{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Face ventilation in underground bituminous coal mines: airflow and methane distribution patterns in immediate face area-line brattice","author_name":"James V. Luxner","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3YU/bigB003YUCPPQ.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003YUCPPQ.html\">Face ventilation in underground bituminous coal mines: airflow and methane distribution patterns in immediate face area-line brattice</a>","width":400,"height":300}