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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4294713 |
Grease compositions containing selected shielded polysilicate compounds |
Oct. 13, 1981 |
| 4294712 |
Self-lubricating bearing |
Oct. 13, 1981 |
| 4294711 |
Washing and softening compositions and methods for their manufacture |
Oct. 13, 1981 |
| 4294710 |
Detergent softener with amine ingredient |
Oct. 13, 1981 |
| 4294709 |
Spin finish with anti-static agent |
Oct. 13, 1981 |
| 4294708 |
Process for augmenting or enhancing the aroma of perfumed article using alkyl cycloalkenyl carbi... |
Oct. 13, 1981 |
| 4294707 |
Method for separating blood and a barrier device therefor |
Oct. 13, 1981 |
| 4294706 |
Process for treating waste water |
Oct. 13, 1981 |
| 4294705 |
Method and an agent for chemical purification of water by means of chemical precipitation and ma... |
Oct. 13, 1981 |
| 4294704 |
Process for the manufacture of printing paper and board |
Oct. 13, 1981 |
| 4294703 |
Hydrogen peroxide treatment of effluent |
Oct. 13, 1981 |
| 4294702 |
Apparatus for the controllable removal of one or more phases from a liquid-liquid extractor |
Oct. 13, 1981 |
| 4294701 |
Paint strainer |
Oct. 13, 1981 |
| 4294700 |
Submerged large diameter seal |
Oct. 13, 1981 |
| 4294699 |
Apparatus for purifying a liquid by ion-exchange |
Oct. 13, 1981 |
| 4294698 |
Device for cleaning liquid surfaces |
Oct. 13, 1981 |
| 4294697 |
Apparatus for treatment of sewage |
Oct. 13, 1981 |
| 4294696 |
Swing diffuser |
Oct. 13, 1981 |
| 4294695 |
Multi-phase separation methods and apparatus |
Oct. 13, 1981 |
| 4294694 |
Anaerobic filter |
Oct. 13, 1981 |
| 4294693 |
Air flotation ore enriching apparatus |
Oct. 13, 1981 |
| 4294692 |
Drum-type screening machine and method of operation |
Oct. 13, 1981 |
| 4294691 |
Hydrodynamic blueberry sorting |
Oct. 13, 1981 |
| 4294690 |
Process for separating weakly magnetic accompanying minerals from nonmagnetic useful minerals |
Oct. 13, 1981 |
| 4294689 |
Solvent refining process |
Oct. 13, 1981 |
| 4294688 |
Heat transfer in magnetically stabilized, fluidized beds |
Oct. 13, 1981 |
| 4294687 |
Lubricating oil process |
Oct. 13, 1981 |
| 4294686 |
Process for upgrading heavy hydrocarbonaceous oils |
Oct. 13, 1981 |
| 4294685 |
Process for coal liquefaction and catalyst |
Oct. 13, 1981 |
| 4294684 |
Template for forming multiple gel tracks within a single electrophoretic gel frame |
Oct. 13, 1981 |
| 4294683 |
Electrolysis unit |
Oct. 13, 1981 |
| 4294682 |
Data acquisition systems |
Oct. 13, 1981 |
| 4294681 |
Molded selective plating mask |
Oct. 13, 1981 |
| 4294680 |
Apparatus for selective metal plating |
Oct. 13, 1981 |
| 4294679 |
Flat electrochemical sensor, and method of its manufacture |
Oct. 13, 1981 |
| 4294678 |
Apparatus and method for preventing contamination of sputtering targets |
Oct. 13, 1981 |
| 4294677 |
Method for electrodepositing a protein onto an ion-exchange membrane |
Oct. 13, 1981 |
| 4294676 |
Aqueous monomer solutions adapted for direct photopolymerization |
Oct. 13, 1981 |
| 4294675 |
Process for production of fluorine-containing multi-component copolymers |
Oct. 13, 1981 |
| 4294674 |
Method of treating waste gas by irradiation |
Oct. 13, 1981 |
| 4294673 |
Method of mirror-finishing a cylindrical workpiece |
Oct. 13, 1981 |
| 4294672 |
Method for preparing a support for a lithographic printing plate |
Oct. 13, 1981 |
| 4294671 |
High temperature and low feed acid concentration operation of HCl electrolyzer having unitary me... |
Oct. 13, 1981 |
| 4294670 |
Precision electroplating of metal objects |
Oct. 13, 1981 |
| 4294669 |
Process for plating selected metal areas |
Oct. 13, 1981 |
| 4294668 |
Method of measuring oxygen and process for pretreating a solid electrolyte oxygen gas sensing el... |
Oct. 13, 1981 |
| 4294667 |
Corrosion evaluation testing method of coated metallic material and apparatus employed therefor |
Oct. 13, 1981 |
| 4294666 |
Process for the manufacture of 4,4'-diphenyl-methane diisocyanate and a mixture of diphenyl-meth... |
Oct. 13, 1981 |
| 4294665 |
Separation of acetonitrile from crude olefinically unsaturated nitrile |
Oct. 13, 1981 |
| 4294664 |
Latent heat recirculating system |
Oct. 13, 1981 |
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