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KR950022964U - 피, 이 하수관의 성형장치 - Google Patents

피, 이 하수관의 성형장치

Info

Publication number
KR950022964U
KR950022964U KR2019940001526U KR19940001526U KR950022964U KR 950022964 U KR950022964 U KR 950022964U KR 2019940001526 U KR2019940001526 U KR 2019940001526U KR 19940001526 U KR19940001526 U KR 19940001526U KR 950022964 U KR950022964 U KR 950022964U
Authority
KR
South Korea
Prior art keywords
blood
forming device
sewer pipe
sewer
pipe
Prior art date
Application number
KR2019940001526U
Other languages
English (en)
Inventor
김형기
Original Assignee
진정희
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 진정희 filed Critical 진정희
Priority to KR2019940001526U priority Critical patent/KR950022964U/ko
Publication of KR950022964U publication Critical patent/KR950022964U/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F3/00—Sewer pipe-line systems
    • E03F3/04—Pipes or fittings specially adapted to sewers
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
KR2019940001526U 1994-01-25 1994-01-25 피, 이 하수관의 성형장치 KR950022964U (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019940001526U KR950022964U (ko) 1994-01-25 1994-01-25 피, 이 하수관의 성형장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019940001526U KR950022964U (ko) 1994-01-25 1994-01-25 피, 이 하수관의 성형장치

Publications (1)

Publication Number Publication Date
KR950022964U true KR950022964U (ko) 1995-08-21

Family

ID=60887955

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019940001526U KR950022964U (ko) 1994-01-25 1994-01-25 피, 이 하수관의 성형장치

Country Status (1)

Country Link
KR (1) KR950022964U (ko)

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Legal Events

Date Code Title Description
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19940125

A201 Request for examination
UA0201 Request for examination

Patent event date: 19940127

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

Patent event date: 19940125

Patent event code: UA02011R01I

Comment text: Application for Utility Model Registration

UG1501 Laying open of application
E902 Notification of reason for refusal
UE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event code: UE09021S01D

Patent event date: 19970331

E601 Decision to refuse application
UE0601 Decision on rejection of utility model registration

Comment text: Decision to Refuse Application

Patent event code: UE06011S01D

Patent event date: 19970723