CN209557816U - 一种聚氨酯发泡预制直埋保温复合塑料管 - Google Patents
一种聚氨酯发泡预制直埋保温复合塑料管 Download PDFInfo
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- CN209557816U CN209557816U CN201821684437.1U CN201821684437U CN209557816U CN 209557816 U CN209557816 U CN 209557816U CN 201821684437 U CN201821684437 U CN 201821684437U CN 209557816 U CN209557816 U CN 209557816U
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- insulating layer
- heat insulation
- polyurethane foam
- prefabricated direct
- outer protection
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- 239000002131 composite material Substances 0.000 title claims abstract description 32
- 229920003023 plastic Polymers 0.000 title claims abstract description 30
- 239000004033 plastic Substances 0.000 title claims abstract description 30
- 238000009413 insulation Methods 0.000 title claims abstract description 17
- 229920005830 Polyurethane Foam Polymers 0.000 title claims abstract description 14
- 239000011496 polyurethane foam Substances 0.000 title claims abstract description 14
- 229920001971 elastomer Polymers 0.000 claims abstract description 13
- 239000012535 impurity Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 208000037656 Respiratory Sounds Diseases 0.000 claims description 2
- 239000006260 foam Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000004321 preservation Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- Thermal Insulation (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821684437.1U CN209557816U (zh) | 2018-10-17 | 2018-10-17 | 一种聚氨酯发泡预制直埋保温复合塑料管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821684437.1U CN209557816U (zh) | 2018-10-17 | 2018-10-17 | 一种聚氨酯发泡预制直埋保温复合塑料管 |
Publications (1)
Publication Number | Publication Date |
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CN209557816U true CN209557816U (zh) | 2019-10-29 |
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Family Applications (1)
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CN201821684437.1U Active CN209557816U (zh) | 2018-10-17 | 2018-10-17 | 一种聚氨酯发泡预制直埋保温复合塑料管 |
Country Status (1)
Country | Link |
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CN (1) | CN209557816U (zh) |
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2018
- 2018-10-17 CN CN201821684437.1U patent/CN209557816U/zh active Active
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 061000 west side of Ping'an Avenue and south side of Fenghuang Road, Yanshan County, Cangzhou City, Hebei Province Patentee after: HEBEI HAOTIAN ENERGY INVESTMENT GROUP CO.,LTD. Address before: West side of Ping'an Street, south side of Fenghuang Road, Yanshan County, Dezhou City, Shandong Province Patentee before: HEBEI HAOTIAN ENERGY INVESTMENT GROUP CO.,LTD. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230803 Address after: 061000 South side of Fenghuang Road, west side of Ping'an Avenue, Yanshan County, Cangzhou City, Hebei Province Patentee after: Hebei Xichang Engineering Construction Co.,Ltd. Address before: 061000 West side of Ping'an Street and south side of Fenghuang Road, Yanshan County, Cangzhou City, Hebei Province Patentee before: HEBEI HAOTIAN ENERGY INVESTMENT GROUP CO.,LTD. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 061000 west of Ping An street and south of Fenghuang Road, Yanshan County, Cangzhou City, Hebei Province Patentee after: Hebei Xichang Technology Co.,Ltd. Country or region after: China Address before: 061000 South side of Fenghuang Road, west side of Ping'an Avenue, Yanshan County, Cangzhou City, Hebei Province Patentee before: Hebei Xichang Engineering Construction Co.,Ltd. Country or region before: China |