How many patents does
China Petrochemical & Chemical Corporation, Jiangsu Oilfield Branch have?
patents
385
families
348
granted
37
applications
348
CN
385
Buy the report
The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
contact us for pricing
- VAT will apply to UK companies
- EU companies must supply their VAT number
Check out our sample pages |
Find companies to compare
Many companies now available
companies
12,000+
patents
42 million
patent families
23 million
Search to find companies of interest
read summary of their published patent
the following tables are just extracts from the report
the company report contains more information
China Petrochemical & Chemical Corporation, Jiangsu Oilfield Branch
Top ten assignees appearing on patents
2009
2018
China Petrochemical & Chemical Corporation, Jiangsu Oilfield Branch
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method for preparing oil-removing microbial inoculum and method for treating oil field s… 🛈 | 2 | 2012 |
| high-pressure physical property sample transferring device for formation test | 2 | 2012 |
| experimental method for simulating injection production plane conflict in well group | 2 | 2017 |
| specific primer for quickly detecting nitrate reducing bacteria in oil filed and using m… 🛈 | 2 | 2013 |
| horizontal well mechanical layering and hydraulic jet fracture acidizing compound techni… 🛈 | 2 | 2014 |
| underground mechanical switch ball valve | 2 | 2016 |
| site treatment technique for environment-friendly polyether alcohol amine drilling fluid | 2 | 2016 |
| high temperature resistant gemini cationic viscoelastic surfactant (ves) and synthetic m… 🛈 | 2 | 2014 |
| rapid detecting method of sulphate reducing bacteria and kit thereof | 2 | 2014 |
| spraying pipe for hydraulic deep-penetrating drilling | 2 | 2016 |