Diamond rock tools for percussive and rotary crushing rock drilling
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 13, 1992
Grant Date -
N/A
app pub date -
Apr 19, 1990
filing date -
Apr 19, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to a rock bit button of cemented carbide for percussive or rotary crushing rock drilling. The button is provided with one or more bodies of polycrystalline diamond in the surface produced at high pressure and high temperature in the diamond stable area. Each diamond body is completely surrounded by cemented carbide except the top surface.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully