RO85517B - Element de mixare-forfecare - Google Patents

Element de mixare-forfecare

Info

Publication number
RO85517B
RO85517B RO89484A RO8948477A RO85517B RO 85517 B RO85517 B RO 85517B RO 89484 A RO89484 A RO 89484A RO 8948477 A RO8948477 A RO 8948477A RO 85517 B RO85517 B RO 85517B
Authority
RO
Romania
Prior art keywords
recesses
shearing
zero
clearance
perimeter
Prior art date
Application number
RO89484A
Other languages
English (en)
Romanian (ro)
Other versions
RO85517A (ro
Inventor
Endler Fritz
Warta Wolfgang
Andres Siegfried
Original Assignee
Veb Plast Und Elastverarbeitunsmaschinen-Kombinat-Karl-Marx-Stadt
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 Veb Plast Und Elastverarbeitunsmaschinen-Kombinat-Karl-Marx-Stadt filed Critical Veb Plast Und Elastverarbeitunsmaschinen-Kombinat-Karl-Marx-Stadt
Publication of RO85517A publication Critical patent/RO85517A/ro
Publication of RO85517B publication Critical patent/RO85517B/ro

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
    • B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/41—Intermeshing counter-rotating 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
RO89484A 1976-02-26 1977-02-22 Element de mixare-forfecare RO85517B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD191489A DD124024A1 (th) 1976-02-26 1976-02-26

Publications (2)

Publication Number Publication Date
RO85517A RO85517A (ro) 1984-10-31
RO85517B true RO85517B (ro) 1984-11-30

Family

ID=5503685

Family Applications (1)

Application Number Title Priority Date Filing Date
RO89484A RO85517B (ro) 1976-02-26 1977-02-22 Element de mixare-forfecare

Country Status (10)

Country Link
AT (1) AT358813B (th)
BG (1) BG27799A1 (th)
CS (1) CS189332B1 (th)
DD (1) DD124024A1 (th)
DE (1) DE2700211A1 (th)
FR (1) FR2342152A1 (th)
GB (1) GB1556543A (th)
HU (1) HU176589B (th)
RO (1) RO85517B (th)
SU (1) SU791550A1 (th)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT384991B (de) * 1978-04-03 1988-02-10 Cincinnati Milacron Austria Doppelschneckenextruder
DE4122912A1 (de) * 1991-07-11 1993-01-14 Theysohn Friedrich Fa Doppelschneckenextruder
FR2697839B1 (fr) * 1992-11-09 1995-01-13 Inst Francais Du Petrole Procédé amélioré de récupération de téréphtalate de métal alcalin et d'alkylène glycol à partir de polytéréphtalates d'alkylènes.
US5545746A (en) * 1993-11-09 1996-08-13 Institut Francais Du Petrole Method for recovery of alkali metal or alkaline-earth metal terephthalate and of alkylene glycol from polyethylene terephthalates
US6062717A (en) * 1997-11-18 2000-05-16 Bbs Corporation Chopper mixing screw

Also Published As

Publication number Publication date
FR2342152A1 (fr) 1977-09-23
BG27799A1 (en) 1980-01-15
AT358813B (de) 1980-10-10
ATA1777A (de) 1980-02-15
SU791550A1 (ru) 1980-12-30
GB1556543A (en) 1979-11-28
RO85517A (ro) 1984-10-31
DD124024A1 (th) 1977-02-02
FR2342152B3 (th) 1980-01-11
CS189332B1 (en) 1979-04-30
DE2700211A1 (de) 1977-09-01
HU176589B (en) 1981-03-28

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