{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Prevention of penetration of oily hydrocarbons into sand", "item": "https://www.patentleaderboard.com/patent/4437993"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Prevention of penetration of oily hydrocarbons into sand

Prevention of penetration of oily hydrocarbons into sand

US Patent 4437993 · Granted Mar 20, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Microorganisms their use and method of producing L-.alpha.-amino acids1998
Glucose- and sophorose-lipids, a process for their preparation and their use1998
Microorganism, use thereof and process for the production of L-.alpha.-amino aci1998
Microorganisms, their use and method of producing L-.alpha.-amino acids1996
Method for the chemical racemization of 5-monosubstituted hydantoins by contact 1995
Microbial decontamination of soils contaminated with hydrocarbons, in particular1992
Process for the synthesis of L-alpha-amino acids1992
Separation of solid particles of various sizes from viscous liquids1990
Process for the biotechnical production of rhamnolipids including rhamnolipids w1989
Process for the biotechnical production of rhamnolipids including rhamnolipids w1989
Trehalose lipid tetraesters1988
Trehalose lipid tetraesters1988