mannheim process मीनिंग इन हिंदी

उदाहरण वाक्य

1. In the 17th century, Johann Rudolf Glauber from sodium chloride salt and sulfuric acid for the preparation of sodium sulfate in the Mannheim process, releasing hydrogen chloride gas.
2. In the 1780s and 1790s, Nicolas Leblanc invented and perfected the Leblanc process to produce soda ash in an industrial scale, using the salt cake yielded by the Mannheim process as an intermediate.