A POLYCRYSTALLINE SUPER HARD CONSTRUCTION AND A METHOD FOR MAKING SAME
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Oct 22, 2015
app pub date -
Nov 5, 2013
filing date -
Nov 5, 2012
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A polycrystalline super hard construction comprising a body of polycrystalline diamond (PCD) material and a plurality of interstitial regions between inter-bonded diamond grains forming the polycrystalline diamond material; the body of PCD material comprises a working surface positioned along an outside portion of the body; a first region substantially free of a solvent/catalysing material; a second region remote from the working surface that includes solvent/catalysing material in a plurality of the interstitial regions; and a substrate attached to the second region along an interface. The first region extends a depth from the working surface and the thickness of the second region between the interface with the substrate and an interface with the first region is between around 20 microns to around 200 microns at one or more points along the interface with the substrate.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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