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Hirofumi Ohtsuka Patents
Inventor:
Ohtsuka; Hirofumi
Address:
Ashiya, JP
No. of patents:
13
Patents:




Patent Number Title Of Patent Date Issued
7371706 Catalyst for removing hydrocarbons from exhaust gas and method for purification of exhaust gas May 13, 2008
A catalyst for removing hydrocarbons from exhaust gas containing methane and an excess of oxygen, which comprises palladium or palladium/platinum supported on at least one carrier selected from zirconia, sulfated zirconia and tungsten-zirconia, and a method for treating exhaust gas u
7364712 Catalyst for purifying methane-containing waste gas and method of purifying methane-containing w April 29, 2008
This invention provides a catalyst for removing hydrocarbons from a combustion gas containing methane and containing an excess of oxygen, which comprises iridium supported on zirconium oxide; and a method of removing hydrocarbons from a combustion gas containing methane and containin
6887446 Catalyst for removing hydrocarbons from exhaust gas and method for purification of exhaust gas May 3, 2005
A catalyst for removing hydrocarbons from exhaust gas containing methane and an excess of oxygen, which comprises palladium or palladium/platinum supported on at least one carrier selected from zirconia, sulfated zirconia and tungsten-zirconia, and a method for treating exhaust gas u
6788990 Process control device and process control method September 7, 2004
A process control device controls a plurality of processing devices placed in parallel to perform at least two process steps for consecutively processing workpieces in a lot. The process control device includes a device group information for grouping of a plurality of processing devices
6733243 Method of interbay transportation May 11, 2004
An interbay transportation system includes bays in which process equipment are provided, stockers provided for the individual bays, and a vehicle traveling through the stockers for transporting a semi-processed product from one of the stockers to another. Timing to start transportation i
6721627 Track conveyance system April 13, 2004
A conveyance system which performs conveying action operating carrier vehicles, including a loop track, carrier vehicles which run on the track, a station where each carrier vehicle performs loading and unloading of a cargo, and a standby station for storing the carrier vehicles in a sta
6687568 Transportation system February 3, 2004
A transportation system includes lifts for inter-floor carriage, a carrier cart for intra-floor carriage, and a transit stocker for loading/unloading an article to/from the lift. For each of the lifts, operation status, that is, operating or not, is recorded in a database. The operating
6602481 Catalyst for removing hydrocarbons from exhaust gas and method for clarification of exhaust gas August 5, 2003
A catalyst for removing hydrocarbons from exhaust gas containing methane and an excess of oxygen, which comprises palladium or palladium/platinum supported on at least one carrier selected from zirconia, sulfated zirconia and tungsten-zirconia, and a method for treating exhaust gas u
6577972 Sampling inspection managing system June 10, 2003
In a sampling inspection managing system, for each processing step, a setting is made on a processing flow table as to whether the processing step concerned is a step for determining the sampling inspection frequency of a specific inspection step. For a processing step which is set as
6535778 Process control method and process control apparatus March 18, 2003
In a process control method, when T.sub.1 +Tw+T.sub.2 <Td is satisfied, where a time obtained by adding a conveyance time from a hold stocker to the pre-treatment processing equipment to a waiting time until start of a pre-treatment is T.sub.1, treatment time in the pre-treatment proc
6075438 Communication network for vehicle control and diagnosis method thereof June 13, 2000
A communication network for vehicle control and a method of diagnosing the same in which the self-diagnosis functions attributed to some of control units in the communication network are combined with a manual diagnosis operation, whereby the diagnosis can be carried out by a relatively
5993764 Nitrogen oxide-reducing catalyst and process for reducing nitrogen oxides in exhaust gas November 30, 1999
The present invention provides a NOx reducing catalyst comprising BEA zeolite which is ion-exchanged with Co to have a Co/Al ratio between 0.2 and 0.6 and is loaded with at least one metal selected from among Ca, Sr, Ba, La, Mn, Ag, In, and Ni. The present invention also provides a NOx
5985225 Nitrogen oxides reduction catalyst and process for reducing nitrogen oxides in exhaust gas November 16, 1999
The present invention relates to a catalyst for reduction of nitrogen oxides in exhaust gas containing oxygen by hydrocarbons, which comprises cobalt-loaded zeolite not showing a Raman spectral band assignable to cobalt oxide (Co.sub.3 O.sub.4).


 
 
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