Daffin
Charles E. Daffin, Tallahassee, FL US
Patent application number | Description | Published |
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20090179419 | Adjustable offset bushing type coupling - A nested bushing coupling for attaching a plumbing component to a conduit. The assembly includes at least one or more nested bushings having off-centered openings which may be situated at various orientations within a receiver. | 07-16-2009 |
Charles Ernest Daffin, Tallahassee, FL US
Patent application number | Description | Published |
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20090284977 | Light bulb cover - A way to use common inexpensive light bulbs in recess ceiling light cans. A cover that attaches to the bulb itself and will fill the trim hole for appearence and also reflect light down out of the recess can. | 11-19-2009 |
20140338302 | End Weighted Mower Blade - A mower blade generally comprised of a rotor which connects to the mower at an attachment point and at least one outer end of the rotor, wherein the outer end or ends of the rotor are heavier than the rotor proximate the attachment point. The added weight to the outer end can be by way of an extension or an end section. | 11-20-2014 |
Michael D. Daffin, Edmonton CA
Patent application number | Description | Published |
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20100210484 | CLAY CONTROL ADDITIVE FOR WELLBORE FLUIDS - A clay stabilizer which is capable of inhibiting swelling in a wide variety of clay types and is also capable of restoring permeability in formations which have previously been damaged by clay swelling. Amine salts of differing molecular weights configurations and ionic strength are combined to provide transport into micropores, mesopores and macropores in the formation and to effect cationic change therein. A poly quaternary amine having a high to very high charge density is added along with lower molecular weight amine salts to substantially permanently exchange cations with the clay in the formation. | 08-19-2010 |
Tom C. Daffin, Denver, CO US
Patent application number | Description | Published |
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20130238306 | Systems and Methods for Horizontal Well Correlation and Geosteering - Systems and methods for horizontal well correlation and geosteering, which include using a correlated 2D model and updated 3D model to determine target lines from the end of a horizontal section of the wellbore to a target point in the formation. | 09-12-2013 |