PL253917A1 - Man-hole cover - Google Patents

Man-hole cover

Info

Publication number
PL253917A1
PL253917A1 PL25391785A PL25391785A PL253917A1 PL 253917 A1 PL253917 A1 PL 253917A1 PL 25391785 A PL25391785 A PL 25391785A PL 25391785 A PL25391785 A PL 25391785A PL 253917 A1 PL253917 A1 PL 253917A1
Authority
PL
Poland
Prior art keywords
man
hole cover
cover
hole
Prior art date
Application number
PL25391785A
Other languages
English (en)
Original Assignee
Navire Cargo Gear Int Ab
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 Navire Cargo Gear Int Ab filed Critical Navire Cargo Gear Int Ab
Publication of PL253917A1 publication Critical patent/PL253917A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
    • B63B19/12—Hatches; Hatchways
    • B63B19/26—Gaskets; Draining means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Centrifugal Separators (AREA)
  • Seal Device For Vehicle (AREA)
  • Helmets And Other Head Coverings (AREA)
  • Extensible Doors And Revolving Doors (AREA)
PL25391785A 1984-06-16 1985-06-12 Man-hole cover PL253917A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3422459 1984-06-16

Publications (1)

Publication Number Publication Date
PL253917A1 true PL253917A1 (en) 1986-03-25

Family

ID=6238553

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25391785A PL253917A1 (en) 1984-06-16 1985-06-12 Man-hole cover

Country Status (3)

Country Link
JP (1) JPS6112490A (ja)
NL (1) NL8501676A (ja)
PL (1) PL253917A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3821036A1 (de) * 1988-06-22 1989-12-28 Kunz Gerhard K Verfahren zum behandeln von ionenaustauschermassen, insbesondere zum regenerieren derselben nach enthaertung und entsalzung waessriger loesungen
JPH043888U (ja) * 1990-04-27 1992-01-14
US5348659A (en) * 1992-03-18 1994-09-20 Edr Acquisition Corp. Countercurrent regeneration process
US5346623A (en) * 1992-03-18 1994-09-13 Edr Acquisition Corp. Counter-current process for the rapid regeneration of ion exchange materials in an unrestrained bed
TW403993B (en) * 1994-08-29 2000-09-01 Semiconductor Energy Lab Semiconductor circuit for electro-optical device and method of manufacturing the same
US5589058A (en) * 1994-10-28 1996-12-31 M. J. Bauer Company, Inc. Apparatus for treatment of water

Also Published As

Publication number Publication date
JPS6112490A (ja) 1986-01-20
NL8501676A (nl) 1986-01-16

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