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"HUANG RUIHAI"
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"HUANG RUIHAI"
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Integrated ball valve element plug valve and assembling method
by
HUANG RUIHAI
Year of Publication
06.07.2021
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Perilla seed harvesting machine
by
HUANG RUIHAI
Year of Publication
30.04.2021
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Device for detecting key parts of plug valve
by
HUANG RUIHAI
Year of Publication
17.09.2019
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Detection device for key components of plug valve
by
HUANG RUIHAI
Year of Publication
22.02.2019
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File anti-corrosion method, device and system based on distributed platform
by
HUANG RUIHAI
,
LIANG QI
Year of Publication
05.01.2024
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Full-hydraulic rigidity-adjustable two-way flexible short joint
by
HUANG RUIHAI
Year of Publication
31.05.2017
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Novel rotary percussion drilling tool
by
HUANG RUIHAI
Year of Publication
10.05.2017
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Supercharging propulsion device capable of damping and using method
by
YAN XIJIAO
,
HUANG RUIHAI
,
HU LEI
Year of Publication
06.08.2024
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Bidirectional redressing centralizer
by
HUANG YUN
,
YAN XIJIAO
,
HUANG RUIHAI
,
HU LEI
Year of Publication
11.06.2024
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Under-pressure switch plug valve and application method thereof
by
HUANG RUIHAI
,
HUANG BO'EN
Year of Publication
19.03.2019
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11
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Inner blowout preventer pressure testing table
by
HUANG RUIHAI
,
HUANG BO'EN
Year of Publication
12.03.2019
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12
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Reducing centering guide
by
HUANG RUIHAI
,
HUANG BO'EN
Year of Publication
01.03.2019
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Method for preventing drill jamming and bidirectional redressing centralizer
by
HUANG YUN
,
YAN XIJIAO
,
HUANG RUIHAI
,
HU LEI
Year of Publication
09.01.2024
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Data detection method and device, equipment and storage medium
by
LUO BINGAN
,
YU WEI
,
HUANG RUIHAI
,
CHENG CANQUAN
Year of Publication
10.11.2023
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Business file storage method and device, storage medium and electronic device
by
LUO BINGAN
,
HUANG RUIHAI
,
YE YUTANG
,
ZHANG YANG
Year of Publication
27.10.2023
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Function calling method and device of application program, processor and electronic equipment
by
LUO BINGAN
,
HUANG RUIHAI
,
YE YUTANG
,
ZHANG YANG
Year of Publication
20.10.2023
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Business processing method and device, equipment and storage medium
by
LUO BINGAN
,
ZHU LEHE
,
HUANG RUIHAI
,
ZHANG YANG
Year of Publication
08.08.2023
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Efficient blowout preventer pressure testing method and blowout preventer hoop
by
HUANG RUIHAI
,
HUANG BO'EN
Year of Publication
22.06.2018
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Overlapped parking space capable of lifting
by
HUANG RUIHAI
,
HUANG BO'EN
Year of Publication
15.06.2018
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Interaction method and device between systems, electronic equipment and medium
by
LUO BINGAN
,
LIU XUAN
,
HUANG RUIHAI
,
WU YUANMEI
Year of Publication
20.09.2022
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