• Houston, Texas, USA (16 February 2015) – The 2015 offshore Technology conference (OTC) will take place 4-7 May at NRG Park, Houston, Texas, USA.   http://2015.otcnet.org/

Petroleum pipe, casing pipe, pup joint, packer, centralizer, and desander are widely used in oil&gas industry . They are produced  under API and ISO standard.