Badger Limited
27Patents
0Active
27Granted
34Portfolio score
Filing activity: Dec 20, 1973 → Apr 4, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4193451A | Method for production of organic products from kerogen | Fixed Constructions | 373 | Expired |
| US5141049A | Treatment of heat exchangers to reduce corrosion and by-product reactions | Mechanical Engineering; Lighting; Heating | 83 | Expired |
| US4265223A | Method and apparatus for utilizing solar energy | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4200145A | Method of preheating a liquid reaction mass of polyolefin dissolved in liquid monomer | Performing Operations; Transporting | 23 | Expired |
| US4524024A | Processes of recovering fatty acids and sterols from tall oil pitch | Chemistry; Metallurgy | 22 | Expired |
| US4230668A | Process and apparatus for producing halogenated unsaturated hydrocarbons | Performing Operations; Transporting | 16 | Expired |
| US4695664A | Method of recovering heat from low temperature effluent | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4375386A | Cyclonic entrainment separator for evaporator | Chemistry; Metallurgy | 14 | Expired |
| US4225531A | Fluidization promoters | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5196632A | Treatment of heat exchangers to reduce corrosion and by-product reactions | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4208529A | Heat exchanger system | Performing Operations; Transporting | 12 | Expired |
| US4156457A | Heat exchanger system | Performing Operations; Transporting | 11 | Expired |
| US4137387A | Equipment for handling spent-aqueous Ziegler type catalyst in the polymerization of olefins | Performing Operations; Transporting | 10 | Expired |
| US4154797A | Furan lined equipment for handling spent aqueous Ziegler type catalyst in the polymerization of olefins | Performing Operations; Transporting | 10 | Expired |
| US4563267A | Process for reducing thermal shock in fluidized bed stem coils cycled in and out of service | Performing Operations; Transporting | 8 | Expired |
| US4435581A | Process for the production of phthalic anhydride | Chemistry; Metallurgy | 8 | Expired |
| US4188290A | Pollution control for fatty acid condensation | Performing Operations; Transporting | 8 | Expired |
| US3944592A | Method of producing unsaturated nitriles | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4406836A | Method for condensing fatty acids | Chemistry; Metallurgy | 7 | Expired |
| US4159992A | Removal of plastic polymer fines from tallow | Chemistry; Metallurgy | 5 | Expired |
| US4068053A | Method of removing water from liquid olefin in the polymerization of olefins | Chemistry; Metallurgy | 4 | Expired |
| US4089365A | Method of pump-around cooling reaction mass during polymerization of olefins | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4182801A | Method of drying liquid olefin monomer feed in a molecular sieve dryer in the polymerization of olefins from liquid olefin monomer | Chemistry; Metallurgy | 3 | Expired |
| US4485077A | Method for conducting wet grinding of phosphate rock in a phosphoric acid production plant | Chemistry; Metallurgy | 3 | Expired |
| US4068060A | Method of removing oligomers from olefin monomer vapor in the polymerization of olefins | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.