{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Enhancing percolation rates in heap leaching of gold-silver ores","author_name":"H. J. Heinen","thumbnail_url":"https://www.ebooknetworking.net/books/B00/41K/bigB0041KJCHW.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0041KJCHW.html\">Enhancing percolation rates in heap leaching of gold-silver ores</a>","width":400,"height":300}