EP0521157A4 - Propelling system in small diameter pipe propeller - Google Patents

Propelling system in small diameter pipe propeller

Info

Publication number
EP0521157A4
EP0521157A4 EP19910906267 EP91906267A EP0521157A4 EP 0521157 A4 EP0521157 A4 EP 0521157A4 EP 19910906267 EP19910906267 EP 19910906267 EP 91906267 A EP91906267 A EP 91906267A EP 0521157 A4 EP0521157 A4 EP 0521157A4
Authority
EP
European Patent Office
Prior art keywords
small diameter
diameter pipe
propelling system
pipe propeller
propeller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19910906267
Other versions
EP0521157B1 (en
EP0521157A1 (en
Inventor
Hiroshi Kabushiki Kaisha Komatsu Seisa- Akiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Komatsu Ltd filed Critical Komatsu Ltd
Publication of EP0521157A1 publication Critical patent/EP0521157A1/en
Publication of EP0521157A4 publication Critical patent/EP0521157A4/en
Application granted granted Critical
Publication of EP0521157B1 publication Critical patent/EP0521157B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E21B7/201—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes with helical conveying means
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
  • Press Drives And Press Lines (AREA)
EP91906267A 1990-03-19 1991-03-13 Propelling system in small diameter pipe propeller Expired - Lifetime EP0521157B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2728990U JP2510302Y2 (en) 1990-03-19 1990-03-19 Propulsion device for small diameter tube propulsion machine
JP272/89U 1990-03-19
PCT/JP1991/000343 WO1991014851A1 (en) 1990-03-19 1991-03-13 Propelling system in small diameter pipe propeller

Publications (3)

Publication Number Publication Date
EP0521157A1 EP0521157A1 (en) 1993-01-07
EP0521157A4 true EP0521157A4 (en) 1993-09-08
EP0521157B1 EP0521157B1 (en) 1996-12-18

Family

ID=12216922

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91906267A Expired - Lifetime EP0521157B1 (en) 1990-03-19 1991-03-13 Propelling system in small diameter pipe propeller

Country Status (4)

Country Link
EP (1) EP0521157B1 (en)
JP (1) JP2510302Y2 (en)
DE (1) DE69123735T2 (en)
WO (1) WO1991014851A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU673403B2 (en) * 1992-12-04 1996-11-07 Bg Plc A mole launcher and a method of operating a mole launcher
KR20010068762A (en) * 2000-01-10 2001-07-23 위성길 Propelling Device for Laying Pipe under the Ground
DE10312919A1 (en) * 2003-03-22 2004-10-07 Rb Messtechnik Gmbh Inductive path sensor for monitoring axial or radial displacement of rotating parts has a temperature-dependent component connected directly to a resonant circuit and electrically connected in parallel or in series to a resonance coil
RU2483185C2 (en) * 2009-10-06 2013-05-27 Иван Николаевич Присяжнюк Well and bore pit drilling machine
JP6055220B2 (en) * 2012-07-25 2016-12-27 株式会社熊谷組 Pipe installation device
JP6157921B2 (en) * 2013-05-14 2017-07-05 三和機材株式会社 Reconstruction propulsion device for existing buried pipes
JP6429973B1 (en) * 2017-10-24 2018-11-28 日建リース工業株式会社 How to dig a sliding back anchor and shield machine
CN110529129B (en) * 2019-10-09 2024-07-12 中建八局轨道交通建设有限公司 Shield launching counter-force supporting device and counter-force supporting method for narrow space
CN113250610B (en) * 2021-06-07 2022-11-08 山东科技大学 Spiral propelling type underground exploration trolley

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60181491A (en) * 1984-02-23 1985-09-17 住友電気工業株式会社 Pipe pushing apparatus for tube body embedding machine
JPS61169197U (en) * 1985-04-11 1986-10-20
JPH0417670Y2 (en) * 1987-07-03 1992-04-20

Also Published As

Publication number Publication date
EP0521157B1 (en) 1996-12-18
WO1991014851A1 (en) 1991-10-03
JPH03119095U (en) 1991-12-09
DE69123735D1 (en) 1997-01-30
EP0521157A1 (en) 1993-01-07
JP2510302Y2 (en) 1996-09-11
DE69123735T2 (en) 1997-04-03

Similar Documents

Publication Publication Date Title
GB2216479B (en) Marine propulsion system
GR900100480A (en) Improved systems for floating and propulsion in the water
GB2186657B (en) Underwater cryogenic pipeline system
GB9204375D0 (en) Improvements in or relating to tube couplings
GB2289757B (en) Propulsion system
GB2260369B (en) Propulsion system assembly
GB2266131B (en) Improvements in pipe connections
PL326917A1 (en) Tow boat with azimuth-orented propelling units
EP0521157A4 (en) Propelling system in small diameter pipe propeller
GB9318303D0 (en) Submarine propulsion system
GB2226088B (en) Aircraft propulsion system.
AU1253192A (en) Boat hull and propulsion system or the like
GB9018562D0 (en) Wind propulsion system for ships
IL97388A0 (en) Projectile propelling system
GB9202268D0 (en) Improvements in or relating to tube couplings
GB2272412B (en) Water propelling apparatus
AR243448A1 (en) Integrated propulsion and hydrafoil system
GB8708294D0 (en) Propulsion fluid duct
GB9000056D0 (en) Multipurpose underwater propelling device
GB8920857D0 (en) Paddle propulsion system
GB9016777D0 (en) Ships propulsion system
GB9104429D0 (en) Marine propulsion device
PL291816A1 (en) Propelling system
AU7951091A (en) Sail propulsion device
PL290439A1 (en) Gas turbine propelling system

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19920807

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE

A4 Supplementary search report drawn up and despatched

Effective date: 19930721

AK Designated contracting states

Kind code of ref document: A4

Designated state(s): DE

17Q First examination report despatched

Effective date: 19950227

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE

REF Corresponds to:

Ref document number: 69123735

Country of ref document: DE

Date of ref document: 19970130

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19980320

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20000101