| 2013-01-03 |
5 |
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| 2013-01-03 |
4 |
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| 2013-01-03 |
4 |
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| 2013-01-02 |
4 |
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| 2012-12-14 |
4 |
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| 2012-12-07 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES 8-K 12-4-2012 |
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| 2012-11-21 |
4 |
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| 2012-11-16 |
4 |
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| 2012-11-14 |
4 |
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| 2012-11-13 |
4 |
PRIMARY DOCUMENT |
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| 2012-11-08 |
10-Q |
PERMA-FIX ENVIRONMENTAL SERVICES INC 10-Q 9-30-2012 |
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| 2012-11-08 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-K 11-8-2012 |
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| 2012-10-03 |
4 |
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| 2012-10-03 |
4 |
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| 2012-10-01 |
4 |
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| 2012-10-01 |
4 |
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| 2012-10-01 |
4 |
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| 2012-09-18 |
4 |
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| 2012-09-18 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-K 9-13-2012 |
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| 2012-09-14 |
4 |
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| 2012-09-14 |
4 |
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| 2012-09-13 |
4 |
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| 2012-09-13 |
4 |
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| 2012-09-13 |
4 |
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| 2012-09-13 |
4 |
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| 2012-08-21 |
4 |
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| 2012-08-08 |
10-Q |
PERMA-FIX ENVIRONMENTAL SERVICES INC 10-Q 6-30-2012 |
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| 2012-08-08 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES, INC 8-K 8-8-2012 |
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| 2012-08-06 |
DEF 14A |
PERMA-FIX ENVIRONMENTAL SERVICES INC DEF 14A 9-13-2012 |
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| 2012-07-24 |
ARS |
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| 2012-07-18 |
8-K |
PERMA FIX ENVIRONMENTAL SERVICES INC 8-K 7-12-2012 |
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| 2012-07-02 |
4 |
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| 2012-07-02 |
4 |
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| 2012-07-02 |
4 |
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| 2012-07-02 |
4 |
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| 2012-07-02 |
4 |
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4 |
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4 |
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4 |
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| 2012-05-29 |
4 |
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| 2012-05-24 |
4 |
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| 2012-05-10 |
10-Q |
PERMA-FIX ENVIRONMENTAL SERVICES, INC 10-Q 3-31-2012 |
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| 2012-05-08 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-K 5-8-2012 |
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| 2012-04-25 |
CT ORDER |
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| 2012-04-16 |
4 |
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| 2012-04-04 |
4 |
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| 2012-04-03 |
4 |
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| 2012-04-03 |
4 |
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| 2012-04-03 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES, INC 8-K 3-29-2012 |
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| 2012-04-03 |
4 |
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| 2012-04-03 |
4 |
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| 2012-04-03 |
4 |
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| 2012-03-19 |
4 |
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| 2012-03-15 |
10-K |
PERMA-FIX ENVIRONMENTAL SERVICES INC 10-K 12-31-2011 |
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| 2012-03-14 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES, INC 8-K 3-14-2012 |
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| 2012-02-27 |
4 |
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| 2012-02-14 |
SC 13G/A |
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| 2012-02-10 |
SC 13G/A |
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| 2012-02-10 |
SC 13G/A |
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| 2012-01-17 |
8-K/A |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-K A 10-31-2011 |
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| 2012-01-17 |
4 |
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| 2012-01-09 |
4 |
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| 2012-01-05 |
4 |
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| 2012-01-05 |
4 |
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| 2012-01-04 |
4 |
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| 2012-01-03 |
4 |
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| 2012-01-03 |
4 |
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4 |
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| 2011-12-20 |
4 |
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| 2011-12-02 |
8-K/A |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-KA 8-24-2011 |
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| 2011-11-29 |
4 |
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| 2011-11-18 |
4 |
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| 2011-11-14 |
D |
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| 2011-11-07 |
3 |
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| 2011-11-07 |
4 |
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| 2011-11-07 |
10-Q |
PERMA FIX ENVIRONMENTAL SERVICES INC 10-Q 9-30-2011 |
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| 2011-11-04 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES, INC 8-K 10-31-2011 |
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| 2011-11-03 |
8-K |
PERMA FIX ENVIRONMENTAL SERVICES INC 8-K 11-03-2011 |
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| 2011-10-17 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-K 10-14-2011 |
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| 2011-10-12 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES, INC 8-K 10-7-2011 |
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| 2011-10-05 |
4 |
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| 2011-10-03 |
4 |
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| 2011-10-03 |
4 |
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| 2011-10-03 |
4 |
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| 2011-10-03 |
4 |
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| 2011-10-03 |
4 |
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| 2011-10-03 |
4 |
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| 2011-08-30 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES 8-K 8-24-2011 |
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| 2011-08-24 |
4 |
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| 2011-08-24 |
4 |
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| 2011-08-24 |
4 |
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| 2011-08-24 |
4 |
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| 2011-08-24 |
4 |
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| 2011-08-24 |
3 |
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| 2011-08-18 |
4 |
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| 2011-08-18 |
5/A |
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| 2011-08-17 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-K 8-12-2011 |
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| 2011-08-05 |
10-Q |
PERMA-FIX ENVIRONMENTAL SERVICES INC 10-Q 06-30-2011 |
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| 2011-08-04 |
8-K |
PERMA-FIX ENVIRONMENTAL SERVICES INC 8-K 8-4-2011 |
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| 2011-08-01 |
3 |
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