STONE & WEBSTER ENGINEERING CORPORATION

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BOSTON, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ceramic slot reactor for ethylene production
- Patent number 6,383,455
- Issue date May 7, 2002
- Stone & Webster Engineering Corp.
- Dennis A. Duncan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Ceramic dip pipe and tube reactor for ethylene production
- Patent number 6,312,652
- Issue date Nov 6, 2001
- Stone & Webster Engineering Corp.
- Dennis A. Duncan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for pretreating cracked gas before caustic tower treatment...
- Patent number 6,235,961
- Issue date May 22, 2001
- Stone & Webster Engineering Corporation
- Sabah A. Kurukchi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Spent caustic pretreatment and enhanced oxidation process
- Patent number 6,210,583
- Issue date Apr 3, 2001
- Stone & Webster Engineering
- Sabah A. Kurukchi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Integrated cracking and olefins derivative process utilizing dilute...
- Patent number 5,981,818
- Issue date Nov 9, 1999
- Stone & Webster Engineering Corp.
- David Purvis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Low residence time catalytic cracking process
- Patent number 5,976,355
- Issue date Nov 2, 1999
- Stone & Webster Engineering Corp.
- Axel R. Johnson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Butadiene removal system for ethylene plants with front end hydroge...
- Patent number 5,939,596
- Issue date Aug 17, 1999
- Stone & Webster Engineering Corp.
- Mark Whitney
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Spent caustic (pre)treatment process
- Patent number 5,885,422
- Issue date Mar 23, 1999
- Stone & Webster Engineering Corporation
- Sabah A. Kurukchi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Chemical absorption process for recovering olefins from cracked gases
- Patent number 5,859,304
- Issue date Jan 12, 1999
- Stone & Webster Engineering Corp.
- Richard Barchas
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process and apparatus for separating fluidized cracking catalysts f...
- Patent number 5,837,129
- Issue date Nov 17, 1998
- Stone & Webster Engineering Corp.
- Joseph L. Ross
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process based mixed refrigerants for ethylene plants
- Patent number 5,768,913
- Issue date Jun 23, 1998
- Stone & Webster Engineering Corp.
- Richard H. McCue
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Fluid catalytic cracking process and apparatus
- Patent number 5,766,558
- Issue date Jun 16, 1998
- Stone & Webster Engineering Corp.
- Warren S. Letzsch
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Butadiene removal system for ethylene plants with front end hydroge...
- Patent number 5,763,715
- Issue date Jun 9, 1998
- Stone & Webster Engineering Corp.
- Mark Whitney
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for catalytically cracking paraffin rich feedstocks compris...
- Patent number 5,730,859
- Issue date Mar 24, 1998
- Stone & Webster Engineering Corporation
- Axel R. Johnson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Fluid catalytic cracking process and apparatus
- Patent number 5,723,040
- Issue date Mar 3, 1998
- Stone & Webster Engineering Corporation
- Warren S. Letzsch
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Short residence time cracking apparatus and process
- Patent number 5,662,868
- Issue date Sep 2, 1997
- Stone & Webster Engineering Corporation
- Warren S. Letzsch
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Apparatus for controlling catalyst temperature during regeneration
- Patent number 5,571,482
- Issue date Nov 5, 1996
- Stone & Webster Engineering Corporation
- Steve L. Long
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalytically cracking paraffin rich feedstocks comprising high and...
- Patent number 5,565,176
- Issue date Oct 15, 1996
- Stone & Webster Engineering Corporation
- Axel R. Johnson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Flexible light olefins production
- Patent number 5,523,502
- Issue date Jun 4, 1996
- Stone & Webster Engineering Corp.
- Jacob N. Rubin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for catalytically cracking feedstocks paraffin rich compris...
- Patent number 5,435,906
- Issue date Jul 25, 1995
- Stone & Webster Engineering Corporation
- Axel R. Johnson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
High capacity rapid quench boiler
- Patent number 5,427,655
- Issue date Jun 27, 1995
- Stone & Webster Engineering Corp.
- Herman N. Woebcke
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Mixed phase front end C.sub.2 acetylene hydrogenation
- Patent number 5,414,170
- Issue date May 9, 1995
- Stone & Webster Engineering Corporation
- Richard H. McCue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Integrated MTBE process
- Patent number 5,382,707
- Issue date Jan 17, 1995
- Stone & Webster Engineering Corp.
- Jacob N. Rubin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Apparatus for treating and regenerating spent caustic
- Patent number 5,368,726
- Issue date Nov 29, 1994
- Stone & Webster Engineering Corp.
- Stephen Z. Masoomian
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Particulate solids cracking apparatus
- Patent number 5,340,545
- Issue date Aug 23, 1994
- Stone & Webster Engineering Corp.
- Robert J. Gartside
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Particulate solids cracking apparatus and process
- Patent number 5,324,484
- Issue date Jun 28, 1994
- Stone & Webster Engineering Corp.
- Robert J. Gartside
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Combination process for the pretreatment and hydroconversion of hea...
- Patent number 5,320,741
- Issue date Jun 14, 1994
- Stone & Webster Engineering Corporation
- Axel R. Johnson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
NO.sub.x Emissions advisor and automation system
- Patent number 5,280,756
- Issue date Jan 25, 1994
- Stone & Webster Engineering Corp.
- Donald E. Labbe
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Process for pyrolysis of hydrocarbons
- Patent number 5,271,827
- Issue date Dec 21, 1993
- Stone & Webster Engineering Corp.
- Herman N. Woebcke
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process for treating and regenerating spent caustic
- Patent number 5,268,104
- Issue date Dec 7, 1993
- Stone & Webster Engineering, Corp.
- Stephen Z. Masoomain
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

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Trademarklast 30 trademarks

Information Trademark
74483211 - STONESIM
- Serial number 74483211
- Filing date Jan 27, 1994
- STONE & WEBSTER ENGINEERING CORP.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
74464333 - HYDROFCC
- Serial number 74464333
- Filing date Dec 1, 1993
- STONE & WEBSTER ENGINEERING CORP.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
74341617 - STONE & WEBSTER ENVIRONMENTAL TECHNOLOGY & SERVICES
- Serial number 74341617
- Registration number 1839092
- Filing date Dec 21, 1992
- STONE & WEBSTER ENGINEERING CORP.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
74337322 - P.E.A.T.
- Serial number 74337322
- Registration number 1789647
- Filing date Dec 7, 1992
- STONE & WEBSTER ENGINEERING CORPORATION
- 36 - Insurance
Information Trademark
74266445 - CUSTOMER SATISFACTION INVOLVE EVERYONE CONTINUOUS IMPROV...
- Serial number 74266445
- Filing date Apr 15, 1992
- STONE & WEBSTER ENGINEERING CORP.
- 35 - Advertising
Information Trademark
74266431 - TQ
- Serial number 74266431
- Filing date Apr 15, 1992
- STONE & WEBSTER ENGINEERING CORP.
- 35 - Advertising
Information Trademark
74250726 - STONE & WEBSTER ENVIRONMENTAL SERVICES
- Serial number 74250726
- Registration number 1736517
- Filing date Feb 28, 1992
- STONE & WEBSTER ENGINEERING CORP.
- 16 - Paper, cardboard and goods made from these materials, not included in other classes
Information Trademark
74183797 - QC
- Serial number 74183797
- Filing date Jul 8, 1991
- STONE & WEBSTER ENGINEERING CORP.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
74182226 - SOLUTIONS
- Serial number 74182226
- Filing date Jul 1, 1991
- STONE & WEBSTER ENGINEERING CORP.
- 16 - Paper, cardboard and goods made from these materials, not included in other classes
Information Trademark
74136113 - STONEBASE
- Serial number 74136113
- Registration number 1704170
- Filing date Feb 4, 1991
- STONE & WEBSTER ENGINEERING CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74020052 - ACES
- Serial number 74020052
- Registration number 1623425
- Filing date Jan 17, 1990
- STONE & WEBSTER ENGINEERING CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74016821 - STONERULE
- Serial number 74016821
- Registration number 1622226
- Filing date Jan 8, 1990
- STONE & WEBSTER ENGINEERING CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74006424 - STONEBRIDGE
- Serial number 74006424
- Registration number 1628089
- Filing date Nov 30, 1989
- STONE & WEBSTER ENGINEERING CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73838024 - STONEVIEW
- Serial number 73838024
- Registration number 1614710
- Filing date Nov 9, 1989
- STONE & WEBSTER ENGINEERING CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73822116 - STONEWORKS
- Serial number 73822116
- Registration number 1606231
- Filing date Aug 28, 1989
- STONE & WEBSTER ENGINEERING CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73816226 - STONELINK
- Serial number 73816226
- Registration number 1585461
- Filing date Jul 31, 1989
- STONE & WEBSTER ENGINEERING CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73783893 - ROTATING EQUIPMENT VIBRATION ADVISOR
- Serial number 73783893
- Filing date Mar 1, 1989
- STONE & WEBSTER ENGINEERING CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73783897 - ADVISOR
- Serial number 73783897
- Filing date Mar 1, 1989
- STONE & WEBSTER ENGINEERING, CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73783960 - COAL QUALITY ADVISOR
- Serial number 73783960
- Registration number 1565667
- Filing date Mar 1, 1989
- STONE & WEBSTER ENGINEERING CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73757396 - ACES
- Serial number 73757396
- Filing date Oct 13, 1988
- STONE & WEBSTER ENGINEERING, CORP.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73065391 - SWIM
- Serial number 73065391
- Registration number 1043106
- Filing date Oct 8, 1975
- STONE & WEBSTER ENGINEERING CORPORATION
- 35 - Advertising
Information Trademark
72301482 - ULTRA SELECTIVE CONVERSION
- Serial number 72301482
- Registration number 919543
- Filing date Jun 27, 1968
- STONE & WEBSTER ENGINEERING CORPORATION
- 37 - Building construction
Information Trademark
72301483 - USC
- Serial number 72301483
- Registration number 918191
- Filing date Jun 27, 1968
- STONE & WEBSTER ENGINEERING CORPORATION
- 37 - Building construction
Information Trademark
71699111 - RIPPLE TRAY
- Serial number 71699111
- Registration number 635520
- Filing date Nov 29, 1955
- STONE & WEBSTER ENGINEERING CORPORATION
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes

STONE & WEBSTER ENGINEERING CORPORATION

Organization

Patents Grantslast 30 patents

Ceramic slot reactor for ethylene production

Ceramic dip pipe and tube reactor for ethylene production

Process for pretreating cracked gas before caustic tower treatment...

Spent caustic pretreatment and enhanced oxidation process

Integrated cracking and olefins derivative process utilizing dilute...

Low residence time catalytic cracking process

Butadiene removal system for ethylene plants with front end hydroge...

Spent caustic (pre)treatment process

Chemical absorption process for recovering olefins from cracked gases

Process and apparatus for separating fluidized cracking catalysts f...

Process based mixed refrigerants for ethylene plants

Fluid catalytic cracking process and apparatus

Butadiene removal system for ethylene plants with front end hydroge...

Process for catalytically cracking paraffin rich feedstocks compris...

Fluid catalytic cracking process and apparatus

Short residence time cracking apparatus and process

Apparatus for controlling catalyst temperature during regeneration

Catalytically cracking paraffin rich feedstocks comprising high and...

Flexible light olefins production

Process for catalytically cracking feedstocks paraffin rich compris...

High capacity rapid quench boiler

Mixed phase front end C.sub.2 acetylene hydrogenation

Integrated MTBE process

Apparatus for treating and regenerating spent caustic

Particulate solids cracking apparatus

Particulate solids cracking apparatus and process

Combination process for the pretreatment and hydroconversion of hea...

NO.sub.x Emissions advisor and automation system

Process for pyrolysis of hydrocarbons

Process for treating and regenerating spent caustic

Trademarklast 30 trademarks

74483211 - STONESIM

74464333 - HYDROFCC

74341617 - STONE & WEBSTER ENVIRONMENTAL TECHNOLOGY & SERVICES

74337322 - P.E.A.T.

74266445 - CUSTOMER SATISFACTION INVOLVE EVERYONE CONTINUOUS IMPROV...

74266431 - TQ

74250726 - STONE & WEBSTER ENVIRONMENTAL SERVICES

74183797 - QC

74182226 - SOLUTIONS

74136113 - STONEBASE

74020052 - ACES

74016821 - STONERULE

74006424 - STONEBRIDGE

73838024 - STONEVIEW

73822116 - STONEWORKS

73816226 - STONELINK

73783893 - ROTATING EQUIPMENT VIBRATION ADVISOR

73783897 - ADVISOR

73783960 - COAL QUALITY ADVISOR

73757396 - ACES

73065391 - SWIM

72301482 - ULTRA SELECTIVE CONVERSION

72301483 - USC

71699111 - RIPPLE TRAY