{"title":"钝齿钻头分级和岩石强度分析是钻头选择的关键","authors":"S. Tiwari","doi":"10.1016/0148-9062(95)93370-5","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":19415,"journal":{"name":"Oil & Gas Journal","volume":"1 1","pages":""},"PeriodicalIF":0.1000,"publicationDate":"1994-12-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0148-9062(95)93370-5","citationCount":"0","resultStr":"{\"title\":\"Dull bit grading and rock strength analysis key to bit selection\",\"authors\":\"S. Tiwari\",\"doi\":\"10.1016/0148-9062(95)93370-5\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"\",\"PeriodicalId\":19415,\"journal\":{\"name\":\"Oil & Gas Journal\",\"volume\":\"1 1\",\"pages\":\"\"},\"PeriodicalIF\":0.1000,\"publicationDate\":\"1994-12-05\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"https://sci-hub-pdf.com/10.1016/0148-9062(95)93370-5\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Oil & Gas Journal\",\"FirstCategoryId\":\"5\",\"ListUrlMain\":\"https://doi.org/10.1016/0148-9062(95)93370-5\",\"RegionNum\":4,\"RegionCategory\":\"工程技术\",\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Oil & Gas Journal","FirstCategoryId":"5","ListUrlMain":"https://doi.org/10.1016/0148-9062(95)93370-5","RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}