IT1097624B - Tubo resistente alla deformazione - Google Patents

Tubo resistente alla deformazione

Info

Publication number
IT1097624B
IT1097624B IT2650178A IT2650178A IT1097624B IT 1097624 B IT1097624 B IT 1097624B IT 2650178 A IT2650178 A IT 2650178A IT 2650178 A IT2650178 A IT 2650178A IT 1097624 B IT1097624 B IT 1097624B
Authority
IT
Italy
Prior art keywords
pref
polyolefin
helix
wall
density polyethylene
Prior art date
Application number
IT2650178A
Other languages
English (en)
Other versions
IT7826501A0 (it
Original Assignee
Bentley Richard
Bentley Herbert William
Bentley Paul
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 Bentley Richard, Bentley Herbert William, Bentley Paul filed Critical Bentley Richard
Publication of IT7826501A0 publication Critical patent/IT7826501A0/it
Application granted granted Critical
Publication of IT1097624B publication Critical patent/IT1097624B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/08—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/065—HDPE, i.e. high density polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
IT2650178A 1977-08-05 1978-08-04 Tubo resistente alla deformazione IT1097624B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPD112677 1977-08-05
AU38309/78A AU515188B2 (en) 1977-08-05 1977-08-05 Crush resistant hose

Publications (2)

Publication Number Publication Date
IT7826501A0 IT7826501A0 (it) 1978-08-04
IT1097624B true IT1097624B (it) 1985-08-31

Family

ID=25624316

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2650178A IT1097624B (it) 1977-08-05 1978-08-04 Tubo resistente alla deformazione

Country Status (2)

Country Link
AU (1) AU515188B2 (it)
IT (1) IT1097624B (it)

Also Published As

Publication number Publication date
IT7826501A0 (it) 1978-08-04
AU3830978A (en) 1979-01-18
AU515188B2 (en) 1981-03-19

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