In addition, there is no patent office, only China National Intellectual Property Administration and other parts of the country have representative offices, with one * * * nine. Local institutions can only accept applications, and all reviews are conducted in China National Intellectual Property Administration.
Patent application must meet the requirements of novelty, creativity and practicality.
There are three kinds of patents: invention, utility model and appearance.
Technology can only be used for invention.
The improvement of some production processes you mentioned is a new process, so it belongs to an invention application.
Because you came up with the plan yourself, there is no problem with novelty. But it depends on your specific process improvement to judge whether you are creative or not.
You can also see for yourself whether you are creative. Creative judgment is based on outstanding substantive characteristics and remarkable progress. You can judge whether you have made significant progress (in short, whether you have more obvious and better effects than the existing technology).