REX-121
Filed: March 22, 1966
CHEMICAL CATALYST FOR SULFURIC ACID ALKYLATION
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 72241583
Q-SIRFRAC
Filed: November 22, 1982
CHEMICAL COMPOSITION FOR SECONDARY OIL RECOVERY
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 73403530
INVESTIGATORS DETECTOR "I.D."
Filed: July 15, 1983
Portable Instrument for Sensing the Presence of Hydrocarbon and Other Gases
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 73434767
EXCEL 2100
HYDROCARBON ALKYLATION CATALYST FOR USE IN REFINING LIQUIFIED GASSES OR GASEOUS MATERIALS TO MAKE GASOLINE
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 76038549
IR
LABORATORY EQUIPMENT, NAMELY, SAMPLE RESTRAINTS FOR USE IN ANALYTICAL AND INSTRUMENTAL CHEMICAL ANALYSIS
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 76370420
IR-DOT
LABORATORY EQUIPMENT, NAMELY, SAMPLE RESTRAINTS FOR USE IN ANALYTICAL AND INSTRUMENTAL CHEMICAL ANALYSIS
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 76370450
AMP
consulting services in the field of acid management in hydrocarbon refining
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 78218291
FTT
fuel filters
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 78221024
HARTCUT
processes related to petroleum refining
Owned by: R. E. DAVIS CHEMICAL CORPORATION
Serial Number: 78374043
