Petroliam Nasional has been granted a patent for an apparatus designed to cut sections of a wellbore tubular efficiently. The device includes cutting materials for creating circumferential and longitudinal cuts simultaneously, optimizing energy. A method involves positioning the apparatus in the wellbore and activating the cutting materials. GlobalData’s report on Petroliam Nasional gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on Petroliam Nasional, Bioethanol production GMOs was a key innovation area identified from patents. Petroliam Nasional's grant share as of January 2024 was 58%. Grant share is based on the ratio of number of grants to total number of patents.
Apparatus for cutting wellbore tubulars with optimized energy creation
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A recently granted patent (Publication Number: US11885190B2) discloses an innovative apparatus designed for cutting sections of a wellbore tubular. The apparatus includes a housing with cutting materials capable of creating two longitudinally spaced apart circumferential cuts and at least one longitudinal cut simultaneously. Additionally, the apparatus features push-out or push-in modules to radially expand or contract the tubular, enhancing its functionality during the cutting process. The cutting materials can be explosive or chemical cutters, providing versatility in the cutting operation.
Furthermore, the patent also outlines a method for cutting a wellbore tubular using the described apparatus. The method involves positioning the tool at a selected depth within the tubular, activating the cutting materials to create the desired cuts, and utilizing the push-out or pull-in modules to facilitate the removal of the cut section. The method allows for conducting well intervention operations through the created opening, showcasing the practical applications of the apparatus in the oil and gas industry. The apparatus can also create multiple longitudinal cuts simultaneously, optimizing the energy efficiency of the cutting process. Overall, the patented apparatus and method offer a comprehensive solution for efficiently cutting wellbore tubulars with precision and effectiveness.
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GlobalData’s Patent Analytics tracks patent filings and grants from official offices around the world. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
