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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4250062 |
1,4-Epoxy-1,3,3-trimethyl-2-(2-buten-1-ylidene) cyclohexanes as odorants |
Feb. 10, 1981 |
| 4250061 |
2-Acetyl-1,3,3,4,4-pentamethylcyclopentene as a fragrance material |
Feb. 10, 1981 |
| 4250060 |
Gas making calcined catalyst precursors of nickel, alumina, sodium and potassium |
Feb. 10, 1981 |
| 4250059 |
Catalytic composite, method of manufacture |
Feb. 10, 1981 |
| 4250058 |
Method of preparing spheroidal alumina particles |
Feb. 10, 1981 |
| 4250057 |
Process for producing a catalyst comprising a graphite containing carbon, a transitional metal a... |
Feb. 10, 1981 |
| 4250056 |
Catalysts for hydroreforming |
Feb. 10, 1981 |
| 4250055 |
Acidic multimetallic catalytic composite |
Feb. 10, 1981 |
| 4250054 |
Catalysts for producing unsaturated aliphatic acids |
Feb. 10, 1981 |
| 4250053 |
Sensitized aromatic iodonium or aromatic sulfonium salt photoinitiator systems |
Feb. 10, 1981 |
| 4250052 |
Catalyst structure and a process for its preparation |
Feb. 10, 1981 |
| 4250051 |
Preservative for use in calibrator compositions for blood analysis |
Feb. 10, 1981 |
| 4250050 |
Sulfosuccinate emulsifiers |
Feb. 10, 1981 |
| 4250049 |
2,6,6-Trimethyl-.alpha.-(iso)propenyl-1-cyclohexene-1-methanols and -1,3-cyclohexadiene-1-methan... |
Feb. 10, 1981 |
| 4250048 |
Metal oxide remover containing a strong mineral acid, chelating agent and a basic ammonia deriva... |
Feb. 10, 1981 |
| 4250047 |
Lubricant compositions for synthetic fibers and method for lubricating synthetic fibers |
Feb. 10, 1981 |
| 4250046 |
Diethanol disulfide as an extreme pressure and anti-wear additive in water soluble metalworking ... |
Feb. 10, 1981 |
| 4250045 |
Polymerized fatty acid amine derivatives useful as friction and wear-reducing additives |
Feb. 10, 1981 |
| 4250044 |
Breaker system for high viscosity fluids |
Feb. 10, 1981 |
| 4250043 |
Detergent-compatible antistatic compositions |
Feb. 10, 1981 |
| 4250042 |
Corrosion inhibition in well-drilling operations using aqueous systems containing ammonium carbo... |
Feb. 10, 1981 |
| 4250041 |
Removal of heparin from blood plasma samples using an insoluble protamine reaction product |
Feb. 10, 1981 |
| 4250040 |
Method for purifying septic tank effluent |
Feb. 10, 1981 |
| 4250039 |
Transmission filter |
Feb. 10, 1981 |
| 4250038 |
Screen device and method |
Feb. 10, 1981 |
| 4250037 |
Plumbing fixture with integral strainer |
Feb. 10, 1981 |
| 4250036 |
Conveying means for use in filtering devices |
Feb. 10, 1981 |
| 4250035 |
Radial compression of packed beds |
Feb. 10, 1981 |
| 4250034 |
Transport conduit |
Feb. 10, 1981 |
| 4250033 |
Excess-growth control system for fluidized-bed reactor |
Feb. 10, 1981 |
| 4250032 |
Process for the disposal of bauxite processing wastes and their containment into filling basins |
Feb. 10, 1981 |
| 4250031 |
Phenolic chelate resin and method of adsorption treatment |
Feb. 10, 1981 |
| 4250030 |
Process for the removal of cyanides from effluent |
Feb. 10, 1981 |
| 4250029 |
Coated membranes |
Feb. 10, 1981 |
| 4250028 |
Machine for sorting and retrieval of flat objects |
Feb. 10, 1981 |
| 4250027 |
Method for recovering the lead and zinc values in secondary scrubber muds from blast furnace gas... |
Feb. 10, 1981 |
| 4250026 |
Continuous steric FFF device for the size separation of particles |
Feb. 10, 1981 |
| 4250025 |
Sieving device for magnetically susceptible particles |
Feb. 10, 1981 |
| 4250024 |
Glass bead separator |
Feb. 10, 1981 |
| 4250023 |
Method and system for slurrying fibrous organic materials and removing grit therefrom |
Feb. 10, 1981 |
| 4250022 |
Catalytic oxidation of mercaptan in petroleum distillate |
Feb. 10, 1981 |
| 4250021 |
Treating used hydrocarbon lubricating oils |
Feb. 10, 1981 |
| 4250020 |
Hydrocarbon conversion with an attenuated superactive multimetallic catalytic composite |
Feb. 10, 1981 |
| 4250019 |
Multiple stage hydrocarbon conversion process |
Feb. 10, 1981 |
| 4250018 |
Multiple stage hydrocarbon conversion process |
Feb. 10, 1981 |
| 4250017 |
Process and apparatus for separating tar from a tar sand mixture |
Feb. 10, 1981 |
| 4250016 |
Recovery of bitumen from tar sand |
Feb. 10, 1981 |
| 4250015 |
Mechanochemical hydrogenation of coal |
Feb. 10, 1981 |
| 4250014 |
Coal liquefaction process |
Feb. 10, 1981 |
| 4250013 |
Method of depositing a catalyst to form a solid polymer electrolyte membrane |
Feb. 10, 1981 |
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