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Crosshead Box and Plunger Pump
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Publication number 20250035107
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Publication date Jan 30, 2025
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YANTAI JEREH OILFIELD SERVICES GROUP CO., LTD.
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Junlei YAO
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fracturing Pump Spacer Frame
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Publication number 20250034975
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Publication date Jan 30, 2025
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YANTAI JEREH OILFIELD SERVICES GROUP CO., LTD.
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Junlei YAO
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E21 - EARTH DRILLING MINING
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Packing Leakage Detection System and Method
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Publication number 20240263630
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Publication date Aug 8, 2024
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YANTAI JEREH OILFIELD SERVICES GROUP CO., LTD.
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Wenlong ZUO
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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VALVE FAULT DETECTION METHOD AND APPARATUS
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Publication number 20230220929
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Publication date Jul 13, 2023
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YANTAI JEREH OILFIELD SERVICES GROUP CO., LTD.
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Xinmeng WANG
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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CONTINUOUS OIL PIPE CLAMP MECHANISM
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Publication number 20150204148
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Publication date Jul 23, 2015
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YANTAI JEREH OILFIELD SERVICES GROUP Co., Ltd.
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Dong Liu
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E21 - EARTH DRILLING MINING
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79402358 - JEREH
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Serial number 79402358
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Registration number 7749454
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Filing date Apr 19, 2024
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Yantai Jereh Oilfield Services Group Co., Ltd.
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1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
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90877707 - APOLLO
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Serial number 90877707
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Registration number 7038133
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Filing date Aug 11, 2021
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Yantai Jereh Oilfield Services Group Co., Ltd.
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7 - Machines and machine tools
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90877691 - POWER2GO
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Serial number 90877691
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Registration number 7170543
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Filing date Aug 11, 2021
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Yantai Jereh Oilfield Services Group Co., Ltd.
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7 - Machines and machine tools
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90725034 - JEREH
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Serial number 90725034
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Registration number 6951082
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Filing date May 20, 2021
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Yantai Jereh Oilfield Services Group Co., Ltd.
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7 - Machines and machine tools
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90055202 - JEREH
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Serial number 90055202
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Filing date Jul 15, 2020
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Yantai Jereh Oilfield Services Group Co., Ltd.
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10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
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90055195 - JEREH
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Serial number 90055195
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Registration number 6272216
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Filing date Jul 15, 2020
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Yantai Jereh Oilfield Services Group Co., Ltd.
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7 - Machines and machine tools
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86468387 - JESOL
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Serial number 86468387
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Registration number 4844237
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Filing date Dec 1, 2014
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YANTAI JEREH OILFIELD SERVICES GROUP CO.,LTD.
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6 - Common metals and their alloys
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85472415 - JEREH
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Serial number 85472415
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Registration number 4352408
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Filing date Nov 14, 2011
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Yantai Jereh Oilfield Services Group Co., Ltd.
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7 - Machines and machine tools