CA929472A - Crack resistant pipe - Google Patents

Crack resistant pipe

Info

Publication number
CA929472A
CA929472A CA078411A CA78411A CA929472A CA 929472 A CA929472 A CA 929472A CA 078411 A CA078411 A CA 078411A CA 78411 A CA78411 A CA 78411A CA 929472 A CA929472 A CA 929472A
Authority
CA
Canada
Prior art keywords
resistant pipe
crack resistant
crack
pipe
resistant
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.)
Expired
Application number
CA078411A
Inventor
S. Woodson Charles
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Youngstown Sheet and Tube Co
Original Assignee
Youngstown Sheet and Tube Co
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 Youngstown Sheet and Tube Co filed Critical Youngstown Sheet and Tube Co
Application granted granted Critical
Publication of CA929472A publication Critical patent/CA929472A/en
Expired legal-status Critical Current

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
    • F16L9/133—Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/22—Making multilayered or multicoloured articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/32—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core
    • B29C70/323—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core on the inner surface of a rotating mould
    • B29C70/326—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core on the inner surface of a rotating mould by rotating the mould around its axis of symmetry
CA078411A 1969-04-10 1970-03-25 Crack resistant pipe Expired CA929472A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81519669A 1969-04-10 1969-04-10

Publications (1)

Publication Number Publication Date
CA929472A true CA929472A (en) 1973-07-03

Family

ID=25217141

Family Applications (1)

Application Number Title Priority Date Filing Date
CA078411A Expired CA929472A (en) 1969-04-10 1970-03-25 Crack resistant pipe

Country Status (4)

Country Link
JP (1) JPS4829787B1 (en)
CA (1) CA929472A (en)
DE (1) DE2016121A1 (en)
GB (1) GB1301581A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928491A (en) * 1973-12-26 1975-12-23 Youngstown Sheet And Tube Co Modified vinyl ester resin and pipe made therefrom
DE3820866C2 (en) * 1988-06-21 1996-06-05 Sgl Technik Gmbh Pipe for shell-and-tube heat exchangers
NL9001384A (en) * 1990-06-18 1992-01-16 Wavin Bv MULTILAYER TUBE, PIPE FROM MULTIPLE OF SUCH TUBES AND METHOD FOR CONNECTING GAS AND LIQUID-TIGHT OF TWO SUCH TUBES.
AT8149U1 (en) 2004-12-03 2006-02-15 Knoch Kern & Co PLASTIC HOLLOW BODIES, IN PARTICULAR PLASTIC TUBE

Also Published As

Publication number Publication date
DE2016121A1 (en) 1970-10-15
GB1301581A (en) 1972-12-29
JPS4829787B1 (en) 1973-09-13

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