NL73172C - - Google Patents

Info

Publication number
NL73172C
NL73172C NL73172DA NL73172C NL 73172 C NL73172 C NL 73172C NL 73172D A NL73172D A NL 73172DA NL 73172 C NL73172 C NL 73172C
Authority
NL
Netherlands
Application number
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.)
Publication date
Application granted granted Critical
Publication of NL73172C publication Critical patent/NL73172C/xx

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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/255—Flow control means, e.g. valves
    • B29C48/2556—Flow control means, e.g. valves provided in or in the proximity of dies
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
NL73172D 1947-05-17 NL73172C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US748792A US2479804A (en) 1947-05-17 1947-05-17 Method and means for extruding plastic material

Publications (1)

Publication Number Publication Date
NL73172C true NL73172C (xx) 1900-01-01

Family

ID=25010944

Family Applications (1)

Application Number Title Priority Date Filing Date
NL73172D NL73172C (xx) 1947-05-17

Country Status (5)

Country Link
US (1) US2479804A (xx)
BE (1) BE482440A (xx)
CH (1) CH276217A (xx)
FR (1) FR966508A (xx)
NL (1) NL73172C (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125620A (en) * 1964-03-17 Process for providing improved surface
US2602187A (en) * 1946-03-11 1952-07-08 Nat Plastic Products Company Tape extrusion
US2687997A (en) * 1949-12-10 1954-08-31 Marchand John Felix Dialyzers
US2718661A (en) * 1952-01-23 1955-09-27 American Viscose Corp Film extrusion apparatus
US2754544A (en) * 1954-02-02 1956-07-17 Du Pont Film extrusion die
US2952872A (en) * 1954-02-08 1960-09-20 Ici Ltd Production of film
DE1079827B (de) * 1955-02-23 1960-04-14 Du Pont Breitbandschlitzduese fuer Kunststoffmaterial
US2975475A (en) * 1956-07-20 1961-03-21 Nat Rubber Machinery Co Sheeting die
US3013309A (en) * 1958-07-07 1961-12-19 Du Pont Extrusion method
US3074106A (en) * 1958-12-11 1963-01-22 Mayer & Co Inc O Extruder die
DE1125146B (de) * 1959-08-07 1962-03-08 J H Benecke Fa Breitschlitzduese zum Auspressen von thermoplastischen Kunststoffmassen
US2998624A (en) * 1959-10-16 1961-09-05 Ezra L Ricketts Extrusion orifice end block
US3085289A (en) * 1961-04-03 1963-04-16 Jurian W Van Riper Plastic material extrusion head
US3118179A (en) * 1961-07-10 1964-01-21 Crompton & Knowles Corp Sheet extrusion die
US3112527A (en) * 1961-09-27 1963-12-03 Dow Chemical Co Adjustable flexible orifice for extrusion of foam plastics
US3162896A (en) * 1962-04-09 1964-12-29 Union Carbide Corp Extrusion die
GB1179234A (en) * 1966-03-17 1970-01-28 Gavaert Agfa N V Apparatus for Making Flat Film by Melt Extrusion.
US3416192A (en) * 1966-10-14 1968-12-17 Bird Machine Co Treating materials
FR2391835A1 (fr) * 1976-08-27 1978-12-22 Ibm France Procede d'extrusion de film plastique, dispositif mettant en oeuvre ledit procede, film plastique produit et application notamment a la fabrication de rubans encreurs
US9815237B2 (en) * 2015-02-20 2017-11-14 Nordson Corporation System for adjusting the land channel length on an extrusion die

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US410822A (en) * 1889-09-10 Machine for spreading viscous substances
US2168288A (en) * 1927-12-12 1939-08-01 Carey Philip Mfg Co Extruding sheet material
US1976539A (en) * 1932-06-04 1934-10-09 Protectoglass Ltd Production of films and coatings of cellulosic material
US2031387A (en) * 1934-08-22 1936-02-18 Schwarz Arthur Nozzle
US2121966A (en) * 1934-11-12 1938-06-28 John Robertson Company Inc Process of molding synthetic resins and like plastic materials
US2090404A (en) * 1936-10-22 1937-08-17 Fiberloid Corp Machine for extruding plastic material
US2318469A (en) * 1939-02-16 1943-05-04 Monsanto Chemicals Method and apparatus for producing sheet material
CA427868A (en) * 1941-04-23 1945-05-29 Stanley Jesionowski Raymond Plastic extrusion method and apparatus
US2371709A (en) * 1941-09-19 1945-03-20 Arthur E Rineer Extrusion molding apparatus
US2364435A (en) * 1941-11-04 1944-12-05 Du Pont Manufacture of films
US2387718A (en) * 1942-11-10 1945-10-30 Du Pont Extrusion apparatus
US2369583A (en) * 1943-12-27 1945-02-13 Gen Motors Corp Method of making arcuate molded articles

Also Published As

Publication number Publication date
US2479804A (en) 1949-08-23
CH276217A (fr) 1951-06-30
FR966508A (fr) 1950-10-12
BE482440A (xx) 1900-01-01

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