KR920014898U - Ground drainage pipe manufacturing equipment for underground burial - Google Patents

Ground drainage pipe manufacturing equipment for underground burial

Info

Publication number
KR920014898U
KR920014898U KR2019910000894U KR910000894U KR920014898U KR 920014898 U KR920014898 U KR 920014898U KR 2019910000894 U KR2019910000894 U KR 2019910000894U KR 910000894 U KR910000894 U KR 910000894U KR 920014898 U KR920014898 U KR 920014898U
Authority
KR
South Korea
Prior art keywords
drainage pipe
manufacturing equipment
pipe manufacturing
underground burial
ground drainage
Prior art date
Application number
KR2019910000894U
Other languages
Korean (ko)
Other versions
KR930003662Y1 (en
Inventor
이주형
김홍기
Original Assignee
이주형
김홍기
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 이주형, 김홍기 filed Critical 이주형
Priority to KR2019910000894U priority Critical patent/KR930003662Y1/en
Publication of KR920014898U publication Critical patent/KR920014898U/en
Application granted granted Critical
Publication of KR930003662Y1 publication Critical patent/KR930003662Y1/en

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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
    • B29C63/04—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material by folding, winding, bending or the like
    • B29C63/12—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material by folding, winding, bending or the like by winding spirally
KR2019910000894U 1991-01-22 1991-01-22 Forming apparatus for drainage pipe KR930003662Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019910000894U KR930003662Y1 (en) 1991-01-22 1991-01-22 Forming apparatus for drainage pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019910000894U KR930003662Y1 (en) 1991-01-22 1991-01-22 Forming apparatus for drainage pipe

Publications (2)

Publication Number Publication Date
KR920014898U true KR920014898U (en) 1992-08-14
KR930003662Y1 KR930003662Y1 (en) 1993-06-21

Family

ID=19310067

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019910000894U KR930003662Y1 (en) 1991-01-22 1991-01-22 Forming apparatus for drainage pipe

Country Status (1)

Country Link
KR (1) KR930003662Y1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100804379B1 (en) * 2006-12-22 2008-02-15 한송본 Hall cutting apparatus for small inner pipe of underground water collecting pipe
KR101535607B1 (en) * 2015-03-02 2015-07-09 주식회사 한국하이맥스 Perforated drainpipe uneven and that the profile-forming device using
KR102552898B1 (en) * 2023-02-08 2023-07-14 주식회사 한국하이맥스 Stiffness-enhancing flexible perforated tubes and their molding devices using a profile with projections and wings

Also Published As

Publication number Publication date
KR930003662Y1 (en) 1993-06-21

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19970825

Year of fee payment: 11

LAPS Lapse due to unpaid annual fee