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
  • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
  • B29C44/34—Auxiliary operations
  • B29C44/36—Feeding the material to be shaped
  • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
  • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
  • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
• • 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
  • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
  • B29C44/34—Auxiliary operations
  • B29C44/3415—Heating or cooling
  • B29C44/3426—Heating by introducing steam in the mould
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
  • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
  • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
  • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
  • B29L2031/00—Other particular articles
  • B29L2031/712—Containers; Packaging elements or accessories, Packages
  • B29L2031/7132—Bowls, Cups, Glasses
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
  • Y10S264/10—Foamed polystyrene mold filling

Applications Claiming Priority (1)

Publications (1)

Family

ID=22425873

Family Applications (1)

Country Status (15)

Families Citing this family (1)

Family Cites Families (2)

• 1972
  • 1972-03-01 NO NO637/72A patent/NO137580C/no unknown
  • 1972-03-07 AU AU39718/72A patent/AU451082B2/en not_active Expired
  • 1972-03-15 FI FI704/72A patent/FI55623C/fi active
  • 1972-03-15 ZA ZA721788A patent/ZA721788B/xx unknown
  • 1972-03-16 BE BE780818A patent/BE780818A/xx unknown
  • 1972-03-16 CA CA137,279A patent/CA992716A/en not_active Expired
  • 1972-03-17 SE SE7203491A patent/SE402548B/xx unknown
  • 1972-03-20 LU LU65001D patent/LU65001A1/xx unknown
  • 1972-03-21 DE DE2213676A patent/DE2213676B2/de not_active Withdrawn
  • 1972-03-21 NL NL7203738A patent/NL7203738A/xx not_active Application Discontinuation
  • 1972-03-21 DK DK131472AA patent/DK134057B/da unknown
  • 1972-03-21 FR FR7209890A patent/FR2130512B1/fr not_active Expired
  • 1972-03-21 AT AT239772A patent/AT343348B/de not_active IP Right Cessation
  • 1972-03-22 GB GB1348672A patent/GB1361747A/en not_active Expired
  • 1972-08-25 US US00283936A patent/US3852390A/en not_active Expired - Lifetime

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