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Duoline® Technologies and Petrosmith announce new partnership to serve the oil and gas marketplace with fiberglass internal lining systems proven to extend the service life of oilfield tubulars. Read more...


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Duoline® Technologies
250 W. Bluebird Road, Gilmer, TX 75645-7234
Phone: 903.734.1371 | Fax: 903.734.1571

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