EXTRUDED CONNECTING PIPE Russian patent published in 2005 - IPC

Abstract RU 2256840 C2

FIELD: pipes.

SUBSTANCE: connecting pipe is made of at least tree layers. The inner and intermediate layers are made of a polymeric material. The amorphous zones of partially crystal polymeric material of the inner layer which is in a contact with the fluid to be transported is provided with anticorrosion admixtures, which, in particular, protect the connecting pipe against oxidizing and reducing fluids. The amorphous zones of the polymeric material of the intermediate layer is provided with fillers and/or admixtures for decreasing diffusion of admixtures from the inner layer to the outer layer of the pipe.

EFFECT: enhanced strength.

11 cl, 2 dwg

Similar patents RU2256840C2

Title Year Author Number
SYSTEM OF PIPES OF SANITARY EQUIPMENT OF BUILDING AND ITS USE 2011
  • Reder Bernd
RU2576098C2
PROTECTIVE HELMET AND HELMET MANUFACTURE METHOD 1994
  • Gerkhard Shperber
RU2112411C1
PIPING SYSTEM MANUFACTURED FROM STATISTICAL COPOLYMERS OF PROPYLENE AND ALPHA-OLEFINS 2005
  • De Palo Roberto
  • Bekkarini Ehnriko
  • Martsolla Roberta
RU2377461C2
COMPOSITE INSULATION SYSTEM 2017
  • Goulet, Robert, Jacque
RU2731354C1
INSULATION SYSTEM FROM COMPOSITE MATERIAL 2017
  • Goulet, Robert, Jacque
RU2746507C2
PRE-INSULATED PIPE WITH ULTRATHIN HEAT INSULATION BASED ON HOLLOW MICROSPHERES AND METHOD OF MANUFACTURING THEREOF 2023
  • Boyarintsev Aleksandr Valerevich
RU2824415C2
MULTILAYER PIPE FOR WATER SUPPLY AND HEATING SYSTEMS 2011
  • Shaev Evgenij Jakovlevich
  • Kozlov Oleg Vladimirovich
RU2471109C1
POLYMER REINFORCED PIPE WITH TRANSPARENT REINFORCING FRAME AND ITS DIAGNOSTICS METHOD 2024
  • Chervov Anton Anatolevich
RU2838883C1
MULTI-LAYER PIPE 1997
  • Ehk Karl-Gustaf
  • Sandberg Khans
  • Lindstrem Khel'Ge
RU2171948C2
CONNECTION ELEMENT SYSTEM FOR MAKING PIPE CONNECTION, INCLUDING PIPE CONNECTION THEREOF, AS WELL AS METHOD OF MAKING SUCH PIPE CONNECTION 2021
  • Homburg, Hansi
  • Kirchberger, Andreas
  • Schaaf, Thomas
  • Vocks, Oliver
RU2839434C1

RU 2 256 840 C2

Authors

Rozenberg Gerkhard

Dates

2005-07-20Published

2001-04-12Filed