Occidental Petroleum. has filed a patent for a method of producing carbon tetrachloride by combining chloromethanes with chlorine and additional carbon tetrachloride under specific conditions, utilizing electromagnetic radiation. The process involves collecting the product stream without removing organic compounds, offering a streamlined production method. GlobalData’s report on Occidental Petroleum 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 Occidental Petroleum, Power-to-gas system was a key innovation area identified from patents. Occidental Petroleum's grant share as of January 2024 was 72%. Grant share is based on the ratio of number of grants to total number of patents.

Method of producing carbon tetrachloride using chloromethanes and chlorine

Source: United States Patent and Trademark Office (USPTO). Credit: Occidental Petroleum Corp

A patent application (Publication Number: US20240025823A1) describes a method for producing carbon tetrachloride. The process involves providing a chloromethanes stream containing chloroform, initial carbon tetrachloride, and methyl chloride or methylene chloride, combining this stream with chlorine and additional carbon tetrachloride to form a reaction mixture, subjecting it to electromagnetic radiation to produce carbon tetrachloride, collecting the product stream, and reacting it with an olefin, catalyst, and chelating agent. Notably, the method does not involve removing organic compounds from the product stream between certain steps, ensuring efficiency in the production process.

Furthermore, the patent application outlines specific concentrations of chloroform and chloromethanes in the reaction mixture, the inclusion of specific olefins, catalysts, and chelating agents, as well as additional steps for refining the product stream. The method also emphasizes the use of electromagnetic radiation and the absence of mechanical agitation in the process. Overall, the patent application presents a detailed and innovative approach to producing carbon tetrachloride, highlighting key steps and parameters to optimize the efficiency and quality of the final product.

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