FR2253574B1 - - Google Patents

Info

Publication number
FR2253574B1
FR2253574B1 FR7509264A FR7509264A FR2253574B1 FR 2253574 B1 FR2253574 B1 FR 2253574B1 FR 7509264 A FR7509264 A FR 7509264A FR 7509264 A FR7509264 A FR 7509264A FR 2253574 B1 FR2253574 B1 FR 2253574B1
Authority
FR
France
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
FR7509264A
Other languages
French (fr)
Other versions
FR2253574A1 (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.)
TERASTIC
Original Assignee
TERASTIC
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 TERASTIC filed Critical TERASTIC
Priority to FR7509264A priority Critical patent/FR2253574A1/fr
Publication of FR2253574A1 publication Critical patent/FR2253574A1/fr
Application granted granted Critical
Publication of FR2253574B1 publication Critical patent/FR2253574B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
    • B08B9/0433—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided exclusively with fluid jets as cleaning tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • Catching Or Destruction (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
FR7509264A 1975-03-25 1975-03-25 Sewer treatment method to prevent blocking by roots - involves injecting herbicide into blocked-off section of sewer Granted FR2253574A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7509264A FR2253574A1 (en) 1975-03-25 1975-03-25 Sewer treatment method to prevent blocking by roots - involves injecting herbicide into blocked-off section of sewer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7509264A FR2253574A1 (en) 1975-03-25 1975-03-25 Sewer treatment method to prevent blocking by roots - involves injecting herbicide into blocked-off section of sewer

Publications (2)

Publication Number Publication Date
FR2253574A1 FR2253574A1 (en) 1975-07-04
FR2253574B1 true FR2253574B1 (no) 1978-06-09

Family

ID=9153030

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7509264A Granted FR2253574A1 (en) 1975-03-25 1975-03-25 Sewer treatment method to prevent blocking by roots - involves injecting herbicide into blocked-off section of sewer

Country Status (1)

Country Link
FR (1) FR2253574A1 (no)

Also Published As

Publication number Publication date
FR2253574A1 (en) 1975-07-04

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse