API 12 1/4 inci gaurayawan bit don haƙon rijiyar mai wuyar dutse mai ƙarfi

Haɗaɗɗen rawar soja yana da mazugi 3 da ruwan wukake 3 sau biyu fiye da raƙuman mazugi na abin nadi.
Farkon karni na karshe, da mazugi rawar soja bit maimakon scraper a wuya abrasive formations aikace-aikace, amma wannan rawar soja rawar soja shale da sauran shortcomings a cikin filastik samuwar ne yafi lalacewa ta hanyar matsa lamba downhole laka kunshin rike rawa, kuma tare da hakowa zurfin da bottomhole matsa lamba da kuma karuwa. rabon laka, al'amarin fakitin laka zai fi tsanani. Don magance wannan matsala, a cikin shekaru daban-daban na masana'antun mazugi sun yi gyare-gyare daban-daban, amma ba tare da nasara ba. Yin la'akari da tsayayyen abin yanka ko ƙwanƙwasa a wannan yanayin ba abin ya shafa ba, mutane sun fara gwada haɗakar nau'ikan raƙuman ruwa guda biyu. Tare da yaɗawa da aikace-aikacen ɓangarori na PDC da fasahar yankan PDC don haɓaka ƙayyadaddun abin yanka PDC rawar soja a cikin tsari iri-iri a hankali maye gurbin mazugi bit. Amma a cikin wuya, abrasive formations da hadaddun kwatance hakowa ayyuka, saboda yi, PDC rawar soja bit iya maye gurbin mazugi bit. Domin yin wasa da fa'idodin abin nadi da raƙuman ruwa na PDC, kwanan nan kamfaninmu ya haɓaka haɗaɗɗen abin nadi da bit na PDC na sabon ƙarni na rawar soja. Muna ƙaddamar da wasan motsa jiki Akwai ƙira guda biyu, ɗayan ƙaramin girma sau biyu reshe, biyu-mazugi bit, ɗayan yana da girman girman Mito reshe, tricone bit, Dangane da waɗannan fikafikan wuƙaƙe huɗu da wukake shida PDC rawar soja, kuma an maye gurbin wukake da gajerun matsayi girman mazugi. Don haka, wurin tsakiyar rijiyar yana kan reshen likitan tiyata PDC mai yankan cikakken tsakuwa, da kuma gefen gefen rijiyoyin da masu yankan rijiyoyin suka kammala da masu yankan rijiyoyin da ruwan wukake da kuma gefen gefen dutsen rijiyar da ke karya mafi wahala, fashewar dutsen. Tasiri ya dogara da mazugi da ruwan wukake da mating.
Hybrid rawar soja bit fasaha hadawa abin nadi Cones da PDC gyarawa cutters a cikin guda, jadadda mallaka zane don rage hakowa lokaci da tafiye-tafiye a cikin mafi hadaddun aikace-aikace.With da dutse-murkushe ƙarfi da kwanciyar hankali na nadi Cones da yankan fifiko da kuma ci gaba da shearing mataki na lu'u-lu'u. ragowa, wannan fasaha yana ƙara ROP, yana inganta yanke cirewa, kuma yana tsira sosai tare da daidaituwar aiki da ingantaccen sarrafa fuskar kayan aiki.
Hybrid drill bit fasaha
nadi cones da polycrystalline lu'u-lu'u m (PDC) kafaffen yankan zuwa cikin guda, jadadda mallaka ƙira don rage hakowa lokaci da tafiye-tafiye a cikin mafi hadaddun aikace-aikace. Tare da ƙarfin murkushe dutsen da kwanciyar hankali na mazugi na abin nadi da yanke fifiko da ci gaba da yin sausaya na raƙuman lu'u-lu'u, wannan fasahar tana haɓaka ROP, tana inganta cirewar yanke, kuma tana tsira da tsarin haɗin gwiwa sosai tare da daidaiton aiki da ingantaccen sarrafa fuskar kayan aiki. A duniya baki daya, an yi amfani da na'urorin diflomasiyyar mu a kasashe 47 kuma sun kara tono
fiye da miliyan 1 (304,800 m).