FR890750A - Process for drilling deep holes of a small diameter in articles obtained by molding plastics, and in particular hardenable plastics - Google Patents

Process for drilling deep holes of a small diameter in articles obtained by molding plastics, and in particular hardenable plastics

Info

Publication number
FR890750A
FR890750A FR890750DA FR890750A FR 890750 A FR890750 A FR 890750A FR 890750D A FR890750D A FR 890750DA FR 890750 A FR890750 A FR 890750A
Authority
FR
France
Prior art keywords
plastics
small diameter
articles obtained
deep holes
drilling deep
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
Other languages
French (fr)
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.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
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 Montedison SpA, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA filed Critical Montedison SpA
Application granted granted Critical
Publication of FR890750A publication Critical patent/FR890750A/en
Expired legal-status Critical Current

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/5675—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding for making orifices in or through the moulded article
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0033—Moulds or cores; Details thereof or accessories therefor constructed for making articles provided with holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR890750D 1942-02-07 1943-02-04 Process for drilling deep holes of a small diameter in articles obtained by molding plastics, and in particular hardenable plastics Expired FR890750A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT890750X 1942-02-07

Publications (1)

Publication Number Publication Date
FR890750A true FR890750A (en) 1944-02-16

Family

ID=11331380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890750D Expired FR890750A (en) 1942-02-07 1943-02-04 Process for drilling deep holes of a small diameter in articles obtained by molding plastics, and in particular hardenable plastics

Country Status (2)

Country Link
ES (1) ES160262A1 (en)
FR (1) FR890750A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2543056A1 (en) * 1983-03-25 1984-09-28 Schwarzenberg Waschgeraete Injection mouldings mfr.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2543056A1 (en) * 1983-03-25 1984-09-28 Schwarzenberg Waschgeraete Injection mouldings mfr.

Also Published As

Publication number Publication date
ES160262A1 (en) 1943-06-01

Similar Documents

Publication Publication Date Title
CH230080A (en) Linear synthetic polymer article and method of making this article.
FR890750A (en) Process for drilling deep holes of a small diameter in articles obtained by molding plastics, and in particular hardenable plastics
FR1162488A (en) Process for improving plastics, especially polyethylene
FR1303848A (en) Process for molding plastics, in particular taken in the form of fabrics, and products obtained
CH246507A (en) Process and machine for the continuous production of plastic parts.
FR950099A (en) Process and machine for the injection of plastics
FR977840A (en) Plastics for molding common objects and its manufacturing process
FR1183333A (en) Process for the production, by casting, of plastic film articles and, in particular, of perforated film articles
CH291208A (en) A method of manufacturing articles in hydroxylated polyamides.
FR972806A (en) Process for modifying rubber by forming "in situ" plastics and resulting products
FR890396A (en) Process for manufacturing objects with zones of different hardness using organic materials which can be molded under the action of heat
FR1240088A (en) Process for polymerization and die-casting of plastic resins, especially acrylic resins
FR1178927A (en) Process for the production of azo dyes on plastics
FR1373992A (en) Process for the production of a hollow object, in particular of oxymethylene polymer
CH296005A (en) A process for the production of articles made of acrylonitrile polymers.
FR1101766A (en) Process and tools for the continuous production of plastic chain
FR1149908A (en) Method and device for the production of hollow plastic articles
FR1187576A (en) Process for the polymerization of acrylonitrile, and products with improved dyeing properties obtainable thereby
FR1287351A (en) Method of connecting plastic pipes by connecting the same material
FR1102452A (en) A method of manufacturing shoes, galoshes, boots, stockings protectors and the like in a single piece using artificial or natural plastic masses, more particularly vinyl polymerized, and mold usable for this purpose
CH257174A (en) Process for obtaining plastic objects based on vinyl resins.
FR939996A (en) Method and apparatus for the molding of parts, in particular of bearing cages, in one piece, mainly of plastic
FR884732A (en) Process for improving the properties of articles made of polyamides, polyesters, polyureas, polyurethanes, etc., with a high degree of polymerization
FR880476A (en) New plastic articles and molding process, especially large parts
FR1178024A (en) Process for making decorative lace and similar plastic articles for general use