Removable thermal control for ribbon crystal pulling furnaces

United States of America Patent

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Oct 23, 2012
Grant Date
Dec 18, 2008
app pub date
Jun 13, 2008
filing date
Jun 14, 2007

priority date (Note)
Expired

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Abstract

A ribbon crystal pulling furnace has a base insulation and a liner insulation removably connected to the base insulation. At least a portion of the liner insulation forms an interior for containing a crucible.

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Patent Owner(s)

Patent Owner	Address
EVERGREEN SOLAR INC	259 CEDAR HILL STREET MARLBOROUGH MA 01752-3004

International Classification(s)

C30B:SINGLE-CRYSTAL GROWTH

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Harvey, David	Westford, US	76	1079
Huang, Weidong	Acton, US	74	496
Reitsma, Scott	Shrewsbury, US	16	8
Richardson, Christine	Northborough, US	16	86
Wallace, Richard	Acton, US	24	303

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Removable thermal control for ribbon crystal pulling furnaces

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12138791

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PATENT NO	8293007
APP PUB NO	20080308035A1
SERIAL NO	12138791
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 23, 2012	US,8293007,B2 US8293007B2	GRANTED PATENT AS SECOND PUBLICATION
December 18, 2008	US,20080308035,A1 US20080308035A1	FIRST PUBLISHED PATENT APPLICATION

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12138791

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