Cov Xov Xwm
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Cov yam ntxwv, txoj hauv kev ua haujlwm thiab kev siv ntau yam ntawm peb - ntug laum yeeb nkab
Peb-ntug arc convex hom gas drainage laum yeeb nkab, hu ua peb-ntug laum yeeb nkab.Lub cev pas nrig nruab nrab ntawm peb-ntug laum yeeb nkab yog peb-ntug arc hom, thiab ob qhov kawg tuaj yeem welded los ntawm kev sib txhuam vuam los ua ib hom arc nrog daim duab peb sab, los yog ua tiav rau hauv tag nrho peb-ntug ty...Nyeem ntxiv -
Sab saum toj 10 Coal mines hauv ntiaj teb, koj puas paub?
Thaum ntxov raws li lub hnub nyoog Neolithic, tib neeg muaj cov ntaub ntawv ntawm kev siv cov thee, uas yog ib qho tseem ceeb ntawm lub zog rau kev loj hlob ntawm tib neeg lub neej.Sab saum toj 10 Coal mines nyob rau hauv lub ntiaj teb Vim nws cov nqi kev lag luam, ntau reserves thiab tus nqi tseem ceeb, lub teb chaws thoob plaws lub ntiaj teb no muab zoo imp ...Nyeem ntxiv -
Pob zeb diamond laum me ntsis cov ncauj lus kom ntxaws kev faib tawm
Pob zeb diamond PDC thauj tog rau nkoj me ntsis Kuj hu ua pob zeb xyaum, thauj tog rau nkoj xyaum, ob lub tis pob zeb diamond compact me ntsis, drilling hauv thee mine cheeb tsam yog tsuas yog siv rau lub ru tsev kev txhawb nqa, thauj tog rau nkoj pas nrig thiab thauj tog rau nkoj hlua ua ntej drilling, nyob rau hauv lub teb ntawm geological kev tshawb fawb, yuav siv tau. nyob rau hauv hard formation thiab hard pob zeb xyaum...Nyeem ntxiv -
Dab tsi yuav tsum tau sau tseg thaum siv pob zeb diamond laum ntsis?
Ua ntej, pob zeb diamond laum ua ntej kev npaj drilling 1. Xyuas seb puas muaj kev puas tsuaj rau lub pob zeb diamond kawg ntawm lub cev, cov hniav poob, thiab lwm yam, kom ntseeg tau tias hauv qab ntawm lub qhov dej huv si thiab tsis muaj cov khoom poob.2. Ua tib zoo tuav lub pob zeb diamond me ntsis thiab muab lub pob zeb diamond me ntsis tso rau ntawm cov roj hmab los yog ntoo.Tsis txhob...Nyeem ntxiv -
xov xwm IADC Code Los ntawm Yinhai Pob Zeb Khoom
INLLUSTRATION OF IADC CODE NTAWM TRICONE BITS IADC-3 QIB QIB QIB QIB QIB QIB QIB QIB QIB QIB QIB QHOV TEEB MEEM NTAWM 1 ~ 8 Tus lej siab dua txhais tau tias ua rau cov hniav suav ntau dua los ntawm 1 ~ 4 NTAWM 1 ~ 7 Tus lej no faib cov khoom acco ...Nyeem ntxiv -
tshiab tsim khoom tso tawm
YINHAI Khoom Kab Cov khoom lag luam zoo YINHAI cov khoom siv yog tsim los rau kev sib tsoo ntau hom qhov dej Qhov Loj Los ntawm 5 7/8 "mus rau 6 3/4" 5 7/8 "- 6 3/4" Seals & Bearings: 5 7/ 8 "mus rau 6 3/4" Cov khoom ntawm cov kab no muaj kev ruaj ntseg kaw cov ntaub ntawv bearings uas muab ...Nyeem ntxiv -
tshiab tsim khoom tso tawm -roller qhov openner
Ⅰ.TSEEM CEEB NTAWM YINHAI HOLE OPENERS Cov Menyuam Lub Cev Lub Cev Qhib Qhov Loj (inch): 8 "~ 62" thiab kho raws li cov duab kos lossis cov cai.Cov menyuam lub khob loj (inch): 6 1/2 "~ 26" Cov menyuam lub khob los ntawm tricone khoom Pilot pob zeb me me: 5 1/2 ", 6 1/2", 8 1/2 ...Nyeem ntxiv
