Abstract: At present, offshore drilling operations often use buttress thread casing as surface casing. The design conception of buttress thread casing is comes from the offshore drilling's demands and ...

In the age of Industry 4.0, digitalization of metal working processes is becoming more and more important. In contemporary mechanical engineering, metal-cutting machines form the main equipage for ...

The influence of thread profile on the fixation stability of bone screws remains unclear. This study aimed to compare the fixation stability of screws with different thread profiles under several ...

Screws made up of non-biodegradable materials (Ti-alloy, etc.) have been used since long for temporary joining/fixation in applications involving skeleton damage or bone fracture. These screws need to ...