FR1059846A - Improvements in the processes and equipment for manufacturing polyamides in rods - Google Patents

Improvements in the processes and equipment for manufacturing polyamides in rods

Info

Publication number
FR1059846A
FR1059846A FR1059846DA FR1059846A FR 1059846 A FR1059846 A FR 1059846A FR 1059846D A FR1059846D A FR 1059846DA FR 1059846 A FR1059846 A FR 1059846A
Authority
FR
France
Prior art keywords
rods
processes
equipment
manufacturing polyamides
polyamides
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.)
Polymer Corp
Original Assignee
Polymer Corp
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 Polymer Corp filed Critical Polymer Corp
Application granted granted Critical
Publication of FR1059846A publication Critical patent/FR1059846A/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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
FR1059846D 1951-03-13 1952-02-29 Improvements in the processes and equipment for manufacturing polyamides in rods Expired FR1059846A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1059846XA 1951-03-13 1951-03-13

Publications (1)

Publication Number Publication Date
FR1059846A true FR1059846A (en) 1954-03-29

Family

ID=22308847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1059846D Expired FR1059846A (en) 1951-03-13 1952-02-29 Improvements in the processes and equipment for manufacturing polyamides in rods

Country Status (1)

Country Link
FR (1) FR1059846A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5236325A (en) * 1990-11-16 1993-08-17 Friedrich Theysohn Gmbh Apparatus for producing an extruded profile with thrust-resistant spacer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5236325A (en) * 1990-11-16 1993-08-17 Friedrich Theysohn Gmbh Apparatus for producing an extruded profile with thrust-resistant spacer

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