NO742720L - - Google Patents

Info

Publication number
NO742720L
NO742720L NO742720A NO742720A NO742720L NO 742720 L NO742720 L NO 742720L NO 742720 A NO742720 A NO 742720A NO 742720 A NO742720 A NO 742720A NO 742720 L NO742720 L NO 742720L
Authority
NO
Norway
Prior art keywords
ring
inner ring
main part
outer ring
cylindrical main
Prior art date
Application number
NO742720A
Other languages
English (en)
Norwegian (no)
Inventor
Y M Lehtonen
Original Assignee
Rauta Ja Met Suomi Om B M Leht
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 Rauta Ja Met Suomi Om B M Leht filed Critical Rauta Ja Met Suomi Om B M Leht
Publication of NO742720L publication Critical patent/NO742720L/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1409—Covers for manholes or the like; Frames for covers adjustable in height or inclination

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Sewage (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
NO742720A 1973-12-28 1974-07-25 NO742720L (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI734001A FI49536C (fi) 1973-12-28 1973-12-28 Suojuskansi tai -hattu maanalaisia vesiposteja, venttiilejä, hanoja, v iemäreitä ja sentapaisia varten.

Publications (1)

Publication Number Publication Date
NO742720L true NO742720L (de) 1975-07-28

Family

ID=8508799

Family Applications (1)

Application Number Title Priority Date Filing Date
NO742720A NO742720L (de) 1973-12-28 1974-07-25

Country Status (5)

Country Link
DK (1) DK378874A (de)
FI (1) FI49536C (de)
NO (1) NO742720L (de)
PL (1) PL91777B1 (de)
SE (1) SE7408367L (de)

Also Published As

Publication number Publication date
PL91777B1 (de) 1977-03-31
DK378874A (de) 1975-08-18
SE7408367L (de) 1975-06-30
FI49536C (fi) 1975-07-10
FI49536B (de) 1975-04-01

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