ओस्टवाल्ड प्रक्रिया (Hindi Wikipedia)

Analysis of information sources in references of the Wikipedia article "ओस्टवाल्ड प्रक्रिया" in Hindi language version.

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archive.org

espacenet.com

v3.espacenet.com

  • Ostwald, Wilhelm, "Improvements in the Manufacture of Nitric Acid and Nitrogen Oxides", GB 190200698, published January 9, 1902, issued March 20, 1902
  • Ostwald, Wilhelm, "Improvements in and relating to the Manufacture of Nitric Acid and Oxides of Nitrogen", GB 190208300, published December 18, 1902, issued February 26, 1903

study.com

  • Foist, Laura. "The Ostwald Process & Catalytic Oxidation of Ammonia". Study.com. अभिगमन तिथि: 5 January 2019.