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About Us


At present we have invested to become a corporation that generates profitability to your company, for this reason OpeInt Odessa Petroleum International LLC, and PetroFlow Manufacturing LLC are united to deliver our knowledge and experience to serve you.

Our corporation is a manufacturer of parts for the Ajax Q600 and others brands. And is unique in the world that manufactures the Frame assy and the complete pump for the model Q600.


In 1951 the Dominguez brothers founded the Dominguez Service Company in Pachuca De Soto, Hidalgo Mexico to provide parts and services to Petroleos Mexicanos SA ("Pemex"). In 1956 Dominguez Service Company opened our first factory to manufacture parts for use in the oil fields and refineries.

During the 1960s we expanded our customers to include oil companies in Venezuela, the Middle East and the United States. Dominguez Service Company opened a facility in El Paso Texas to expand our market in the United States during 1971. In 1987, brothers opened a sales office in Odessa Texas to provide better service to our customers and in 1998 opened a manufacturing facility specializing in parts for reciprocating and centrifugal pumps. The Dominguez Service Company changed its name to Odessa Petroleum International in 2004 and registered as a LLC in 2005.

At present our pumps and spare parts are working in countries such as Canadá, Indonesia, Ecuador, Mexico, Colombia, China, Saudi Arabia. others.

Our Corporation composed of:

  • ODESSA PETROELUM INTERNATIONAL, Manufacturing pumps and pump parts,
  • PETRFLOW MANUFACTURING, Manufacturing pumps and pump parts.

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Phone: 432-332-1812 & 432-334-6966
Fax : 501-631-6166 & 432-334-8787
E-MAIL: This email address is being protected from spambots. You need JavaScript enabled to view it.