METHOD OF FORMING A COLLAPSIBLE BAG USING A MOLD AND MANDREL

• Main Authors: HODGE, GEOFFREY L, FISHER, MICHAEL, GALLIHER, PARRISH M
• Format: Patent
• Language: English
• Published: 22.10.2020
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; BEER; BIOCHEMISTRY; CHEMISTRY; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; ENZYMOLOGY; HANDLING THIN OR FILAMENTARY MATERIAL; METALLURGY; MICROBIOLOGY; MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING; MUTATION OR GENETIC ENGINEERING; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; SPIRITS; STORING; TRANSPORTING; VINEGAR; WINE; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

A bioreactor configured to contain a volume of liquid is provided. The bioreactor includes a collapsible bag able to contain the volume of liquid, a support structure surrounding and containing the collapsible bag, a first sparger connected to the collapsible bag, the first sparger having a first aperture size, and a second sparger connected to the collapsible bag, the second sparger having a second aperture size that is different from the first aperture size.