IT959997B - IMPROVEMENTS IN OR CONCERNING PIPES - Google Patents

IMPROVEMENTS IN OR CONCERNING PIPES

Info

Publication number
IT959997B
IT959997B IT26386/72A IT2638672A IT959997B IT 959997 B IT959997 B IT 959997B IT 26386/72 A IT26386/72 A IT 26386/72A IT 2638672 A IT2638672 A IT 2638672A IT 959997 B IT959997 B IT 959997B
Authority
IT
Italy
Prior art keywords
concerning
pipes
concerning pipes
Prior art date
Application number
IT26386/72A
Other languages
Italian (it)
Original Assignee
Yorkshire Imperial Plastics
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 Yorkshire Imperial Plastics filed Critical Yorkshire Imperial Plastics
Application granted granted Critical
Publication of IT959997B publication Critical patent/IT959997B/en

Links

Classifications

    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0005—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor characterised by the material
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die
    • 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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/26—Lining or sheathing of internal surfaces
    • B29C63/34—Lining or sheathing of internal surfaces using tubular layers or sheathings
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/079—Auxiliary parts or inserts
    • B29C2949/08—Preforms made of several individual parts, e.g. by welding or gluing parts together
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform
    • B29K2105/258—Tubular
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/005—Oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
IT26386/72A 1971-06-28 1972-06-28 IMPROVEMENTS IN OR CONCERNING PIPES IT959997B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3026871A GB1382580A (en) 1971-06-28 1971-06-28 Pipes

Publications (1)

Publication Number Publication Date
IT959997B true IT959997B (en) 1973-11-10

Family

ID=10304957

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26386/72A IT959997B (en) 1971-06-28 1972-06-28 IMPROVEMENTS IN OR CONCERNING PIPES

Country Status (5)

Country Link
DE (1) DE2231703B2 (en)
FR (1) FR2143841B1 (en)
GB (1) GB1382580A (en)
IT (1) IT959997B (en)
KE (1) KE2678A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1589052A (en) * 1976-09-23 1981-05-07 Yorkshire Imperial Plastics Pipe of oriented thermoplastic polymeric material and method of forming the same
NL8802304A (en) * 1988-09-16 1990-04-17 Wavin Bv EXTRUDED, BIAXIAALLY PROVIDED FOAM PLASTIC TUBE AND METHOD FOR THE MANUFACTURE THEREOF
NL8802305A (en) * 1988-09-16 1990-04-17 Wavin Bv EXTRUDED RADIALLY PROVIDED PLASTIC TUBE AND METHOD FOR MANUFACTURING SUCH A TUBE.
GB9522501D0 (en) * 1995-11-02 1996-01-03 Hepworth Building Prod Jetting resistant pipe
EP2906862B1 (en) 2012-10-09 2018-07-04 Hamilton Sundstrand Corporation Method for attaching metallic flanges to thermal plastic ducts
CN114683517A (en) * 2020-12-30 2022-07-01 脉通医疗科技(嘉兴)有限公司 Pipe manufacturing equipment and manufacturing method thereof

Also Published As

Publication number Publication date
FR2143841B1 (en) 1977-01-14
GB1382580A (en) 1975-02-05
FR2143841A1 (en) 1973-02-09
DE2231703A1 (en) 1973-01-18
KE2678A (en) 1976-12-10
DE2231703B2 (en) 1979-02-01

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