NL7802455A - METHOD FOR COVERING A DRAINAGE TUBE, DEVICE FOR PERFORMING THE PROCEDURE AND COVERED DRAINAGE TUBE OBTAINED WITH THE PROCESS. - Google Patents

METHOD FOR COVERING A DRAINAGE TUBE, DEVICE FOR PERFORMING THE PROCEDURE AND COVERED DRAINAGE TUBE OBTAINED WITH THE PROCESS.

Info

Publication number
NL7802455A
NL7802455A NL7802455A NL7802455A NL7802455A NL 7802455 A NL7802455 A NL 7802455A NL 7802455 A NL7802455 A NL 7802455A NL 7802455 A NL7802455 A NL 7802455A NL 7802455 A NL7802455 A NL 7802455A
Authority
NL
Netherlands
Prior art keywords
drainage tube
covering
procedure
covered
tube obtained
Prior art date
Application number
NL7802455A
Other languages
Dutch (nl)
Original Assignee
Polva Nederland Bv
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 Polva Nederland Bv filed Critical Polva Nederland Bv
Priority to NL7802455A priority Critical patent/NL7802455A/en
Priority to DE19792904783 priority patent/DE2904783A1/en
Priority to BE1/9294A priority patent/BE874537A/en
Priority to FR7905695A priority patent/FR2419361A1/en
Priority to LU80994A priority patent/LU80994A1/en
Priority to ES478317A priority patent/ES478317A1/en
Priority to GB7907870A priority patent/GB2016109A/en
Priority to PT69313A priority patent/PT69313A/en
Priority to DK93679A priority patent/DK93679A/en
Priority to SE7902010A priority patent/SE7902010L/en
Priority to JP2606579A priority patent/JPS54158474A/en
Publication of NL7802455A publication Critical patent/NL7802455A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B11/00—Drainage of soil, e.g. for agricultural purposes
    • E02B11/005—Drainage conduits

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Filtering Materials (AREA)
NL7802455A 1978-03-07 1978-03-07 METHOD FOR COVERING A DRAINAGE TUBE, DEVICE FOR PERFORMING THE PROCEDURE AND COVERED DRAINAGE TUBE OBTAINED WITH THE PROCESS. NL7802455A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL7802455A NL7802455A (en) 1978-03-07 1978-03-07 METHOD FOR COVERING A DRAINAGE TUBE, DEVICE FOR PERFORMING THE PROCEDURE AND COVERED DRAINAGE TUBE OBTAINED WITH THE PROCESS.
DE19792904783 DE2904783A1 (en) 1978-03-07 1979-02-08 METHOD AND DEVICE FOR MANUFACTURING A DRAIN
BE1/9294A BE874537A (en) 1978-03-07 1979-03-01 METHOD FOR ASSEMBLING A DRAINAGE DEVICE AND EQUIPMENT FOR ITS IMPLEMENTATION
FR7905695A FR2419361A1 (en) 1978-03-07 1979-03-02 METHOD FOR ASSEMBLING A DRAINAGE DEVICE AND EQUIPMENT FOR ITS IMPLEMENTATION
LU80994A LU80994A1 (en) 1978-03-07 1979-03-05 METHOD FOR ASSEMBLING A DRAINAGE DEVICE AND EQUIPMENT FOR ITS IMPLEMENTATION
ES478317A ES478317A1 (en) 1978-03-07 1979-03-06 Method and device for covering a drain pipe, and covered drain pipes
GB7907870A GB2016109A (en) 1978-03-07 1979-03-06 Method and device for covering a drain pipe, and covered drain pipes
PT69313A PT69313A (en) 1978-03-07 1979-03-06 METHOD FOR ASSEMBLING A DRAINING DEVICE AND APPARATUS FOR CARRYING OUT SAID METHOD
DK93679A DK93679A (en) 1978-03-07 1979-03-06 AN PROCEDURE AND APPARATUS FOR MANUFACTURING A DRAINAGE ORGAN
SE7902010A SE7902010L (en) 1978-03-07 1979-03-06 KIT AND DEVICE FOR COATING A DRAINAGE HOSE WITH A FILTER OIL
JP2606579A JPS54158474A (en) 1978-03-07 1979-03-06 Method and apparatus for covering drain pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7802455A NL7802455A (en) 1978-03-07 1978-03-07 METHOD FOR COVERING A DRAINAGE TUBE, DEVICE FOR PERFORMING THE PROCEDURE AND COVERED DRAINAGE TUBE OBTAINED WITH THE PROCESS.

Publications (1)

Publication Number Publication Date
NL7802455A true NL7802455A (en) 1979-09-11

Family

ID=19830450

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7802455A NL7802455A (en) 1978-03-07 1978-03-07 METHOD FOR COVERING A DRAINAGE TUBE, DEVICE FOR PERFORMING THE PROCEDURE AND COVERED DRAINAGE TUBE OBTAINED WITH THE PROCESS.

Country Status (11)

Country Link
JP (1) JPS54158474A (en)
BE (1) BE874537A (en)
DE (1) DE2904783A1 (en)
DK (1) DK93679A (en)
ES (1) ES478317A1 (en)
FR (1) FR2419361A1 (en)
GB (1) GB2016109A (en)
LU (1) LU80994A1 (en)
NL (1) NL7802455A (en)
PT (1) PT69313A (en)
SE (1) SE7902010L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3338071A1 (en) * 1983-10-20 1985-05-09 Felten & Guilleaume Energietechnik GmbH, 5000 Köln Process for the continuous production of flexible, thermally insulated pipelines
DE4335722A1 (en) * 1993-10-20 1995-04-27 Hewing Gmbh Process and apparatus for the production of a pipe-within-a-pipe line
US6173483B1 (en) * 1999-07-30 2001-01-16 E Z Flow L.P. Apparatus for manufacturing drainage line units and associated methods
US8256990B2 (en) 2006-01-13 2012-09-04 Ezflow, L.P. Drainage unit with external covering and method for manufacture

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1453013A (en) * 1974-03-05 1976-10-20 Cfs Corp Method and apparatus for simultaneously applying to an extended cylindrical object a coating and a plastic film wrapping to retain the coating
NL162440C (en) * 1974-12-20 1980-05-16 Polva Nederland Bv LINED DRAINAGE TUBE.
DE2534128A1 (en) * 1975-07-31 1977-02-17 Meyer Maschf A H Seamless mantle of fibrous material as drainage pipe filter - applied by drawing pipe through fibre compression tube
DE2638694A1 (en) * 1976-08-27 1978-03-02 Oltmanns Ziegelwerk Outside filter for plastic drain pipe - has strip wound during pipe transfer through rotating drum to form uniform layer

Also Published As

Publication number Publication date
SE7902010L (en) 1979-09-08
FR2419361A1 (en) 1979-10-05
BE874537A (en) 1979-09-03
PT69313A (en) 1979-04-01
GB2016109A (en) 1979-09-19
DE2904783A1 (en) 1979-09-20
LU80994A1 (en) 1979-10-29
DK93679A (en) 1979-09-08
ES478317A1 (en) 1979-06-01
JPS54158474A (en) 1979-12-14

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BT A document has been added to the application laid open to public inspection
BV The patent application has lapsed