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US Patent 9327451 Method for manufacturing an object by solidifying a powder using a laser

Patent 9327451 was granted and assigned to Phenix Systems S.A. on May, 2016 by the United States Patent and Trademark Office.

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Patent
Patent

Patent attributes

Current Assignee
Phenix Systems S.A.
Phenix Systems S.A.
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
9327451
Date of Patent
May 3, 2016
Patent Application Number
13824444
Date Filed
April 18, 2012
Patent Citations Received
‌
US Patent 11865769 Weak material phases
0
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US Patent 12076789 Additive manufacturing using a dynamically grown build envelope
0
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US Patent 12005647 Material manipulation in three-dimensional printing
0
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US Patent 11691343 Three-dimensional printing and three-dimensional printers
0
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US Patent 11999110 Quality assurance in formation of three-dimensional objects
0
Patent Primary Examiner
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Galen Hauth
Patent abstract

This process for manufacturing an object by solidifying a powder (P) includes steps of: a) depositing a powder layer (P) on a working zone (Z); b) compacting this layer; c) solidifying a first zone (7) of the compacted layer using a laser; d) solidifying at least one second zone (11, 12, 13) of the compact layer, this second zone (11, 12, 13) making contact with the zone (7) solidified in step c), under solidifying conditions chosen so that this second solidified zone (11, 12, 13) is less strong than the first solidified zone (7); e) repeating steps a) to d) until the object (1) is obtained; and f), after step e) and when the object (1) is finished, removing the second zones (11, 12) with respect to the first zones (7).

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