Exxon Mobil has patented a method to enhance metal dusting corrosion resistance in high-temperature reactors using cermet compositions. The patent involves laser cladding bimetallic materials with ceramic and metal alloy phases, improving abrasion and erosion resistance. The materials include chromium carbide and nickel-based alloys. GlobalData’s report on Exxon Mobil 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 Exxon Mobil, Microscale biofuel reactors was a key innovation area identified from patents. Exxon Mobil's grant share as of May 2024 was 64%. Grant share is based on the ratio of number of grants to total number of patents.
Laser cladded bimetallic material for high-temperature reactor components
A recently granted patent (Publication Number: US12000027B2) discloses a laser cladded bimetallic material designed for high-temperature applications. The material consists of a high temperature alloy substrate paired with a cermet composition containing various metals and ceramic phases. The high temperature alloy substrate can be selected from a range of alloys including Ni-based, high Cr alloys, FeNi-based alloys, and Austenitic Stainless Steels. The cermet composition includes ceramic phase materials like metal carbides, nitrides, borides, oxides, and carbonitrides, along with a metal alloy binder phase comprising elements such as chromium, carbon, and various alloying elements like Iron, Cobalt, and Titanium. The composition is tailored to exhibit specific weight percentages of each element to ensure optimal performance.
Furthermore, the patent details the specific compositions and volume percentages of the ceramic phase within the cermet composition, ranging from 5% to 80% of the total volume. The material is intended for use in dense fluidized bed reactor components, offering enhanced durability and resistance to high-temperature environments. The patent also outlines methods to minimize porosity within the cermet composition, ensuring high-quality and reliable performance in demanding industrial applications. Overall, the laser cladded bimetallic material described in the patent represents a significant advancement in materials science, catering to the needs of industries requiring robust and high-performance materials for extreme operating conditions.
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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.
