Patent · US Active

Method of cutting single crystals

US8723288B2 · kind B2 · utility

0Cited by

7References

9Claims

0Family size

Assignee

FREIBERGER COMPOUND MATERIALS GMBH · DE

Inventors

Ralf Hammer · Freiberg, DE
Manfred Jurisch · Dresden, DE

Key dates

Filing date	Sep 7, 2011
Grant date	May 13, 2014
Priority date	—
Expiry date	Sep 7, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31678
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A single crystal having a technologically generated cleavage surface that extends along a natural crystallographic cleavage plane with an accuracy of less than |0.001°| when measured over a length relevant for the technology of the single crystal or over each of a plurality of surface areas extending in the direction of separation and having a length ≧2 mm within the technologically relevant surface area.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.