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  2. Round Top Mountain - Wikipedia

    en.wikipedia.org/wiki/Round_Top_Mountain

    In the bench scale demonstration, Texas Mineral Resources Corp. and K-Tech successfully separated specified high-value rare earths to between 99.996 and 99.999% purity, using static column systems designed to provide the general design concepts for ultimate use of continuous ion exchange (CIX) and continuous ion chromatography (CIC) systems at ...

  3. APA Corporation - Wikipedia

    en.wikipedia.org/wiki/APA_Corporation

    Number of employees. 2,253 (2021) Website. apacorp.com. Footnotes / references. [1] APA Corporation is the holding company for Apache Corporation, an American company engaged in hydrocarbon exploration. [2] It is organized in Delaware and headquartered in Houston. The company is ranked 431st on the Fortune 500.

  4. Pioneer Natural Resources - Wikipedia

    en.wikipedia.org/wiki/Pioneer_Natural_Resources

    Pioneer Natural Resources Company. Pioneer Natural Resources Company, headquartered in Irving, Texas, was a company engaged in hydrocarbon exploration. It operated in the Cline Shale, which is part of the Spraberry Trend of the Permian Basin, where the company was the largest acreage holder. [1] In May 2024, the company was acquired by ExxonMobil.

  5. Texas Pacific Land Corporation - Wikipedia

    en.wikipedia.org/wiki/Texas_Pacific_Land_Corporation

    The Texas Pacific Land Corporation is a publicly traded real estate operating company with its administrative office in Dallas, Texas. Owning over 880,000 acres (3,600 km 2) in 20 West Texas counties, TPL is among the largest private landowners in the state of Texas. It was previously organized as a publicly traded trust taxed as a corporation ...

  6. Kerr-McGee - Wikipedia

    en.wikipedia.org/wiki/Kerr-McGee

    The company later known as Kerr-McGee was founded in 1929 as Anderson & Kerr Drilling Company by Oklahoma businessman-politician Robert S. Kerr (1896-1963) and oil driller James L. Anderson. When Dean A. McGee (1904-1989), a former chief geologist for Phillips Petroleum , joined the firm in 1946, it changed its name to Kerr-McGee Oil Industries ...

  7. Koch, Inc. - Wikipedia

    en.wikipedia.org/wiki/Koch,_Inc.

    Flint Hills Resources LP, originally called Koch Petroleum Group, is a refining and chemicals company based in Wichita, Kansas. It sells gasoline, diesel, jet fuel, ethanol, polymers, intermediate chemicals, base oils and asphalt. It operates oil refineries in six states and chemical plants in Illinois, Texas and Michigan.

  8. Tronox - Wikipedia

    en.wikipedia.org/wiki/Tronox

    Tronox Limited is an American worldwide chemical company involved in the titanium products industry with approximately 6,500 employees. Following its acquisition of the mineral sands business formerly belonging to South Africa's Exxaro Resources, Tronox is the largest fully integrated seller and marketer of titanium dioxide (Ti O 2) pigment, which provides brightness to applications such as ...

  9. Mine Safety and Health Administration - Wikipedia

    en.wikipedia.org/wiki/Mine_Safety_and_Health...

    The Mine Safety and Health Administration (MSHA) (/ ˈ ɛ m ʃ ə /) is a large agency of the United States Department of Labor which administers the provisions of the Federal Mine Safety and Health Act of 1977 (Mine Act) to enforce compliance with mandatory safety and health standards as a means to eliminate fatal accidents, to reduce the frequency and severity of nonfatal accidents, to ...