| Patent Number |
Title Of Patent |
Date Issued |
| D595751 |
Throwaway insert for metal cutting tool |
July 7, 2009 |
|
| D595323 |
Throwaway insert for metal cutting tool |
June 30, 2009 |
|
| D595322 |
Throwaway insert for metal cutting tool |
June 30, 2009 |
|
| 6737377 |
Cutting tool of a cubic boron nitride sintered compact |
May 18, 2004 |
| The object of the present invention is to provide a cutting tool consisting of fine grain cBN free from a binder and having a grain size of at most 1 .mu.m and having a high hardness, high strength and excellent heat resistance. The feature thereof consists in a cutting tool compring, as |
| 6716544 |
Coated sinter of cubic-system boron nitride |
April 6, 2004 |
| A coated cubic boron nitride (cBN) sintered body most suitable for a cutting tool having excellent resistance to wear and heat in the high-speed cutting of steel has been developed. The sintered body comprises (a) a base material made of a sintered body comprising at least 99.5 vol. |
| 6001758 |
Hard and tough sintered body |
December 14, 1999 |
| A sintered body consists of high-pressure phase boron nitride, a residual binder phase and an unavoidable impurity, and contains high-pressure phase boron nitride powder which is previously coated with a binder before sintering. The coating binder consists of an element belonging to the |
| 5890847 |
Cutting tool for milling |
April 6, 1999 |
| A cutting tool for milling comprises an insert consisting of a cubic boron nitride sintered body having heat conductivity of at least 400 W/m.K at 120.degree. C. and a thermal expansion coefficient within the range of at least 3.0.times.10.sup.-6 /K and not more than 4.0.times.10.sup.-6 |
