CHIYODA CHEMICAL ENGINEERING & CONSTRUCTION COMPANY LIMITED

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Patents Grantslast 30 patents

Information Patent Grant
Method for dehalogenation of a halide and catalyst used therefor
- Patent number 4,956,326
- Issue date Sep 11, 1990
- Chiyoda Chemical Engineering & Construction Co., Ltd.
- Noriyuki Yoneda
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Wet-process stack gas purification method
- Patent number 4,931,263
- Issue date Jun 5, 1990
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Hitoshi Wakui
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for hydrogenation of coal tar pitch
- Patent number 4,909,923
- Issue date Mar 20, 1990
- Nippon Steel Chemical Co., Ltd.
- Hiroshi Okazaki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for installing pipe in multipipe type gas-liquid contact...
- Patent number 4,765,960
- Issue date Aug 23, 1988
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Toshiaki Urata
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Incinerating and melting apparatus
- Patent number 4,728,081
- Issue date Mar 1, 1988
- Chiyoda Chemical Engineering & Construction Co., Ltd.
- Haruo Nishino
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method of preparing alumina
- Patent number 4,562,059
- Issue date Dec 31, 1985
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Sachio Asaoka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Process for the preparation of alumina
- Patent number 4,555,394
- Issue date Nov 26, 1985
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Sachio Asaoka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Process for the conversion of heavy hydrocarbon oils into light hyd...
- Patent number 4,530,754
- Issue date Jul 23, 1985
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Yoshimi Shiroto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of converting heavy hydrocarbon oils into light hydrocarbon...
- Patent number 4,530,753
- Issue date Jul 23, 1985
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Yoshimi Shiroto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for hydrocracking hydrocarbons with hydrotreatment-regenera...
- Patent number 4,525,267
- Issue date Jun 25, 1985
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Masayoshi Inooka
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process of thermally cracking heavy hydrocarbon oils
- Patent number 4,487,686
- Issue date Dec 11, 1984
- Fuji Oil Company, Ltd.
- Shimpei Gomi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Processing heavy hydrocarbon oils
- Patent number 4,486,295
- Issue date Dec 4, 1984
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Masayoshi Inooka
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Thermal cracking of heavy hydrocarbon oils
- Patent number 4,477,334
- Issue date Oct 16, 1984
- Fuji Oil Co., Ltd.
- Shimpei Gomi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Apparatus for biological treatment of waste water in downflow opera...
- Patent number 4,454,038
- Issue date Jun 12, 1984
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Chiaki Shimodaira
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for recovering power according to a cascaded Rankine cycle b...
- Patent number 4,444,015
- Issue date Apr 24, 1984
- Chiyoda Chemical Engineering & Construction Co., Ltd.
- Osamu Matsumoto
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Hydrotreatment of heavy hydrocarbon oils containing asphaltenes, an...
- Patent number 4,444,655
- Issue date Apr 24, 1984
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Yoshimi Shiroto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for hydrocracking heavy hydrocarbon oils and catalyst therefor
- Patent number 4,440,631
- Issue date Apr 3, 1984
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Osamu Togari
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for hydrotreatment of heavy hydrocarbon oils
- Patent number 4,424,142
- Issue date Jan 3, 1984
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Sachio Asaoka
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalysts for hydrotreatment of heavy hydrocarbon oils containing a...
- Patent number 4,422,960
- Issue date Dec 27, 1983
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Yoshimi Shiroto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for hydrotreating heavy hydrocarbon oils, catalysts therefo...
- Patent number 4,399,026
- Issue date Aug 16, 1983
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Yoshimi Shiroto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for processing LNG for Rankine cycle
- Patent number 4,388,092
- Issue date Jun 14, 1983
- Chiyoda Chemical Engineering & Construction
- Osamu Matsumoto
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Method for improving the strength of a water-saturated soft soil
- Patent number 4,367,986
- Issue date Jan 11, 1983
- Chiyoda Chemical Engineering & Construction Co., Ltd.
- Hajime Miyoshi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Gas sparging method
- Patent number 4,368,060
- Issue date Jan 11, 1983
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Hiroshi Yanagiako
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalysts for hydrotreating heavy hydrocarbon oils and a method of...
- Patent number 4,367,164
- Issue date Jan 4, 1983
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Yoshimi Shiroto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for hydrotreating heavy hydrocarbon oils and method of pre...
- Patent number 4,367,165
- Issue date Jan 4, 1983
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Sachio Asaoka
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalysts for demetallization treatment of hydrocarbons supported o...
- Patent number RE31036
- Issue date Sep 21, 1982
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Masayoshi Inooka
- 252 - Compositions
Information Patent Grant
Catalysts for demetallization treatment of hydrocarbons supported o...
- Patent number RE31037
- Issue date Sep 21, 1982
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Masayoshi Inooka
- 252 - Compositions
Information Patent Grant
Catalysts for demetallization treatment of hydrocarbons supported o...
- Patent number RE31038
- Issue date Sep 21, 1982
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Masayoshi Inooka
- 252 - Compositions
Information Patent Grant
Catalysts for demetallization treatment of hydrocarbons supported o...
- Patent number RE31039
- Issue date Sep 21, 1982
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Masayoshi Inooka
- 252 - Compositions
Information Patent Grant
Process for hydrotreating heavy oils containing metals
- Patent number 4,340,466
- Issue date Jul 20, 1982
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Masayoshi Inooka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

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Trademarklast 30 trademarks

Information Trademark
72247482 - HI-AQUA-FINER
- Serial number 72247482
- Registration number 842067
- Filing date Jun 7, 1966
- CHIYODA CHEMICAL ENGINEERING & CONSTRUCTION COMPANY LIMITED
- 31 - Grains and agricultural, horticultural and forestry products not included in other classes
Information Trademark
72193629 - KISSEAL
- Serial number 72193629
- Registration number 802039
- Filing date May 18, 1964
- CHIYODA CHEMICAL ENGINEERING & CONSTRUCTION COMPANY LIMITED
- 20 - Furniture, mirrors, picture frames

CHIYODA CHEMICAL ENGINEERING & CONSTRUCTION COMPANY LIMITED

Organization

Patents Grantslast 30 patents

Method for dehalogenation of a halide and catalyst used therefor

Wet-process stack gas purification method

Method for hydrogenation of coal tar pitch

Apparatus for installing pipe in multipipe type gas-liquid contact...

Incinerating and melting apparatus

Method of preparing alumina

Process for the preparation of alumina

Process for the conversion of heavy hydrocarbon oils into light hyd...

Method of converting heavy hydrocarbon oils into light hydrocarbon...

Process for hydrocracking hydrocarbons with hydrotreatment-regenera...

Process of thermally cracking heavy hydrocarbon oils

Processing heavy hydrocarbon oils

Thermal cracking of heavy hydrocarbon oils

Apparatus for biological treatment of waste water in downflow opera...

Method for recovering power according to a cascaded Rankine cycle b...

Hydrotreatment of heavy hydrocarbon oils containing asphaltenes, an...

Process for hydrocracking heavy hydrocarbon oils and catalyst therefor

Catalyst for hydrotreatment of heavy hydrocarbon oils

Catalysts for hydrotreatment of heavy hydrocarbon oils containing a...

Process for hydrotreating heavy hydrocarbon oils, catalysts therefo...

Method for processing LNG for Rankine cycle

Method for improving the strength of a water-saturated soft soil

Gas sparging method

Catalysts for hydrotreating heavy hydrocarbon oils and a method of...

Catalyst for hydrotreating heavy hydrocarbon oils and method of pre...

Catalysts for demetallization treatment of hydrocarbons supported o...

Catalysts for demetallization treatment of hydrocarbons supported o...

Catalysts for demetallization treatment of hydrocarbons supported o...

Catalysts for demetallization treatment of hydrocarbons supported o...

Process for hydrotreating heavy oils containing metals

Trademarklast 30 trademarks

72247482 - HI-AQUA-FINER

72193629 - KISSEAL