HK1007859A1 - Piping - Google Patents

Piping

Info

Publication number
HK1007859A1
HK1007859A1 HK98106940A HK98106940A HK1007859A1 HK 1007859 A1 HK1007859 A1 HK 1007859A1 HK 98106940 A HK98106940 A HK 98106940A HK 98106940 A HK98106940 A HK 98106940A HK 1007859 A1 HK1007859 A1 HK 1007859A1
Authority
HK
Hong Kong
Prior art keywords
piping
Prior art date
Application number
HK98106940A
Inventor
Robert Lyall
Original Assignee
Hepworth Building Prod
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 Hepworth Building Prod filed Critical Hepworth Building Prod
Publication of HK1007859A1 publication Critical patent/HK1007859A1/en

Links

Classifications

    • 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
    • F16L9/00—Rigid pipes
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
HK98106940A 1994-05-04 1998-06-26 Piping HK1007859A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9408767A GB9408767D0 (en) 1994-05-04 1994-05-04 Piping

Publications (1)

Publication Number Publication Date
HK1007859A1 true HK1007859A1 (en) 1999-04-23

Family

ID=10754490

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98106940A HK1007859A1 (en) 1994-05-04 1998-06-26 Piping

Country Status (2)

Country Link
GB (2) GB9408767D0 (en)
HK (1) HK1007859A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE505937C2 (en) * 1996-03-04 1997-10-27 Borealis As Multilayer tube
AU2110597A (en) 1996-03-04 1997-09-22 Borealis As Multilayer pipe
FI104828B (en) * 1996-04-19 2000-04-14 Borealis As New tubular polypropylene composition
AT1515U1 (en) * 1996-07-29 1997-06-25 Poloplast Kunststoffwerk MULTILAYER PIPE WITH FOAM CORE

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791965A (en) * 1987-02-13 1988-12-20 James Hardie Irrigation, Inc. Co-extruded tube
FI99158C (en) * 1991-06-28 1997-10-10 Uponor Bv Method for protecting the surface of a plastic pipe for connection by electric welding and an electrically weldable plastic pipe
DE4202397C2 (en) * 1992-01-29 1999-01-14 Technoflow Fuel Systems Gmbh Motor vehicle pipeline from a single-layer or a multi-layer extruded plastic pipe
KR950005495Y1 (en) * 1992-10-01 1995-07-12 신용구 Double-walled pipe

Also Published As

Publication number Publication date
GB2289108B (en) 1998-02-04
GB9509129D0 (en) 1995-06-28
GB9408767D0 (en) 1994-06-22
GB2289108A (en) 1995-11-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)