BG37481A1 - Device lowered in tubes for insulation of complicating zones in drillings - Google Patents

Device lowered in tubes for insulation of complicating zones in drillings

Info

Publication number
BG37481A1
BG37481A1 BG5251581A BG5251581A BG37481A1 BG 37481 A1 BG37481 A1 BG 37481A1 BG 5251581 A BG5251581 A BG 5251581A BG 5251581 A BG5251581 A BG 5251581A BG 37481 A1 BG37481 A1 BG 37481A1
Authority
BG
Bulgaria
Prior art keywords
drillings
complicating
zones
tubes
insulation
Prior art date
Application number
BG5251581A
Other languages
English (en)
Inventor
Tatevosjan
Lipatov
Original Assignee
Proizv Geol Ob Tsentr Raionov
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 Proizv Geol Ob Tsentr Raionov filed Critical Proizv Geol Ob Tsentr Raionov
Publication of BG37481A1 publication Critical patent/BG37481A1/xx

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
    • 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
    • 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
    • E21B10/00—Drill bits
    • 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

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)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
BG5251581A 1981-01-28 1981-06-18 Device lowered in tubes for insulation of complicating zones in drillings BG37481A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU813231053A SU1036905A1 (ru) 1981-01-28 1981-01-28 Устройство дл изол ции зон осложнений в скважинах,спускаемое на трубах

Publications (1)

Publication Number Publication Date
BG37481A1 true BG37481A1 (en) 1985-06-14

Family

ID=20936825

Family Applications (1)

Application Number Title Priority Date Filing Date
BG5251581A BG37481A1 (en) 1981-01-28 1981-06-18 Device lowered in tubes for insulation of complicating zones in drillings

Country Status (8)

Country Link
AT (1) AT379658B (cs)
BG (1) BG37481A1 (cs)
CA (1) CA1165756A (cs)
CS (1) CS237238B1 (cs)
FI (1) FI75027C (cs)
IN (1) IN154123B (cs)
SE (1) SE446556B (cs)
SU (1) SU1036905A1 (cs)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3874465A (en) * 1973-10-02 1975-04-01 Randolph Co Coring apparatus
US3874466A (en) * 1974-04-19 1975-04-01 New Jersey Zinc Co Core tube placement and retrieval

Also Published As

Publication number Publication date
CA1165756A (en) 1984-04-17
FI75027B (fi) 1987-12-31
IN154123B (cs) 1984-09-22
ATA19082A (de) 1985-06-15
SE446556B (sv) 1986-09-22
SE8106593L (sv) 1982-07-29
SU1036905A1 (ru) 1983-08-23
FI812914L (fi) 1982-07-29
FI75027C (fi) 1988-04-11
AT379658B (de) 1986-02-10
CS237238B1 (en) 1985-07-16

Similar Documents

Publication Publication Date Title
GB2094865B (en) Methods of and apparatus for effecting logging or servicing operations in boreholes
JPS57130693A (en) Well drilling apparatus
ZA8246B (en) Borehole survey apparatus
JPS57169245A (en) Method of producing semiconductor device
GB2110743B (en) Apparatus and method for sensing downhole conditions
PL236836A1 (en) Method of obtaining quinoline derivatives
GB2094473B (en) Method and apparatus for logging boreholes
JPS57198633A (en) Method of producing semiconductor device
JPS57165587A (en) Drilling apparatus
BG37481A1 (en) Device lowered in tubes for insulation of complicating zones in drillings
HUT42143A (en) Method and device for ironong out seam borders
JPS57161289A (en) Ground drilling method and apparatus
GB2106608B (en) Connection of drill rods
JPS56105090A (en) Heat insulating method for glass window and its device
PL236541A1 (en) Method of obtaining derivatives of dihydroxy-alpha-sulfopenicilline
JPS57127090A (en) Heat insulation window
JPS57130695A (en) Method and apparatus for drilling traverse level
JPS57190192A (en) Heat insulating structure and heat insulating method
PL255740A1 (en) Method of obtaining polyvinyl chloride
JPS57190891A (en) Heat insulating structure for window
JPS57209396A (en) Method and device for building underground structure
JPS57143088A (en) Drilling apparatus
BG32345A1 (en) Method for obtaining of terpineol
JPS57143087A (en) Method and apparatus for drilling well
ZA825220B (en) Roof drilling apparatus