FR2563854B3 - SAFETY DEVICE FOR WASTEWATER DOWNHOLE COVER. - Google Patents

SAFETY DEVICE FOR WASTEWATER DOWNHOLE COVER.

Info

Publication number
FR2563854B3
FR2563854B3 FR8502215A FR8502215A FR2563854B3 FR 2563854 B3 FR2563854 B3 FR 2563854B3 FR 8502215 A FR8502215 A FR 8502215A FR 8502215 A FR8502215 A FR 8502215A FR 2563854 B3 FR2563854 B3 FR 2563854B3
Authority
FR
France
Prior art keywords
wastewater
safety device
downhole
cover
downhole cover
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.)
Expired
Application number
FR8502215A
Other languages
French (fr)
Other versions
FR2563854A3 (en
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.)
STERZEL HELMUT
Original Assignee
STERZEL HELMUT
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
Priority claimed from DE19848412163 external-priority patent/DE8412163U1/en
Priority claimed from DE19848423910 external-priority patent/DE8423910U1/en
Application filed by STERZEL HELMUT filed Critical STERZEL HELMUT
Publication of FR2563854A3 publication Critical patent/FR2563854A3/en
Application granted granted Critical
Publication of FR2563854B3 publication Critical patent/FR2563854B3/en
Expired legal-status Critical Current

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

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)
  • Road Paving Structures (AREA)
FR8502215A 1984-02-16 1985-02-15 SAFETY DEVICE FOR WASTEWATER DOWNHOLE COVER. Expired FR2563854B3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE8404643 1984-02-16
DE19848412163 DE8412163U1 (en) 1984-04-18 1984-04-18 SECURING DEVICE FOR MANHOLE COVER
DE19848423910 DE8423910U1 (en) 1984-08-11 1984-08-11 SECURING DEVICE FOR MANHOLE COVER

Publications (2)

Publication Number Publication Date
FR2563854A3 FR2563854A3 (en) 1985-11-08
FR2563854B3 true FR2563854B3 (en) 1986-04-11

Family

ID=27207579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8502215A Expired FR2563854B3 (en) 1984-02-16 1985-02-15 SAFETY DEVICE FOR WASTEWATER DOWNHOLE COVER.

Country Status (1)

Country Link
FR (1) FR2563854B3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU656469B2 (en) * 1992-05-25 1995-02-02 Michael Graham Richards A bicycle-safe grate assembly
EP0695835B1 (en) * 1992-12-10 2000-04-26 Aco Severin Ahlmann Gmbh & Co. Kg Grating for a surface drainage channel
AU683810B2 (en) * 1996-11-19 1997-11-20 Michael Graham Richards Improvements in bicycle-safe grates

Also Published As

Publication number Publication date
FR2563854A3 (en) 1985-11-08

Similar Documents

Publication Publication Date Title
OA06881A (en) Perforation device for soundings.
FR2565650B1 (en) DEVICE FOR COMPENSATING FOR ROTATION
BE888366A (en) DEVICE FOR CUSTOMIZING CHECK FORMULAS,
RO89513A (en) DEVICE FOR MARKING ANIMALS
DZ375A1 (en) Pouring device for converters.
OA07135A (en) Perforation device for sounding.
FR2666135B1 (en) OVERFLOW SAFETY DEVICE FOR HYDRAULIC CONNECTION.
FR2503209B1 (en) LIFTING DEVICE FOR AN OFF-SHORE CONSTRUCTION
FR2563854B3 (en) SAFETY DEVICE FOR WASTEWATER DOWNHOLE COVER.
NO813195L (en) PROJECTILY SECURITY DEVICE.
FR2519060B1 (en) LOCKING DEVICE FOR GATE
FR2539208B1 (en) SAFETY DEVICE FOR SENSITIVE DRILLS
FR2601257B1 (en) FILTER DEVICE FOR BOILER FILTER HOUSING.
FR2592370B1 (en) DEVICE FOR PURIFYING WATER.
FR2567306B1 (en) TRANSPORT DEVICE FOR HIGHLY RADIOACTIVE SUBSTANCES
FR2572597B1 (en) SECURITY DEVICE FOR DIFFERENTIAL PROTECTION APPARATUS
NO154333C (en) WATER CARBONATION DEVICE.
OA07775A (en) Integral perimeter locking device for closures.
FR2679545B1 (en) WASTEWATER DECANTATION DEVICE.
FR2695904B1 (en) Safety device for navigators.
FR2598050B1 (en) DECODING DEVICE FOR CMI CODE
FR2532674B1 (en) SECURITY DEVICE FOR SCAFFOLDING
FR2579714B1 (en) SAFETY DEVICE FOR MIXER TAP
OA06736A (en) Floating device for work at sea.
FR2524283B1 (en) SECURITY DEVICE FOR DRAWER

Legal Events

Date Code Title Description
ST Notification of lapse