Assignee
BECHTEL INT CORP
59 patents
Top patents by PatentIndex Score
US4370858AFeb 1, 1983
Apparatus and method for energy production and mineral recovery from geothermal and geopressured fluids
BECHTEL INT CORP61 citations95
US4018656AApr 19, 1977
Thermal softening and distillation by regenerative method
BECHTEL INT CORP83 citations94
US4232981ANov 11, 1980
Beaded liquid product and method for reducing coefficient of friction
BECHTEL INT CORP33 citations93
US4823522AApr 25, 1989
Energy absorbing and assembly for structural system
BECHTEL INT CORP40 citations92
US4643462AFeb 17, 1987
Double-looped rotatable coupler with tension stabilizer
BECHTEL INT CORP29 citations91
US4552572ANov 12, 1985
Process for desulfurization of fuel gas
BECHTEL INT CORP83 citations91
US4246245AJan 20, 1981
SO2 Removal
BECHTEL INT CORP42 citations90
US4568364AFeb 4, 1986
Process for desulfurization of fuel gas
BECHTEL INT CORP89 citations89
US4018396AApr 19, 1977
Embedded housing for ore crusher
BECHTEL INT CORP91 citations88
US4342876AAug 3, 1982
Method for oxidation of p-xylene and method for preparing dimethylterephthalate
BECHTEL INT CORP94 citations86
US4310769AJan 12, 1982
Ship lock system with hydroelectric pumped-storage capability
BECHTEL INT CORP57 citations85
US4048807ASep 20, 1977
Methods for emplacing and maintaining transmission lines
BECHTEL INT CORP64 citations85
US4391552AJul 5, 1983
Apparatus and method for eliminating champagne effect in compressed air energy storage systems
BECHTEL INT CORP28 citations84
US4065846AJan 3, 1978
Process for constructing clamp-welded pipe joint
BECHTEL INT CORP36 citations82
US4597595AJul 1, 1986
Swivel-less coupling apparatus
BECHTEL INT CORP20 citations81
US4152898AMay 8, 1979
Energy transfer apparatus and method using geothermal brine
BECHTEL INT CORP27 citations81
US4138851AFeb 13, 1979
Apparatus and method of geothermal energy conversion
BECHTEL INT CORP21 citations81
US4127163ANov 28, 1978
Freezer-sublimer for gaseous diffusion plant
BECHTEL INT CORP32 citations81
US3955600AMay 11, 1976
Composite pipeline
BECHTEL INT CORP36 citations81
US4623523ANov 18, 1986
Method for reduction of SO2 emission for fossil fired boiler
BECHTEL INT CORP25 citations79
US4388283AJun 14, 1983
SO2 removal
BECHTEL INT CORP22 citations79
US3953972AMay 4, 1976
Geothermal energy recovery process
BECHTEL INT CORP19 citations79
US4260288AApr 7, 1981
Pipe laying apparatus and method
BECHTEL INT CORP19 citations78
US4213653AJul 22, 1980
Method of mining of thick seam materials
BECHTEL INT CORP20 citations77
US3934935AJan 27, 1976
Hydraulic mining of oil bearing formation
BECHTEL INT CORP22 citations76
US4177016ADec 4, 1979
Self cleaning manifold connection for slurry pump
BECHTEL INT CORP24 citations75
US4131302ADec 26, 1978
Clamp-welded pipe joint
BECHTEL INT CORP28 citations75
US4599014AJul 8, 1986
Buoyant guyed tower
BECHTEL INT CORP22 citations74
US4507022AMar 26, 1985
Method and apparatus for transporting slurry along a pipeline
BECHTEL INT CORP9 citations73
US4695189ASep 22, 1987
Rotating connection assembly for subsea pipe connection
BECHTEL INT CORP15 citations72
US4552460ANov 12, 1985
Bucket-lift slurry storage apparatus and method
BECHTEL INT CORP16 citations72
US4482097ANov 13, 1984
Rotary apparatus having improved drive means
BECHTEL INT CORP11 citations72
US4056599ANov 1, 1977
Process for the recovery of magnesium chloride hydrate and potassium chloride from carnallite and bischofite
BECHTEL INT CORP24 citations72
US4348206ASep 7, 1982
Slurry pipeline simulation method
BECHTEL INT CORP12 citations71
US4484423ANov 27, 1984
Seismic shield
BECHTEL INT CORP26 citations70
US4632604ADec 30, 1986
Frozen island and method of making the same
BECHTEL INT CORP25 citations69
US4174135ANov 13, 1979
Underground formed wall single-entry mining method
BECHTEL INT CORP16 citations69
US4251352AFeb 17, 1981
Inclined separation screen for agitation tank
BECHTEL INT CORP14 citations68
US4097183AJun 27, 1978
Method of and apparatus for controlling by-pass valve
BECHTEL INT CORP13 citations67
US4738567AApr 19, 1988
Compliant jacket for offshore drilling and production platform
BECHTEL INT CORP9 citations66
US4616955AOct 14, 1986
Method and apparatus for encasing pipeline or cable
BECHTEL INT CORP16 citations66
US4153194AMay 8, 1979
Clamping and welding a pipe joint
BECHTEL INT CORP12 citations66
US4620672ANov 4, 1986
Apparatus and method for converting pipeline fine coal slurry to coal water mixture suitable for direct combustion in boilers
BECHTEL INT CORP8 citations65
US4416774ANov 22, 1983
Particle separating screen unit for agitation tank
BECHTEL INT CORP17 citations64
US4187044AFeb 5, 1980
Coal slurry pipelining
BECHTEL INT CORP7 citations64
US4085781AApr 25, 1978
Materials delivery system for offshore terminal and the like
BECHTEL INT CORP19 citations62
US4613338ASep 23, 1986
Separating gases from geopressured or hydropressured brine
BECHTEL INT CORP3 citations61
US4597950AJul 1, 1986
Gas separating-crystallizer
BECHTEL INT CORP4 citations61
US4366066ADec 28, 1982
Stabilization of softened water with self-generated CO2
BECHTEL INT CORP5 citations61
US4412673ANov 1, 1983
Beaded liquid apparatus and method
BECHTEL INT CORP18 citations60
Showing the top 50 of 59 patents by PatentIndex Score.