| (84) |
Designated Contracting States: |
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AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL
NO PL PT RO RS SE SI SK SM TR |
| (30) |
Priority: |
22.09.2011 CN 201110284499
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| (43) |
Date of publication of application: |
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30.07.2014 Bulletin 2014/31 |
| (73) |
Proprietor: GREENTECH ENVIRONMENTAL CO., LTD. |
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Beijing 100102 (CN) |
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| (72) |
Inventor: |
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- ZHANG, Huichun
Wangjing
Chaoyang District,
Beijing 100102 (CN)
|
| (74) |
Representative: Spittle, Mark Charles |
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28 Apex House
Thomas Street, Trethomas Caerphilly, CF83 8DP Caerphilly, CF83 8DP (GB) |
| (56) |
References cited: :
EP-A1- 1 302 228 CN-A- 1 488 430 CN-Y- 2 611 021 CN-Y- 201 283 273 DE-A1- 3 839 984 US-A- 4 414 113 US-A1- 2005 121 391
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WO-A1-97/47375 CN-A- 102 160 966 CN-Y- 201 263 972 CN-Y- 201 295 595 JP-A- H08 299 767 US-A- 5 282 964
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