JPS5424439A - Elliptic cylindrical body - Google Patents

Elliptic cylindrical body

Info

Publication number
JPS5424439A
JPS5424439A JP8883877A JP8883877A JPS5424439A JP S5424439 A JPS5424439 A JP S5424439A JP 8883877 A JP8883877 A JP 8883877A JP 8883877 A JP8883877 A JP 8883877A JP S5424439 A JPS5424439 A JP S5424439A
Authority
JP
Japan
Prior art keywords
cylindrical body
elliptic cylindrical
elliptic
cylindrical
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.)
Pending
Application number
JP8883877A
Other languages
Japanese (ja)
Inventor
Koujirou Itou
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.)
SANKYO KOUGIYOU KK
Original Assignee
SANKYO KOUGIYOU KK
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 SANKYO KOUGIYOU KK filed Critical SANKYO KOUGIYOU KK
Priority to JP8883877A priority Critical patent/JPS5424439A/en
Publication of JPS5424439A publication Critical patent/JPS5424439A/en
Pending 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
JP8883877A 1977-07-26 1977-07-26 Elliptic cylindrical body Pending JPS5424439A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8883877A JPS5424439A (en) 1977-07-26 1977-07-26 Elliptic cylindrical body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8883877A JPS5424439A (en) 1977-07-26 1977-07-26 Elliptic cylindrical body

Publications (1)

Publication Number Publication Date
JPS5424439A true JPS5424439A (en) 1979-02-23

Family

ID=13954085

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8883877A Pending JPS5424439A (en) 1977-07-26 1977-07-26 Elliptic cylindrical body

Country Status (1)

Country Link
JP (1) JPS5424439A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4326858Y1 (en) * 1965-10-02 1968-11-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4326858Y1 (en) * 1965-10-02 1968-11-07

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