FR1279915A - Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanization - Google Patents
Improvements to extruders intended for shaping vulcanizable mixtures, before their vulcanizationInfo
- 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
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)
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)
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 |
-
0
- GB GB930688D patent/GB930688A/en not_active Expired
-
1959
- 1959-12-30 FR FR814465A patent/FR1279915A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB930688A (en) | 1900-01-01 |
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