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List of Authorized Intellectual Properties

SN

Patent title

Patent No.

Type of patents

1

High Temperature Resistant Oil Well Cement Retarder and Preparation Method Thereof

ZL 2010 1 0255859.9

Patent

2

A Medium and High Temperature Oil Well Cement Early Strength Agent

ZL 2012 1 0001059.3

Patent

3

An Elastoplastic Cement Slurry and Preparation Method Thereof

ZL 2012 1 0029069.8

Patent

4

Anti-Channeling Cement Slurry

ZL 2012 1 0033701.6

Patent

5

Dry Wellbore Cement Slurry

ZL 2012 1 0163173.6

Patent

6

New Plugging Materials

ZL 2012 1 0162477.0

Patent

7

New Cement Slurry Plugging Fluid

ZL 2012 1 0162286.4

Patent

8

Consistometer Slurry Cup Blowing System

ZL 2010 2 0296823.0

Utility model

9

Safety Protection Shell Based on Reaction Kettle Discharging Valve

ZL 2010 2 0296818.X

Utility model

10

Slurry Cup Protection Device

ZL 2010 2 0296836.8

Utility model

11

A Variable-Diameter Pipe for Multi-Stage Change in the Diameter of the Discharge Port of Reaction Kettle

ZL 2010 2 0296796.7

Utility model

12

A Hoist Running Track Positioning Device

ZL 2010 2 0296800.X

Utility model

13

A Liquid Plastic Storage Barrel Cap Opener

ZL 2010 2 0296776.X

Utility model

14

A Trolley for Handling and Transporting Single Barrel

ZL 2010 2 0296808.6

Utility model


 

15


Heat Preservation Reaction Kettle for Synthesizing Oil Well Cement Additives

ZL 2012 2 0085071.2

Utility model

16

A Dosing Device for Synthesizing Oil Well Cement Additives

ZL 2012 2 0085069.5

Utility model

17

Well Cementation Dosing Truck

ZL 2012 2 0085070.8

Utility model

18

Highly-Efficient Self-Circulating Well-Cementing Dosing Tank

ZL 2012 2 0085073.1

Utility model

19

A Dropping Device Convenient for Observing Inner Working Condition

ZL 2012 2 0208700.6

Utility model

20

A Sand Bed for Simulating Well Wall of Dry Wellbore

ZL 2012 2 0208697.8

Utility model

21

Illuminating Lamp for Oil-Well Cement Additive Synthesis Reaction Kettle

ZL 2012 2 0208699.7

Utility model

22

A Simple Mixing Device

ZL 2012 2 0385807.8

Utility model

23

A Convenient Cap Opener

ZL 2012 2 0385873.5

Utility model

24

A Wrench Applied to A Hand-Operated Type Rotating Valve for Reaction kettle

ZL 2013 2 0199104.0

Utility model