FR1279915A - Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanization - Google Patents

Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanization

Info

Publication number
FR1279915A
FR1279915A FR814465A FR814465A FR1279915A FR 1279915 A FR1279915 A FR 1279915A FR 814465 A FR814465 A FR 814465A FR 814465 A FR814465 A FR 814465A FR 1279915 A FR1279915 A FR 1279915A
Authority
FR
France
Prior art keywords
vulcanization
shaping
vulcanizable mixtures
extruders
intended
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
FR814465A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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
Priority to GB930688D priority Critical patent/GB930688A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR814465A priority patent/FR1279915A/en
Application granted granted Critical
Publication of FR1279915A publication Critical patent/FR1279915A/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
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—Screws
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR814465A 1959-12-30 1959-12-30 Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanization Expired FR1279915A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB930688D GB930688A (en) 1959-12-30
FR814465A FR1279915A (en) 1959-12-30 1959-12-30 Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR814465A FR1279915A (en) 1959-12-30 1959-12-30 Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanization

Publications (1)

Publication Number Publication Date
FR1279915A true FR1279915A (en) 1961-12-29

Family

ID=8723216

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814465A Expired FR1279915A (en) 1959-12-30 1959-12-30 Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanization

Country Status (2)

Country Link
FR (1) FR1279915A (en)
GB (1) GB930688A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4227870A (en) * 1979-03-14 1980-10-14 The B. F. Goodrich Company Apparatus for working rubber compounds

Also Published As

Publication number Publication date
GB930688A (en) 1900-01-01

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