Catalysts and processes for selective hydrogenation of acetylene and dienes in light olefin feedstreams
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United States of America Patent
Stats
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N/A
Issued Date -
Jul 27, 2006
app pub date -
Jun 20, 2005
filing date -
Jun 23, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A catalyst and a method for selective hydrogenation of acetylene and dienes in light olefin feedstreams are provided. The catalyst retains higher activity and selectivity after regeneration than conventional selective hydrogenation catalysts. The catalyst contains a first component and a second component supported on an inorganic support. The inorganic support contains at least one salt or oxide of zirconium, a lanthanide, or an alkaline earth.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
CATALYTIC SOLUTIONS INC | 111 SUPERIOR AVENUE 4568 TELEPHONE ROAD A CALIFORNIA CORP VENTURA CA US 93003 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Golden, Stephen J | Santa Barbara, CA | 102 | 2126 |
# of filed Patents : 102 Total Citations : 2126 | |||
Zhang, Yongqing | Hoboken, NJ | 16 | 45 |
# of filed Patents : 16 Total Citations : 45 |
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Patent Citation Ranking
- 21 Citation Count
- C07C Class
- 92.96 % this patent is cited more than
- 19 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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Feb 16, 2016 | I | Issuance | |
Jan 27, 2016 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jul 10, 2014 | P | Published | |
Dec 17, 2013 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SAITO, SHINJIRO;REEL/FRAME:032272/0062 Owner name: HITACHI CONSTRUCTION MACHINERY CO., LTD., JAPAN Effective Date: Dec 17, 2013 |
May 10, 2012 | F | Filing | |
Sep 27, 2011 | PD | Priority Date |

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