EG12015A - A roller cutter drill bit
- Google Patents
A roller cutter drill bit
Info
Publication number
EG12015A
EG12015AEG65376AEG65376AEG12015AEG 12015 AEG12015 AEG 12015AEG 65376 AEG65376 AEG 65376AEG 65376 AEG65376 AEG 65376AEG 12015 AEG12015 AEG 12015A
Authority
EG
Egypt
Prior art keywords
drill bit
roller cutter
cutter drill
roller
bit
Prior art date
Application number
EG65376A
Inventor
H Murdoch
Original Assignee
Reed Tool Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Reed Tool CofiledCriticalReed Tool Co
Priority to EG65376ApriorityCriticalpatent/EG12015A/en
Application grantedgrantedCritical
Publication of EG12015ApublicationCriticalpatent/EG12015A/en