Bacterial retentive, air venting, intravenous filter

Bactericidal vacuum cleaner filter bag

Baffle system for separating liquid from a gas stream

Baffles to prevent catalyst or adsorbent erosion

Basic structure for a liquid chromatography degasser

Bed restraint for an adsorber

Bicharge photoconductive zinc oxides containing iodine

Bicyclic reductone developing agents

Bimetallic lithographic printing plates

Bio regenerating air filter

Biological air filter

Biological filter provided with a pelletized biologically active

Biomagnetic filter

Biostatic air filter

Bis(substituted amino)sulfides as reversible inhibitor sources f

Bis-azo pyrazolone type dye developer and light-sensitive materi

Black-and-white photographic elements and processes

Bleach-fix regeneration monitoring method

Bleached holographic material and process for the fabrication th

Blended internal latent image emulsions, elements including such