KR860007027A - Direct lining method of ethylene tetrafluoride inside pipe and pipe connection - Google Patents

Direct lining method of ethylene tetrafluoride inside pipe and pipe connection Download PDF

Info

Publication number
KR860007027A
KR860007027A KR1019850001375A KR850001375A KR860007027A KR 860007027 A KR860007027 A KR 860007027A KR 1019850001375 A KR1019850001375 A KR 1019850001375A KR 850001375 A KR850001375 A KR 850001375A KR 860007027 A KR860007027 A KR 860007027A
Authority
KR
South Korea
Prior art keywords
pipe
pressure
cover
rubber bag
pressing plate
Prior art date
Application number
KR1019850001375A
Other languages
Korean (ko)
Other versions
KR870000759B1 (en
Inventor
정한진
Original Assignee
정한진
한발테프론공업 주식회사
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 정한진, 한발테프론공업 주식회사 filed Critical 정한진
Priority to KR8501375A priority Critical patent/KR870000759B1/en
Publication of KR860007027A publication Critical patent/KR860007027A/en
Application granted granted Critical
Publication of KR870000759B1 publication Critical patent/KR870000759B1/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures

Landscapes

  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

내용 없음No content

Description

관 및 관연결구 내면의 4불화 에틸렌수지 직접라이닝 방법Direct lining method of ethylene tetrafluoride inside pipe and pipe connection

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제3도는 본 발명에 따라 내면을 직접 라이닝시킬 탄소강제 엘보우의 단면도, 제6도는 본 발명에 따라 엘보우를 직접 라이닝하기 위하여 준비하는 중간 단계의 단면도, 제7도는 준비가 완료된 상태의 단면도 제8도는 수압용기에 넣은 상태의 단면도.3 is a cross-sectional view of the carbon steel elbow to directly lining the inner surface according to the present invention, Figure 6 is a cross-sectional view of the intermediate step to prepare for lining the elbow directly in accordance with the present invention, Figure 7 is a cross-sectional view of the ready state 8 Sectional view of the hydraulic container.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

2‥고무백. 3‥코어, 5 : 보조링, 6 : 커버, 7 : 누름판, 14 : 지지덮개, 15 : 노즐.2 ‥ rubber bag. 3 core, 5 auxiliary ring, 6 cover, 7 pressing plate, 14 support cover, 15 nozzle.

Claims (3)

관이나 관연결구(1)의 내부에 고무백(2)과 성형용 코어(3)를 넣고, 이 관이나 관연결구(1)의 한쪽 플랜지(1')에 보조링(5)을 붙여 고무백(2)의 넓은 끝부분이 보조링(5)을 덮개한 다음 커버(6)와 누름판(7)을 끼우는 단계; 다른쪽 플랜지(1")에 보조링(5)을 붙여 고무백(2)의 넓은 면을 오무린 후 고무백(2)과 관 또는 관 연결구(1) 사이의 공간에 4불화 에틸렌 수지분말(8)을 충전시킨 후 커버(6)와 누름판(7)을 끼우는 단계; 이렇게 준비된 관이나 관연결구를 수압용기(10)에 넣어 수압을 180kg/㎠ 내지 350kg/㎠까지 올려 20분 내지 40분간 일정 수압을 유지시키는 단계; 압력을 서서히 낮춘 다음 수압용기로 부터 꺼내어 누름판(7), 커버(6), 보조링(5), 고무백(2), 코어(3)를 제거한 후 노즐(15)이 부착된 지지덮개(14)와 누름판(13)을 양 플랜지(1',1")에 끼우는 단계; 전기로 내에 넣어 온도가 시간당 40℃의 비율로 상승하도록 380℃까지 가열한 후 4시간 정도 유지시키는 단계; 노에서 꺼내어, 노즐(15)을 통하여 압축공기를 공급하여 소정 압력이 유지되도록 한 상태에서차가운 물로 급냉시키는 단계; 대기중에 방치하여 모든 부위의 온도가 상은으로 돌아온 후에 공기압력을 낮춘 후 누름판(13)과 지지덮개(14)를 분해한 후 벤트구멍(17)을 뚫고 성형소결된 4불화 에틸렌수지의 플레어면(19)을 마무리 가공하는 단계로 이루어지는 것을 특징으로 하는 관 및 관연결구내면의 4불화 에틸렌수지 직접라이닝 방법.A rubber bag (2) and a molding core (3) are placed inside the pipe or pipe connector (1), and the auxiliary bag (5) is attached to one flange (1 ') of the pipe or pipe connector (1). The wide end of (2) covers the auxiliary ring (5) and then fits the cover (6) and the pressing plate (7); Attach the auxiliary ring (5) to the other flange (1 ") to squeeze the wide side of the rubber bag (2) and place ethylene tetrafluoroethylene powder in the space between the rubber bag (2) and the pipe or pipe connection (1) 8) filling the cover 6 and the pressing plate 7 after filling; put the prepared pipe or tube in the hydraulic container 10 to raise the water pressure to 180kg / ㎠ to 350kg / ㎠ for 20 to 40 minutes Maintaining the water pressure; gradually lower the pressure and remove it from the water pressure vessel to remove the presser plate (7), the cover (6), the auxiliary ring (5), the rubber bag (2), and the core (3). Inserting the attached support cover 14 and the pressing plate 13 into both flanges 1 ', 1 "; Putting in an electric furnace and heating to 380 ° C. to maintain the temperature at a rate of 40 ° C. per hour and then maintaining for 4 hours; Removing from the furnace and quenching with cold water while supplying compressed air through the nozzle 15 to maintain a predetermined pressure; After leaving in the air, the temperature of all the parts returned to the silver, lowered the air pressure, disassembled the press plate 13 and the support cover 14, and then drilled through the vent hole 17 to form the sintered flared surface of the ethylene tetrafluoroethylene resin ( 19) The method of direct lining the tetrafluoride ethylene resin of the inner surface of the pipe and the pipe connection characterized in that it comprises the step of finishing. 제1항에 있어서, 상기 수압용기(10)의 수압을 300kg/㎠ 까지 올려 30분간 유지시키는 것을 특징으로 하는 관 및 관연결구 내면의 4불화 에틸렌수지 직접 라이닝 방법.The method of claim 1, wherein the hydraulic pressure of the pressure vessel (10) up to 300kg / ㎠ up to 30 minutes characterized in that the tetraliner ethylene resin direct lining method of the inner surface of the pipe and the connector. 제1항에 있어서, 상기 노즐(15)을 통하여 공급하는 압축공기의 소정 압력이 5kg/㎠인 것을 특징으로 하는 관 및 관연결구 내면의 4불화 에틸렌수지 직접라이닝 방법.The method according to claim 1, wherein the predetermined pressure of the compressed air supplied through the nozzle (15) is 5 kg / cm 2. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR8501375A 1985-03-05 1985-03-05 4 fluor-ethylene resin lining method to pipe and pipe fitting KR870000759B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR8501375A KR870000759B1 (en) 1985-03-05 1985-03-05 4 fluor-ethylene resin lining method to pipe and pipe fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR8501375A KR870000759B1 (en) 1985-03-05 1985-03-05 4 fluor-ethylene resin lining method to pipe and pipe fitting

Publications (2)

Publication Number Publication Date
KR860007027A true KR860007027A (en) 1986-10-06
KR870000759B1 KR870000759B1 (en) 1987-04-15

Family

ID=19239946

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8501375A KR870000759B1 (en) 1985-03-05 1985-03-05 4 fluor-ethylene resin lining method to pipe and pipe fitting

Country Status (1)

Country Link
KR (1) KR870000759B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101966599B1 (en) * 2018-10-22 2019-04-05 양형근 Coating Method for Protecting Pipe Module

Also Published As

Publication number Publication date
KR870000759B1 (en) 1987-04-15

Similar Documents

Publication Publication Date Title
GB9828423D0 (en) Pipe coupling
KR860007027A (en) Direct lining method of ethylene tetrafluoride inside pipe and pipe connection
FR2268614A1 (en) Metal armoured plastic pipes - for use as hoses under external hydrostatic pressure e.g. underwater oil prodn pipes
DK446385A (en) PROCEDURE AND APPARATUS FOR IMPROVING TREATED MATERIAL
US3149374A (en) Hot pressing die
NO150947C (en) DEVICE FOR CASTING PIPE PARTS BY ISOSTATIC PRESSURE
EP0339533A3 (en) Apparatus for manufacturing heat-shrinkable resin tube
CN108917409B (en) A kind of thermometric dipping preheating furnace and temp measuring method
KR900002021A (en) Lining method of plug valve and ethylene tetrafluoride inside the valve
JPS6416635A (en) Lining technique for pipeline
RU2711199C1 (en) Hollow sealed product of closed form and integral structure, connecting element for integral structure, methods for their production and lining of vacuum high-temperature installation reactor, comprising said sealed article
CN220434703U (en) Running tool for installing sleeve mandrel hanger and sealing device at one time
ES8308019A1 (en) Methods of hose manufacture, and hose thus produced.
CN208994322U (en) A kind of soybean oil storage vat
CN217586815U (en) Novel impervious test piece suit device
JPH0140475B2 (en)
JPS57154336A (en) Production for double-ply pipe
FR2136974A2 (en) Flexible reinforced tube - for carrying fragile telemetering and tele lines in turbo drilling boreholes
JPS5575521A (en) Silencer
JPH0216847Y2 (en)
SU540745A2 (en) Plant for forming pressure pipes
JPS5668576A (en) Manufacturing method of fiber reinforced compound product
SU1400780A1 (en) Method of producing sintered articles
JPS56128659A (en) Antifreezing device made of cast iron inserted with tubular electric heating element
Bleickert Seal for Melting Pot for Aluminum Under Vacuum

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
J2X1 Appeal (before the patent court)

Free format text: INVALIDATION

J2X2 Appeal (before the supreme court)

Free format text: APPEAL BEFORE THE SUPREME COURT FOR INVALIDATION IN ENTIRETY

J204 Request for invalidation trial [patent]
EXTG Extinguishment