Hoosta godka dth soo saaraha dubbe qashin-qubka
1.The dheer nolosha ee layliga: alaabta daawaha ah, oo leh waqti dheer isticmaalka nolosha taas oo ka fiican alaabta la mid ah;
2.High Dilling Eficiency: badhamada qodista waa xidho adkaysi u leh, si ay daloolintu had iyo jeer u sii ahaado mid fiiqan si aad u wanaajiso xawaaraha drllng.
3. Xawaaraha qodista waa xasiloon: xoogaa waa la xoqay oo la gooyay si loo jebiyo dhagaxa.
4.Waxqabadka Wanaagsan: Dheemanka cusub ee dheeman wuxuu leeyahay iska caabin xoog leh, ilaalin dhexdhexaad ah oo wanaagsan oo ka dhigi kara goynta ilkaha si hufan loo isticmaalo.
5.Isticmaalka ballaaran oo kala duwan: dhaqanka ayaa caddaynaya in xoogaa ku habboon dhagaxa carbonate, dhagax nuurad, nuurad, dhagax dhoobo, siltstone, sandstone iyo kuwa kale oo jilicsan oo adag (9-fasalka drillability dhagax weyn, Drling dhagax adag), marka la barbar dhigo. qaniinyada caadiga ah, gaar ahaan qodista dhagaxa darajada 6-8 saamaynta ayaa si gaar ah muhiim u ah.
Qaabka | Xidhiidhka dunta | OD (mm) | Cabbirka Daloolka Rec | Shank Style | Cadaadiska Shaqada (Bar) |
CD35 | API 2 3/8" Reg | φ82mm | φ90-φ105 | DHD3.5 CD35 | 1.0-1.5Mpa |
CD45 | API 2 3/8" Reg | 99mm | φ110-φ135 | Cop44 DHD340 CD45 | 1.0-2.5Mpa |
CSD4 | API 2 3/8" Reg | 99mm | φ110-φ135 | SD4 CSD4 | 1.0-2.5Mpa |
CQL40 | API 2 3/8" Reg | 99mm | φ110-φ135 | QL40 CQL40 | 1.0-2.5Mpa |
CD55 | API 2 3/8" Reg API 3 1/2" Reg | φ125mm | φ135-φ155 | Kob54 DHD350R CD55 | 1.0-2.5Mpa |
CSD5 | API 3 1/2" Reg | φ125mm | φ135-φ155 | SD5 CSD5 | 1.0-2.5Mpa |
CQL50 | API 3 1/2" Reg | φ125mm | φ135-φ155 | Kob54 QL50 CQL50 | 1.0-2.5Mpa |
CD65 | API 3 1/2" Reg | φ148mm | φ155-φ190 | Kob64 DHD360 CD65 | 1.0-2.5Mpa |
CSD6 | API 3 1/2" Reg | φ148mm | φ155-φ190 | SD6 CSD6 | 1.0-2.5Mpa |
CQL60 | API 3 1/2" Reg | φ148mm | φ155-φ190 | Kob64 QL60 CQL60 | 1.0-2.5Mpa |
CD85 | API 4 1/2" Reg | φ185mm | φ195-φ254 | Cop84 DHD380 CD85 | 1.0-2.5Mpa |
CSD85 | API 4 1/2" Reg | φ185mm | φ195-φ254 | SD8 CSD8 | 1.0-2.5Mpa |
CQL80 | API 4 1/2" Reg | φ185mm | φ195-φ254 | QL80 CQL80 | 1.0-2.5Mpa |
CSD10 | API 4 1/2" Reg API 5 1/2" Reg API 6 5/8" Reg | φ225mm | φ254-φ311 | SD10 CSD10 | 1.0-2.5Mpa |
CN100 | API 6 5/8" Reg | φ225mm | φ254-φ311 | NUMA100 CN100 | 1.0-2.5Mpa |
CSD12 | API 6 5/8" Reg | φ275mm | φ305-φ445 | SD12 CSD12 | 1.0-2.5Mpa |