CS246565B1 - Apparatus for isolation of displaced zones in prospect holes - Google Patents
Apparatus for isolation of displaced zones in prospect holes Download PDFInfo
- Publication number
- CS246565B1 CS246565B1 CS82158A CS15882A CS246565B1 CS 246565 B1 CS246565 B1 CS 246565B1 CS 82158 A CS82158 A CS 82158A CS 15882 A CS15882 A CS 15882A CS 246565 B1 CS246565 B1 CS 246565B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- head
- respect
- vanes
- piston
- mix
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
- E21B33/138—Plastering the borehole wall; Injecting into the formation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B27/00—Containers for collecting or depositing substances in boreholes or wells, e.g. bailers, baskets or buckets for collecting mud or sand; Drill bits with means for collecting substances, e.g. valve drill bits
- E21B27/02—Dump bailers, i.e. containers for depositing substances, e.g. cement or acids
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Feedback Control In General (AREA)
Description
-1-
HasBaHHe Η3ο6ρβτβΗΗΗ: yCTPOflCTBO ΛΠΗ H30JIHIÍHH 30H OCJIOJKHEHHfí B CKBAMHHE. Η3ο6ρβτβΗΗβ othochtch k oGnacTH ropHoň npoMbnnneHHocTH, a τοηΗββ κ o6-nacTH reonoropaseeflOMHoro GypeHHH, h npeflHaaHaneHo «jih onepa-rnBHoro npo-ΒβΑβΗΗΗ H3OJIHUHOHHbIX pa6OT B CKBaXHHaX, npOXOflHMUX C HCnOJIh3OBaHHeM Gy-ΡΟΒΟΓΟ CHapHfla CO CbeMHMM ΚβρΗΟΠρΗβΜΗΗΚΟΜ.
UseecTHo ycTpoňcTBo απη H3Ojihahh 3oh ocno®HeHHft b CKBaxHHax, cnycxae-Moe Ha TpyGax, BKnioqaiontee aojioto, nepexoflHHK h orpaxaTejib, pasMemeHHbtííHafl aojiotom /1 /.
HeflocTaTKOM ýcTpoňcTBa ββπββτοβ HeoGxoflHMoCTb npeflBapHTeflbHoií flocTasKHTaMnohHpywnero MaTepnana h nocneflyiomero cnycxa caMoro HHCTpyMeHTa, mtoTpeGyeT 3HaMHTeflbHbIX 3aTpa'T ΒρβΜβΗΗ. KpÓMe ΤΟΓΟ, BO3MOMHOCTb MaCTHMHOrosaTBopeHHH TaMnoHHpyromero MaTepHana Mexfly ipiKnaMH cnycKO-noflbeMHbix onepa-flHft CHWKaeT xanectbo H3ojihiihh soh ocnoKHeHHň.
HanGonee 6πη3κημ TexHunecKHM penieHHeM HBnneTcn ycTpoňcTBo flnn HsonniiHHsoh ocnoxHeHHň b CKBajKHHax, BKnronaromee Αοηοτο, nepexOflHHK, nopmeHb c xa-HanaMH, npyxHHoň h $HKcaTopaMH, ceKflHro c naaaMH a pasMemeHHbift Hafl aojiotomaaTHpoHHbiň yeen c oceBbíM h paflnanbHbíMH xaHanaMH a οτρβ3ΚβτβπβΜ/2 / .
HeflocTaTKOM H3BecTHoro ycTpoftcTBa «BnaeTCH HeoGxoflHMoCTb noflbeMa Gypo-ΒΟΓΟ CHapHfla H3 CKBaXHHU npH BOSHHKHOBeHHH ΟβΠΟΚΗβΗΗΗ C nOCJieflyHHQHM cnyc-kom b Hee paGonero sneMeHTa, to ecTb HeH3BflexaeMoe HcnonHeHHe ýcTpoňcTBaTpeGyeř HenpoH3BOflHTenbHbix aaTpaT ΒρβΜβΗΗ Ha cnycxo-noflteMHbie onepauHH.ΚροΜβτοΓο, oTMenaeTCH ΗΗ3κοβ xanecTBO HaonHflHH soh ocnoXHeHHň Hs-aa He-BO3MOXHOCTH 3aTHpaHHH ΤβΜΠΟΗβΧΗΟΓΟ MaTepHana ΠΟ flHaMeTpy CKBaXHHbI. U&nuo HsoGpeTeHHH HBJíHeTCH noBbnneHHe xanecTBa η3οπ«αηη řípu βοτββηομHcnoflHeHHH ycTpoftcTBa. nocTasjíeHHaa yejib flocrHraerca těm, mto oTpaxaTenb βηποπηθη b Bňfle flByxnoflBHXHux η'HaiuioHeHHbix κ och BpaaieHHB ýcTpoňcTBa ηοπβτοκ c noflnpyatHHeH-hmmh nnyHxepaMH, pa3MemeHHbiMH B paflHanbHbix xaHanax sárapoMHoro yana, npn~ηβΜ b ocesoM Kanane nocneflRero HHxe paflHanbHbix oTBepcTHň ycTaHOBfleH flpoc-cejibHbiň KJianaH. 246565 -2-
Ha Φηγ.1 noKa3aH oBiiíhh bhr ycTpoňcTBa b paBoneM nonoxeHHH; Ha Φηγ.2 -ceueHHe A-A Ha Φηγ.1. ycTpoňcTBo BKJiioHaeT nopmeHb 1 c κηηηαημη 2, npyacHHoň 2 ηητηικηογο ReňcT-BHH Η φΗΚ03Τθρ3ΜΗ 4, B3aHMOfleHCTByi01UHMH C BepTHKaAbHblMH na3aMH 5 CeKRHH 6,coeflHHeHHoň c koaohkoboh TpyBoň 7, iirraHry 8 c oceBbíM KaHdJioM 9, yCTaHOB-jiGHHyio ποα nopinHGM h coeflHHeHHyio c oTpaxaTeneM, BbnoAHeHHbíM b BHRe RByxnoflBHXHbix JionaTOK 10, HaKJioHeHHbix κ och BpameHHH ycTpoňcTBa, co CTnrHBaio-meň npyiKHHoň 11, RpocceAbHbíM KnanaHOM 12 h KaHanaMH 13. ΚροΜβ τογο, ycT-Pohctbo coflepatHT roaoto 14, ycTaHOBJíeHHoe nofl RpocceAbHbíM KJianaHOM 12.
KojioHKOBaa Tpy6a 7 HMeeT onopHoe κοαβαο 15 h CHaBsteHa BypoBoň kopoh-koh 16 h nepexoflHHKOM 17^ coeRHHHioinHM ceKRHio 6 c Syp ha b HbIMH TpyBaMH 18,npyacHHa 3 coeflHHeHa c γοαοβκοη 19, cAyxameň rah 3axsaTa ycTpoňcTBa oBepmo-TOM H H3BAeqeHHH βΓΟ H3 CKBaJKHHbl. IIpyxHHa 11 coeflHHeHa c JionaTKaMH 10 qe-pe3 nnyHjKep 20, pa3MeqeHHbiň b paRHaflbHbix xaHaJiax 21.
YcTpoňcTBo paBoTaeT cneflyioinHM o6pa3OM,
Ilocjie H3BJieqeHHH cteMHoro KepHonpneMHHKa npHnoRHHMaioT Bypoeoň CHapnflHafl 3OHoň ocJiojKHeHHH h qepea BypHJibHbie TpyBbi 18 RocTaBAHioT cyxoň TaMnoHHrpyioinHň MaTepHaJi b 3OHy ocnomeHHň αιοΒημ μβθοτημμ cnocoBoM, HanpHMep ny~τεΜ 3acbinKH rpaHy-π H3 TaMnoHHpyromero MaTepHana, ynaKOBaHHbix b γηαροη30αη-flHOHHbie οΒοαοακη.
YcTpoňcTBo onycxaioT b KonoHHy BypHAhHbix TpyB 18, no kotopmm oho rbh-JKeTCH BHH3 nofl COBCTBeHHblM B6C0M. Πθ ROCTHJKeHHH ΠΟρίΠΗβΜ 1 ΟΠΟΡΗ0ΓΟ' KOAí»-fla 15 φι-iKcaTopbi 4 nofl fleňcTBHeM npyxHHbí 3 bxoaht b aaRenneHne c BepTHKam»-HbIMH na3aMH 5 CeKRHH 6, $HKCHpya yCTpoňCTBO BHyTpH KOAOHKOBOň TpyBbl 7.lípu 3Tom JionaTKH 10 oTpaacaTejiH nofl fleňcTBHeM CTHrHBaromeň npyaoiHbí 11 naxo-flHTCH B yBpaHHOM nOJIOJKeHHH H paCnOJiaraiOTCH HHHte BypoBOH KOPOHKH 16. riocne 3Toro qepe3 KonoHHy BypHAbHbix Tpy6 3aKaqHBaioT BOfly, KOTopan noKaHanaM 2 ποριπηη 1, oceeoMy xaHajiy 9 nrraHrn 8 RocTHraeT RpoccenbHoro KJia-naHa 12. Ποα flaBJíeHHeM borm BbiRBHraroTCH JionaTKH 10 oTpaacaTeAH, npn otom KJia-naH 12 noflflepKHBaeT flaBJíeHHe, HeoBxoflHMoe rah yflepacaHHH αοπητοκ 10 b pa-ΘοηβΜ noAoaceHHH. H36mtok boru qepes KaHaAbi 13 RpocceňHpyeTCH b CKBaatHHyrah 3aTBopeHHH TaMnoHHpyromero MaTepHana, κοτοροβ oCymecTBAHeTCH nepeMenm-βηηηθμ roaotom 14 MaTepHana c Bofloň. 3aTBopeHHyio JKHRKyio cMecb AonaTKH 103aflaBAHBaiOT B TpemHHbl H nopbl H3OAHpyeMOro HHTepBaAa, Tfle npOHCXORHT 3aT-BepfleBaHHe CMecn. Πθ οκοηη3ηηη npoflecca τβμποηηροββηηη 3aKanKy borm npexpamaioT, πρκ stomRaBAeHHe b CHCTeMe naflaeT, JionaTKH 10 OTpáacaTenH nofl fleňcTBHeM CTHrHBaro-neň npyacHHbí 11 yBHparoTCH b nonoaceHHe rah TpaHcnopTHpoBaHHH. 9epe3 ĎypHAbHbie TpyBbi 18 Ha Tpoce cnycKaioT OBepmoT, κοτορωή áaxBaTbiBaěTroAOBKy 19. Πρκ ηθτηχθηηη Tpóca ňpyacHHa 3 ηητηικηογο αθηοτβηη bmborht Φηκ-caTopbi 4 H3 3aflenAeHHH c na3aMH 5 ceKRHH 6 h ycTpoňcTBo H3BneKaeTCH H3CKBaJKHHbI.
TaKHM o6pa3OM, npeflnaraeMóe ycTpoňcTBo coKpamaeT 3aTpaTbi BpeMeHH Ha ahkBHRaRHIO OCAOSHeHHH, ΠΟΒΜΙΠββΤ KaneCTBO H CTaSHAbHOCTb pe3yAbTaTOB Τ3ΜΠ0ΗΗΡ0bhhhh, hto b KOHeqHOM ητογθ oBecneqHBaeT nonyqeHHe βκοηομημθοκογο 3φφβκΤ4 246565 -3-
Φ O P M y JI a H'3O0peTeHHH
YcTpoňCTBO flJia H30/1HUHH 30H .ocnoameHHň b CKBaxHHax, BKJHoqaiotqee flOJIOTO,nepéxoflHHK, nopmeHb c xaHajiaMH, npyxHHoft h φΗκεβτοραΜΗ, cexflHio c nasáMHH paaMeiqeHHMft Hafl aojiotom saTHpoHHbtá yaeji c ocedbíM h paflHajtbHUMH xanaJiaMHh oTpa«aT&neM, ο τ π η m a 10 m e e c a τβΜ, mto, c flenbio noBwmeHHH xaMecT-Ba Hsanaipoi ηρκ bct3bhom ncnojiHeHnn ycTpoňcTBa, oTpaxaTenb ΒΜποπΗβΗ b bh-fle flByX nOflBHMHUK H ΗβΚΠΟΗβΗΗΗΧ,K OCH BpameHHH yCTpoňCTBa ΠΟΠβΤΟΧ c nofl-npyxHHeHHMMH ruiyHMepaMH, paaMemeHHbíMH b paflHanbHbix Kananax sampoMHoro ya-na, npHqeM b ocčbom xaHane nocneflHero Hraxe paflHanbHMX xananoB ycTaHOBne»ApoccenbHbtň KJianaH. HCTOHHHKH ΗΗφορΜΒΑΜΗ, npHHHThie BO ΒΗΗΜβΗΗβ ΠρΗ 3XCnepTH3ei 1. ABTopcxoe CBHfleTeflbCTBO CCCP ř 451835, χη. E 21 B 33/13, 1974. 2. ABTopcxoe CBHfleTeflbCTBO CCCP IP 685808, χη. E 21 B 33/13, 1979(προτοτκπ). 246565 -4-
AHHOTAUHH YCTpoňCTBO flJlH H3OJ1HUHH 3OH OCJIOXHeHHň B CKBaXHHBX, ΒΚΠΙΟΊβΙΟηεβ flOJIOTO,nepexoflHHK, nopmeHb c KaHanaMH, npyxHHoň h 4>ntícaTop.aMH, ceKiptio c nasaMHh paaMeiueHHwň Han ποηοτοΜ aarapouHuň yaen r oceBbíM h paAHanbHbMH KaHanaMHh oTpaxaTeneM. OTpaxaTenb βμποπηθη b BH/je Ašyx ποαβηχημχ η ΗβκηοκβΗΗΜχ κoch BpameHHH ycTpoňcTea ηοπβτοκ c nónnpyxHHéHHbíMH nnyHxepaMR, paaMemeHHbíMHb paAtianbHbix KaHanax sarápouHoro yana, npHneM b οοθβομ xaHane nocjieflHeroHHxe panHanbHbtx KaHanoB ycTaHoeneH npoccenbHbiň xnanaH. IIpHSHaHO Η3θ6ρβτβΗΗβΜ no peaanbTaTaM 3KcnepTH3M, ocyiqecTBjíeHHoft Focyflap-CTBeHHUM ΚοΜΗΤβτοΜ CCCP no fleJiaM HsoCpeTeHHň η OTKpbiTHft. 2 nepTexa 246565
Claims (1)
- 246 565 PSBDMfiT VYNÁLEZU Zařízeni pro izolaci porušených zón v průzkumovýchvrtech, obsahující dláto, vrtné trubky, píst s kanál-ky a zatlraci ústroji uspořádané nad dlátem a opatřenéOsovým kanálkem a radiálními kanálky a odrážečem, vyzna-čující se tím, že za účelem zvýšeni kvality izolace přizasouvacím provedení zařízeni je odrážeč tvořen pohybli-vými lopatkami (10) uspořádanými šikmo k ose otáčeni aspojenými s odpruženými písty (20) uloženými v radiálníchkanálcích (21) zatíraoího ústrojí, přičemž v osovém ka-nálku zatíraoiho ústrojí je pod radiálními kanálky (21)umístěn škrtlo! ventil (12).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU813257101A SU1048109A1 (ru) | 1981-03-25 | 1981-03-25 | Устройство дл изол ции зон осложнений в скважине |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS15882A1 CS15882A1 (en) | 1985-04-16 |
| CS246565B1 true CS246565B1 (en) | 1986-10-16 |
Family
ID=20946400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS82158A CS246565B1 (en) | 1981-03-25 | 1982-01-07 | Apparatus for isolation of displaced zones in prospect holes |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4438813A (cs) |
| JP (1) | JPS57158493A (cs) |
| AT (1) | AT380533B (cs) |
| BG (1) | BG39065A1 (cs) |
| CA (1) | CA1190146A (cs) |
| CS (1) | CS246565B1 (cs) |
| DD (1) | DD230298A3 (cs) |
| DE (1) | DE3210871C2 (cs) |
| FI (1) | FI75397C (cs) |
| FR (1) | FR2502685B1 (cs) |
| IN (1) | IN154060B (cs) |
| SU (1) | SU1048109A1 (cs) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4792237A (en) * | 1986-12-05 | 1988-12-20 | Mituo Hara | Agitating blade structure of soil stabilizing apparatus |
| US5582251A (en) * | 1995-04-17 | 1996-12-10 | Baker Hughes Incorporated | Downhole mixer |
| US6358651B1 (en) * | 1999-02-26 | 2002-03-19 | Reveo, Inc. | Solid gel membrane separator in rechargeable electrochemical cells |
| US6371205B1 (en) | 2000-03-02 | 2002-04-16 | Boart Longyear International Holdings, Inc. | Bore hole grouting apparatus and method |
| BR112014013281A2 (pt) * | 2011-11-30 | 2017-06-13 | Imdex Ltd | sistema de distribuição de uma substância fluida, método de distribuição de uma substância fluida como uma mistura fluida, método de distribuição de argamassa e sistema de distribuição de argamassa |
| CA2790548C (en) * | 2012-09-24 | 2017-07-04 | Robert Grainger | Wellbore cementing tool having outwardly biased locking members |
| CN107387018B (zh) * | 2017-07-28 | 2023-07-14 | 四机赛瓦石油钻采设备有限公司 | 一种一趟管柱完成水泥承留器的坐封和挤水泥施工的工具 |
| EP3816394B1 (en) * | 2019-10-30 | 2023-11-29 | L&T Mining Solutions Oy | A method and a drill bit for sealing a blasthole wall |
| NO347012B1 (en) * | 2020-10-20 | 2023-04-03 | Interwell Norway As | Thermite deployment tool |
| US12276165B2 (en) * | 2023-05-31 | 2025-04-15 | Saudi Arabian Oil Company | Lost circulation eutectoid alloy downhole deployment tool |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2064255A (en) * | 1936-06-19 | 1936-12-15 | Hughes Tool Co | Removable core breaker |
| GB903826A (en) * | 1959-12-01 | 1962-08-22 | George Wimpey & Co Ltd | Improvements in or relating to methods of injecting fluent material into and withdrawing fluent material from sub-soil |
| US3362476A (en) * | 1966-10-10 | 1968-01-09 | Marathon Oil Co | Process and device for restoring lost circulation |
| US3479829A (en) * | 1967-06-21 | 1969-11-25 | Shell Oil Co | Method and apparatus for forming end bearing piles |
| US3614988A (en) * | 1969-07-30 | 1971-10-26 | Lawrence K Moore | Differential pressure tools for plugging holes in well pipe |
| SU451835A1 (ru) * | 1973-05-17 | 1974-11-30 | Устройство дл изол ции зон поглощени промывочной жидкости и водопритоков в скважинах | |
| US4074756A (en) * | 1977-01-17 | 1978-02-21 | Exxon Production Research Company | Apparatus and method for well repair operations |
| US4191254A (en) * | 1978-01-16 | 1980-03-04 | Baughman Kenneth E | Apparatus and method for plugging voids in a ground stratum |
| SU685808A1 (ru) * | 1978-07-11 | 1979-09-15 | Ленинградский Ордена Ленина, Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Горный Институт Им. Г.В.Плеханова | Устройство дл изол ции зон осложнений в скважине |
-
1981
- 1981-03-25 SU SU813257101A patent/SU1048109A1/ru active
-
1982
- 1982-01-05 BG BG8254873A patent/BG39065A1/xx unknown
- 1982-01-07 CS CS82158A patent/CS246565B1/cs unknown
- 1982-01-14 DD DD82236745A patent/DD230298A3/de not_active IP Right Cessation
- 1982-01-27 US US06/343,284 patent/US4438813A/en not_active Expired - Fee Related
- 1982-01-28 FR FR8201335A patent/FR2502685B1/fr not_active Expired
- 1982-01-29 CA CA000395259A patent/CA1190146A/en not_active Expired
- 1982-02-09 IN IN156/CAL/82A patent/IN154060B/en unknown
- 1982-02-10 JP JP57018986A patent/JPS57158493A/ja active Granted
- 1982-03-19 AT AT0109982A patent/AT380533B/de not_active IP Right Cessation
- 1982-03-24 DE DE3210871A patent/DE3210871C2/de not_active Expired
- 1982-03-25 FI FI821056A patent/FI75397C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1190146A (en) | 1985-07-09 |
| DD230298A3 (de) | 1985-11-27 |
| FI821056L (fi) | 1982-09-26 |
| SU1048109A1 (ru) | 1983-10-15 |
| AT380533B (de) | 1986-06-10 |
| JPS57158493A (en) | 1982-09-30 |
| FI75397C (fi) | 1988-06-09 |
| FI821056A0 (fi) | 1982-03-25 |
| DE3210871C2 (de) | 1983-12-15 |
| IN154060B (cs) | 1984-09-15 |
| CS15882A1 (en) | 1985-04-16 |
| FR2502685A1 (fr) | 1982-10-01 |
| FR2502685B1 (fr) | 1985-08-23 |
| US4438813A (en) | 1984-03-27 |
| JPS6140834B2 (cs) | 1986-09-11 |
| BG39065A1 (en) | 1986-04-15 |
| DE3210871A1 (de) | 1982-10-21 |
| FI75397B (fi) | 1988-02-29 |
| ATA109982A (de) | 1985-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CS246565B1 (en) | Apparatus for isolation of displaced zones in prospect holes | |
| EP3228808B1 (en) | Hydraulic motor for a drilling system | |
| DK0736128T3 (da) | Brøndrørsmotor til et boreapparat | |
| US4199011A (en) | Sleeve for drill pipes | |
| ES2182470T3 (es) | Dispositivo de acoplamiento de un aparato sobre un cartucho de fluido bajo presion. | |
| CA1039110A (en) | Inlet and outlet ports and sealing means for a fluid driven motor | |
| JP3377552B2 (ja) | ドリルストリング要素 | |
| EP0086279B1 (en) | Reel for a life-line | |
| SE520597C2 (sv) | Injekteringsanordning och förfarande för injektering av borrhål | |
| EP3228809B1 (en) | Steering joint for a steerable drilling system | |
| SE7711064L (sv) | Stotdempare vid bergborr for rotationsborrning | |
| EP3228810B1 (en) | Protection sleeve for a drilling system | |
| EP3228813A1 (en) | Magnetic propulsion system and/or counter hold for a drilling system | |
| EP3228807B1 (en) | Counter hold system for a drilling system | |
| SU1717782A1 (ru) | Винтовой забойный двигатель | |
| BR9711897A (pt) | Máquina rotativa, conjunto de motor, aparelho para perfuração, e, motor rotativo. | |
| SU737615A1 (ru) | Муфта дл соединени ротора со статором в забойном двигателе | |
| CN112240160B (zh) | 一种钻井提速工具 | |
| US1889806A (en) | Wear preventer for drill pipe | |
| SU1633112A1 (ru) | Бурова установка | |
| US3435732A (en) | Hydraulically powered drilling sub | |
| US3549289A (en) | Fluid motor | |
| RU2005875C1 (ru) | Турбобур | |
| SU1286737A1 (ru) | Устройство дл изол ции зоны водопритоков | |
| CN217270334U (zh) | 伸缩式流体压力涡轮 |