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2022
|
Invention
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Pipe grooving machine. A pipe grooving machine, comprising a machining mechanism for grooving a p... |
|
|
Invention
|
Pipe machining and shape correcting apparatus and method. A pipe machining and shape correcting a... |
|
|
Invention
|
Intelligent support platform for steel pipe grooving machine. An intelligent support platform for... |
|
|
Invention
|
Composite vertical position-limiting device for grooved pipe end of steel pipe and steel pipe gro... |
|
|
Invention
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Intelligent control system for roll grooving machine and method for roll grooving operation of pi... |
|
|
Invention
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Common base frame and grooving machining center having common base frame. A common base frame for... |
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|
Invention
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Online leveling device for steel pipe grooving machine. An online leveling device for a steel pip... |
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|
Invention
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Intelligent steel pipe grooving apparatus and grooving method. The present disclosure provides an... |
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2021
|
G/S
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Pressure measuring apparatus; pressure indicator plugs for valves; tool measuring instruments; fl... |
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G/S
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Pressure measuring apparatus; pressure indicator plugs for
valves; tool measuring instruments; f... |
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|
G/S
|
Temperature indicators; pressure indicators; pressure
measuring apparatus; tool measuring instru... |
|
|
Invention
|
Compression-type thick-walled pipe fitting. A compression-type thick-walled pipe fitting for a th... |
|
|
Invention
|
Composite squeezable gear ring and compression fitting applying same. Disclosed is a composite sq... |
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2020
|
Invention
|
Pipe clamp and pipe clamp assembly capable of realizing quick connection. A pipe clamp and a pipe... |
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|
Invention
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Pipe clamp capable of realizing quick connection, and pipe clamp assembly. Disclosed are a pipe c... |
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|
Invention
|
Pipe clamp and pipe clamp assembly. Provided are a pipe clamp and a pipe clamp assembly. The pipe... |
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2019
|
G/S
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Water-pipe valves of metal; ducts of metal, for central
heating installations; valves of metal, ... |
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G/S
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Water-pipe valves of metal; ducts of metal, for central heating installations; valves of metal, o... |
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2017
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G/S
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Steel tubes; ducts of metal, for central heating installations; water-pipes of metal; elbows of m... |
|
|
G/S
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Steel tubes; ducts of metal, for central heating
installations; water-pipes of metal; elbows of ... |
|
|
G/S
|
Ground tubes of steel; Ducts and pipes of metal for central heating installations; Water-pipes of... |
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2014
|
G/S
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Elbows for pipes; metal junctions for pipes; automatic valves; safety valves; pipework of metal i... |
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2011
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G/S
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Elbows of metal for pipes; junctions of metal for pipes; valves of metal other than parts of mach... |
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G/S
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Elbows of metal for pipes; junctions of metal for pipes;
valves of metal (other than parts of ma... |
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1997
|
G/S
|
Water pipes for sanitary installation. |
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1996
|
G/S
|
pipe fittings for water supply and heating installations |
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|
G/S
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Malleable iron pipe fittings for water supply and heating installations. |
