Brown & Root, Inc.
56Patents
0Active
56Granted
37Portfolio score
Filing activity: Jul 30, 1974 → Aug 28, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3961493A | Methods and apparatus for purging liquid from an offshore pipeline and/or scanning a pipeline interior | Emerging Cross-Sectional Technologies | 68 | Expired |
| US4155669A | Deep water repair methods and apparatus | Performing Operations; Transporting | 27 | Expired |
| US4865359A | Press fit pipe joint and method | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4252469A | Method and apparatus for installing integrated deck structure and rapidly separating same from supporting barge means | Fixed Constructions | 24 | Expired |
| US3993011A | Method and apparatus for retrieving, securing, and launching an anchor buoy | Performing Operations; Transporting | 24 | Expired |
| US4175620A | Methods and apparatus for anchoring offshore pipeline | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US3937334A | Pipe handling device | Fixed Constructions | 22 | Expired |
| US4585374A | High energy formed connections | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4190072A | Underwater storage assembly | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4242011A | Method and apparatus for forming integrated deck sub-structure assembly including arch-vessel passage means | Fixed Constructions | 17 | Expired |
| US4812080A | Offshore platform jacket and method of installation | Fixed Constructions | 17 | Expired |
| US3965837A | Vessel having improved wave response characteristics | Performing Operations; Transporting | 16 | Expired |
| US5935544A | Moderate excess nitrogen Braun Purifier.TM. process and method for retrofitting non-Braun Purifier.TM. ammonia plants | Emerging Cross-Sectional Technologies | 16 | Expired |
| US3987636A | Methods and apparatus for anchoring a submerged structure to a waterbed | Fixed Constructions | 16 | Expired |
| US4252468A | Method and apparatus for installing deck structures entailing composite shock absorbing and alignment aspects | Fixed Constructions | 15 | Expired |
| US4266887A | Self-elevating fixed platform | Fixed Constructions | 15 | Expired |
| US4232623A | Apparatus to reduce vessel motions | Performing Operations; Transporting | 15 | Expired |
| US4109476A | Docking an offshore structure with a submerged fixture | Fixed Constructions | 14 | Expired |
| US3991581A | Method and apparatus for handling piling and anchoring an offshore tower | Fixed Constructions | 13 | Expired |
| US4240767A | Valving methods and apparatus for flooding and grouting offshore jacket sleeves | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4073156A | Method and apparatus for laying a submergible elongate structure | Performing Operations; Transporting | 12 | Expired |
| US4214843A | Subsea grout distributor | Fixed Constructions | 12 | Expired |
| US4417831A | Mooring and supporting apparatus and methods for a guyed marine structure | Performing Operations; Transporting | 12 | Expired |
| US4214387A | Trenching apparatus and method | Fixed Constructions | 11 | Expired |
| US4109478A | Unitized conductor guide and frame for offshore drilling and production | Fixed Constructions | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.