{"id":135,"date":"2026-07-26T02:42:33","date_gmt":"2026-07-26T02:42:33","guid":{"rendered":"http:\/\/127.0.0.8\/case-18\/"},"modified":"2026-07-26T02:42:33","modified_gmt":"2026-07-26T02:42:33","slug":"case-18","status":"publish","type":"post","link":"https:\/\/c.23zyw.cn\/zh\/engineering-cases\/case-18\/","title":{"rendered":"\u77f3\u6cb9\u94bb\u63a2"},"content":{"rendered":"<p>Oil drilling rigs operate under extreme loads, vibration and corrosive conditions. Downhole and top-drive bearings must withstand high axial and radial forces while maintaining stable performance over long service intervals.<\/p>","protected":false},"excerpt":{"rendered":"<p>Oil drilling rigs operate under extreme loads, vibration and corrosive conditions. Downhole and top-drive bearings must withstand high axial and radial forces while maintaining stable performance over long service intervals.<\/p>","protected":false},"author":0,"featured_media":22,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31,6],"tags":[],"class_list":["post-135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-application-case-two","category-engineering-cases"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Oil Drilling - Jinggong Bearing Technology Co., Ltd.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/c.23zyw.cn\/zh\/case-18\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Oil Drilling - Jinggong Bearing Technology Co., Ltd.\" \/>\n<meta property=\"og:description\" content=\"Oil drilling rigs operate under extreme loads, vibration and corrosive conditions. 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