Assignee
BEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LTD
CN·4 granted patents·22 citations·filing 2002–2014
Top patents by PatentIndex Score
4 records- 0176US7717979B2Composition for a desulfurizer with a high sulfur capacity and the process of making the sameBEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LTD·Filed 2007·Granted May 18, 2010·9 cites·8 claims
- 0272US7342145B2Process for refining liquefied petroleum gas in a commercial scaleBEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LTD·Filed 2002·Granted Mar 11, 2008·10 cites·10 claims
- 0346US7754650B2Trifunctional catalyst for sulphur transfer, denitrogenation and combustion promoting and a method for preparing the sameBEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LTD·Filed 2004·Granted Jul 13, 2010·3 cites·18 claims
- 0444US10376836B2Desulfurizer for conversion and absorption of high-concentration carbonyl sulfide and a desulfurizer for catalytic conversion and absorption of carbon disulfide and their preparation methodsBEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LTD·Filed 2014·Granted Aug 13, 2019·0 cites·6 claims
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