| PLENARY SESSION I - FILTRATION; IS IT THE KEY TO THE FUTURE HEALTH OF OUR PLANET? |
| Moderator: W. Shoemaker |
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| The Role of Air Filtration in the Health of Our Planet |
| Dr. M. W. First | 1 |
| Water, Its Quality and You! |
| Dr. E.R. Baumann | 9 |
| Filtration and Separation Applications to Therapeutics for Improved Health |
| Dr. P.S. Malchesky | 25 |
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| PLENARY SESSION II - SOLID/LIQUID SEPARATION - FILTRATION: THE FUTURE |
| Moderator: W. Shoemaker |
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| Filtration and the Environment |
| Mr. D.B. Purchas | 47 |
| Common Traps Encountered in Moving Technology and Products into the Marketplace |
| Mr. J.A. MeTaggart | 53 |
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| TECHNICAL SESSION G-1 - GAS/SOLID SEPARATION - BASIC TECHNOLOGY |
| Moderator: R. Lessmann |
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| Formulation of New Porous Media for Granular Filtration |
| Dr. Chi Tien | 61 |
| Theoretical Prediction of Pressure Drop by Fibrous Filters Using Offset Screen Theory |
| Dr. R. Lessmann | 63 |
| Theoretical Prediction of Particle Capture Efficiency by Fibrous Filters Using Offset Screen Theory |
| Dr. M. Faghri | 71 |
| Development of a Rotating Fluidized Bed Filter |
| Dr. J-N Kao | 79 |
| Membrane Gas Separation |
| Dr. R. W. Spillman | 97 |
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| TECHNICAL SESSION G-2 - GAS/SOLID SEPARATION - HEPA FILTERS |
| Moderator: H. Gilbert |
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| HEPA Filtration |
| Mr. W. Anderson | 107 |
| Discussion of the New Federal Standard 209C |
| Mr. J. McDonough | 119 |
| Air Filter System Used to Contain Dangerous Gases |
| Mr. J.R. Edwards | 125 |
| Polyurethane Foam - A Different Filtration Media |
| Mr. J.F. Pizzirusso | 135 |
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| TECHNICAL SESSION G-3 - GAS/SOLID SEPARATION - ELECTROSTATICS |
| Moderator: E.R. Frederick |
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| ESFF: Artificial vs. Natural Charging |
| Mr. E.R. Frederick | 143 |
| Advantages of Electrically Stimulated Filtration over Conventional Filtration |
| Mr. R.A. Jaisinghani | 159 |
| Comparison of Fibrous Filter Models to Submicron Particle Penetration Data |
| Dr. D. VanOsdell | 173 |
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| TECHNICAL SESSION G-4 - GASISOLID SEPARATION - INDOOR AIR AND DUST COLLECTION |
| Moderator: L. Bergmann |
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| Indoor Air Pollution: A Macro Perspective |
| Mr. A.J. Palermo | 181 |
| Available Technology for Air Purification of Inhabited Areas |
| Mr. W. T Aston | 187 |
| The Incorporation and Use of Reagent Impregnated Activated Carbons in Nonwoven Webs |
| Mr. D. Kinkead | 199 |
| Acid Rain: What is the Real Story? |
| Ms. A.R. Mayer | 207 |
| Solving Filtration Problems Using Expanded PTFE Membrane |
| Mr. J.R. Darrow | 213 |
| Field Evaluation of the Drag of Fabrics and Bags for Dust Collectors |
| Dr. R. Banks | 221 |
| Hot-Gas Media Filtration for 500° to 2000°F (250°-1000°C) |
| Mr. L. Bergmann | 229 |
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| TECHNICAL SESSION G-5 - GAS/SOLID SEPARATION - GENERAL |
| Moderator: C. Rodman |
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| Historical Perspective of Automobile Air Filters |
| Mr. C Rodman | 237 |
| Characterization of Filter Media |
Mr. M. Madden | 245 |
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| Temporal Changes in Oil and Air Filter Peformance Due to Dust Deposition |
| Mr. J.A. Stinson | 257 |
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| TECHNICAL SESSION A-1 - LIQUID/SOLID SEPARATION - INDUSTRIAL ASPECTS |
| Moderator: F. Tiller |
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| Physicochemical Aspects of Pack Bed Filtration in Water Treatment |
| Dr. C. O'Melia | 267 |
| The Micron Rating, A Perspective Deep Bed Filtration |
| Mr. P.R. Johnston | 275 |
| Deep Bed Filtration |
| Dr. E.R. Baumann | 281 |
| Fundamental Accounting of the Performance of Thickeners |
| Dr. R.I. Dick | 297 |
| Relative Liquid Removal in Filtration and Expression |
| Dr. F. Tiller | 305 |
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| TECHNICAL SESSION A-2 - LIQUID/SOLID SEPARATION - ENVIRONMENTAL |
| Moderator: F.M. Saunders |
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| Declining Rate Filtration |
| Dr. J.L. Cleasby | 313 |
| A Comparison of Optimum Backwashing of Filters with Water Fluidization and Air Scour |
| Dr. A. Amirtharajah | 325 |
| Continuous Gravity Thickening |
| Dr. G.V. Barbosa-Canovas | 335 |
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| TECHNICAL SESSION A-3 - LIQUID/SOLID SEPARATION - MINERALS ENGINEERING |
| Moderator: S. Chander |
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| A Review of the Use of Surfactants as Filter Aids |
| Dr. S. Chander | 345 |
| Design and Control of Flocculation Processes for Solid- Liquid Separation |
| Dr. R. Hogg | 353 |
| A New Strategy for Fine Coal Dewatering and Reconstitution |
| Mr. W. W. Wen | 361 |
| Increasing Dewatering Efficiency through Optimization of the Flocculation Sequence |
| Dr. B.J. Scheiner | 371 |
| Use of Polymers for Turbidity Reduction at Alaskan Placer Mining Sites |
| Dr. D.R. Maneval | 379 |
| Use of the Cattermole Effect for Improved Settling and Dewatering |
| Dr. F.F Aplaii | 389 |
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| TECHNICAL SESSION A-4 - LIQUID/SOLID SEPARATION - GENERAL |
| Moderator: S.H. Chiang |
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| Effect of Drainage on Cadmium Removal Efficiency from Contaminated Waters by Foam Separation-Part II |
| Dr. M. Moussavi | 399 |
| Breakthrough Curve Models for Colloid Deposition in Porous Media |
| Dr. R. Rajagopalan | 407 |
| Integration of Solid-Liquid Separation with Plant Design |
| Dr. Ka M. Ng | 419 |
| An Analysis of Belt Filter Press Dewatering Mechanism |
| Dr. N.M. Badgujar | 427 |
| Mathematical Modelling of Cake Washing |
| Dr. I. Tosun | 435 |
| Visual Simulation of Filter Cake Dewatering through Image Analysis |
| Dr. G.A. Bayles | 443 |
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| TECHNICAL SESSION A-5 - LIQUID/SOLID SEPARATION - SPECIAL TOPICS |
| Moderator: A.F Alciatore |
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| Darcian and Non-Darcian Porous Media Flows |
| Dr. M. Willis | 451 |
| Application of Simplified Theory to Laboratory Pressure Filtration |
| Mr. A.F. Alciatore | 459 |
| The Effect of Filter Aids on Filter Rates |
| Dr. W. Chen | 471 |
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| TECHNICAL SESSION L-1 - LIQUID/SOLID SEPARATION - MEMBRANES |
| Moderator: E. Gregor |
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| The State ofthe Art of Microfiltration and Its Expected Growth Until the Year 2000 |
| Mr. E. Gregor | 479 |
| Current Status of Ultrafiltration |
| Dr. W.F. Blatt | 491 |
| Point of Use Reverse Osmosis: Fundamentals-Rejection I |
| Mr. J.M. Newman | 505 |
| Lipid Removal from Protein Solution by Depth Filter |
| Dr. K. C Hou | 513 |
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| TECHNICAL SESSION L-2 - LIQUID/SOLID SEPARATION - PERFORMANCE CHARACTERIZATION |
| Moderator: P.R. Johnston |
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| Particle Retention Testing of 0.05 to 0.5 Micrometer Membrane Filters |
| Mr. S.D. Duke | 525 |
| A Comparison of Filtration Performance Using Particle Counting and Pore Sizing Techniques |
| Dr. H. Batchu | 533 |
| Optimization of Solid/Liquid Separation Processes Using Particle Size Distribution Analysis |
| Dr. L.T. Thiem | 543 |
| Time Dependent Variation of Filtration Efficiency in Industrial Filter Cartridges |
| Mr. E. Ostreicher | 551 |
| Total Filter Performance |
| Mr. C. Juhasz | 559 |
| Mechanisms in Competition |
| Mr. H. Sandstedt | 565 |
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| TECHNICAL SESSION L-3 - LIQUID/SOLID SEPARATION - ENGINEERING |
| Moderator: H.N. Sandstedt |
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| Recent Developments in Performance Rating of Gas/Liquid Coaleseers |
| Dr. S. Tousi | 571 |
| Latest Development of Diaphragm Filter Presses and Other Variable Volume Filters |
| Mr. L. Avery | 583 |
| Continuous Pressure Filtration from Theory to KDF |
| Dr. M. Dosoudil | 603 |
| New Trends in SLS Dewatering Equipment |
| Dr. E. Mayer | 613 |
| Coolant Filtration Overview |
| Mr. J.J. Joseph | 627 |
| Hydraulic Filtration |
| Mr. R. Herrera | 635 |
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| TECHNICAL SESSION L-4 - LIQUID/SOLID SEPARATION - MEDIA |
| Moderator: L.J. Ortino |
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| The Microfiltration Industry Challenges, Past and Present |
| Dr. T. Meltzer | 643 |
| Melt Polymer Extended Area Continuous Flow Filters |
| Mr. L. Ortino | 649 |
| Novel Test Method Used in the Study of New Developments and the Advantages and Properties of Bekipor Sintered Metal Fiber Filter Media |
| Mr. R. DeBruyne | 657 |
| Membrane Filter Cloth: A New Approach |
| Mr. G.R.S. Smith | 665 |
| Large Surface Area in a Small Package: Filter Design with Bypass and Transport Principle |
| Mr. T. Johnson | 671 |
| Water Removal from Hydraulic Oil |
| Mr. L.R. White | 679 |
| Tyvek for Microfiltration Media |
| Dr. S.L. Hyun | 687 |
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| TECHNICAL SESSION L-5 - LIQUID/SOLID SEPARATION - TESTING |
| Moderator: P.R. Johnston |
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| Practice of Using Filtration Data to Deduce Pore Sizes in Filter Media |
| Mr. P.R. Johnston | 699 |
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| Author Index | 707 |
| Subject Index | 709 |