不二选择。

　　National Oilwell Varco (NYSE：NOV) is a multinational corporation based in Houston, Texas, which manufactures land-based and offshore oil drilling rigs as well as all the major mechanical components for such rigs. The company also performs a number of services for the oil industry such as well and pipeline inspections and is one of the market leaders in supply chain management through their distribution network of over 150 locations.

　　Products include all the heavy hardware for oil well drilling as well as drilling instrumentation and controls and drilling power generation and control. Partial list of heavy hardware includes topdrives, rotarys, drawworks, derricks, BOP's (blowout preventers), mud pumps, riser equipment, and complete drilling rigs. Products also include instruments and controls required on the rig floor for the drilling operation. This includes sophisticated electronics for precise control. Further, NOV produces control electronics for power generation and control of drilling motors, and MCC's (motor control centers) for AC motor control. It also manufactures other equipment used in oil production, including reciprocating multiplex

　　In 2008 National Oilwell Varco was ranked the number one company in Houston, Texas by the Houston Chronicle, having ranked number fifteen the year before.

　　美国国民油井华高公司 - History

　　NOV's two main predecessors, Oilwell Supply and National Supply, were founded in 1862 and 1894, respectively. These two companies manufactured and distributed a number of components for the oil drilling industry including drawworks, mud pumps and derricks.

　　In 2005, National Oilwell and Varco merged to become National Oilwell Varco.

　　In December 2007, NOV announced a buyout of Grant Prideco Inc.

　　The company now employes over 25,000 people and has over 600 facilities worldwide. As of 2008, it is the largest oil well drilling services company ahead of Schlumberger, Halliburton and Baker Hughes.