DE215097C - - Google Patents

Info

Publication number
DE215097C
DE215097C DENDAT215097D DE215097DA DE215097C DE 215097 C DE215097 C DE 215097C DE NDAT215097 D DENDAT215097 D DE NDAT215097D DE 215097D A DE215097D A DE 215097DA DE 215097 C DE215097 C DE 215097C
Authority
DE
Germany
Prior art keywords
pipe
guide rod
drill bit
pipe wall
sleeve
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.)
Active
Application number
DENDAT215097D
Other languages
German (de)
English (en)
Publication of DE215097C publication Critical patent/DE215097C/de
Active legal-status Critical Current

Links

Classifications

    • 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
    • B08B9/0436—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 with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
DENDAT215097D Active DE215097C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE215097C true DE215097C (enrdf_load_html_response)

Family

ID=476626

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT215097D Active DE215097C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE215097C (enrdf_load_html_response)

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