RO56839A2 - Metoda si dispozitiv pentru fabricarea de obiecte din materiale sintetice termoplastice,care contin un agent de expandare - Google Patents

Metoda si dispozitiv pentru fabricarea de obiecte din materiale sintetice termoplastice,care contin un agent de expandare

Info

Publication number
RO56839A2
RO56839A2 RO60710A RO6071069A RO56839A2 RO 56839 A2 RO56839 A2 RO 56839A2 RO 60710 A RO60710 A RO 60710A RO 6071069 A RO6071069 A RO 6071069A RO 56839 A2 RO56839 A2 RO 56839A2
Authority
RO
Romania
Prior art keywords
thermoplastic synthetic
manufacturing thermoplastic
detergent agent
synthetic objects
detergent
Prior art date
Application number
RO60710A
Other languages
English (en)
French (fr)
Inventor
Wagner Gunter
Aurich Gottfried
Original Assignee
Dkk Scharfenstein Scharfenstei
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 Dkk Scharfenstein Scharfenstei filed Critical Dkk Scharfenstein Scharfenstei
Publication of RO56839A2 publication Critical patent/RO56839A2/ro

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
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • 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
RO60710A 1968-08-06 1969-08-02 Metoda si dispozitiv pentru fabricarea de obiecte din materiale sintetice termoplastice,care contin un agent de expandare RO56839A2 (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD13395368 1968-08-06

Publications (1)

Publication Number Publication Date
RO56839A2 true RO56839A2 (ro) 1974-03-13

Family

ID=5480250

Family Applications (1)

Application Number Title Priority Date Filing Date
RO60710A RO56839A2 (ro) 1968-08-06 1969-08-02 Metoda si dispozitiv pentru fabricarea de obiecte din materiale sintetice termoplastice,care contin un agent de expandare

Country Status (9)

Country Link
AT (1) AT309796B (ro)
CH (1) CH510509A (ro)
CS (1) CS163194B2 (ro)
DE (1) DE1779662C3 (ro)
FR (1) FR1593241A (ro)
GB (1) GB1250768A (ro)
HU (1) HU163177B (ro)
RO (1) RO56839A2 (ro)
YU (1) YU32866B (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2233275A (en) * 1989-05-25 1991-01-09 Barnett Int Ltd Uniformly curing moulded plastics by varying the heat input in proportion to the cavity size

Also Published As

Publication number Publication date
GB1250768A (ro) 1971-10-20
AT309796B (de) 1973-07-15
YU32866B (en) 1975-10-31
CH510509A (de) 1971-07-31
FR1593241A (ro) 1970-05-25
CS163194B2 (ro) 1975-08-29
YU202069A (en) 1975-04-30
DE1779662C3 (de) 1973-09-20
HU163177B (ro) 1973-06-28
DE1779662B2 (de) 1973-03-01
DE1779662A1 (de) 1972-03-23

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