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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4982068 |
Fluid permeable porous electric heating element |
Jan. 1, 1991 |
| 4982067 |
Plasma generating apparatus and method |
Jan. 1, 1991 |
| 4982066 |
Method of rehabilitating propeller hub bodies |
Jan. 1, 1991 |
| 4982065 |
Method of producing a core for magnetic head |
Jan. 1, 1991 |
| 4982064 |
Microwave double-bag food container |
Jan. 1, 1991 |
| 4982063 |
Door locking and unlocking apparatus for a cooker using electromotive operation and manual opera... |
Jan. 1, 1991 |
| 4982062 |
Actuator for a change-over switch |
Jan. 1, 1991 |
| 4982061 |
Electric switch |
Jan. 1, 1991 |
| 4982060 |
Contact arrangement for an electric switching apparatus |
Jan. 1, 1991 |
| 4982059 |
Axial magnetic field interrupter |
Jan. 1, 1991 |
| 4982058 |
Safety interlock switch system |
Jan. 1, 1991 |
| 4982057 |
Batwing for a shuttle car |
Jan. 1, 1991 |
| 4982056 |
Amorphous copolymers of perfluoro-2,2-dimethyl-1,3-dioxide |
Jan. 1, 1991 |
| 4982055 |
Sealed electrical feedthrough device |
Jan. 1, 1991 |
| 4982054 |
Telecommunications pedestal closure with environmental control liner |
Jan. 1, 1991 |
| 4982053 |
Closure arrangement including a radio frequency seal |
Jan. 1, 1991 |
| 4982052 |
Separation of a mixture of normal paraffins branched chain paraffins and cyclic paraffins |
Jan. 1, 1991 |
| 4982051 |
Separation of furfural/middle distillate streams |
Jan. 1, 1991 |
| 4982050 |
Natural gas treating system including mercury trap |
Jan. 1, 1991 |
| 4982049 |
Purification of hydrocarbonaceous fractions |
Jan. 1, 1991 |
| 4982048 |
Isomerization process with preliminary normal paraffin and mono-methyl paraffin feed capture ste... |
Jan. 1, 1991 |
| 4982047 |
Chemical process and catalyst |
Jan. 1, 1991 |
| 4982046 |
Olefin oligomerization |
Jan. 1, 1991 |
| 4982045 |
Fixed bed process for polymerizing liquid butenes |
Jan. 1, 1991 |
| 4982044 |
Alkene coupling |
Jan. 1, 1991 |
| 4982043 |
Organic solvent treatment for catalysts and olefin dimerization processes therewith |
Jan. 1, 1991 |
| 4982042 |
Process for manufacture of olefin oligomer |
Jan. 1, 1991 |
| 4982041 |
Double perovskite catalysts for oxidative coupling |
Jan. 1, 1991 |
| 4982040 |
Process for the catalytic disproportionation of methylnaphthalenes |
Jan. 1, 1991 |
| 4982039 |
Conversion of halogenated toxic substances |
Jan. 1, 1991 |
| 4982038 |
Oxidative methylation of organic compounds |
Jan. 1, 1991 |
| 4982037 |
Process for selectively alkylating biphenyl |
Jan. 1, 1991 |
| 4982036 |
Transfer of acid catalyst |
Jan. 1, 1991 |
| 4982035 |
Coupling process |
Jan. 1, 1991 |
| 4982034 |
Production and purification of t-butylstyrene |
Jan. 1, 1991 |
| 4982033 |
Process for converting light aliphatics to aromatics |
Jan. 1, 1991 |
| 4982032 |
Process for converting a wet acetylene-containing stream to aromatics using a zinc-promoted, cry... |
Jan. 1, 1991 |
| 4982031 |
Alpha olefins from lower alkene oligomers |
Jan. 1, 1991 |
| 4982030 |
Process for preparation of para-divinylbenzene |
Jan. 1, 1991 |
| 4982029 |
Method for the direct preparation of olefins from ketones and Grignard reagents |
Jan. 1, 1991 |
| 4982028 |
Dehydrogenation and dehydrocyclization catalyst |
Jan. 1, 1991 |
| 4982027 |
Process for the reprocessing of carbon containing wastes |
Jan. 1, 1991 |
| 4982026 |
Lower alkene polymers |
Jan. 1, 1991 |
| 4982025 |
Electrical insulating oil comprising improved fraction |
Jan. 1, 1991 |
| 4982024 |
Process for the selective dehydrohalogenation of an admixture of alkylhalides |
Jan. 1, 1991 |
| 4982023 |
Oxidation of methane to methanol |
Jan. 1, 1991 |
| 4982022 |
Process for the preparation of tertiary alcohols |
Jan. 1, 1991 |
| 4982021 |
Process for the production of alkylene glycols with metalate-containing solid |
Jan. 1, 1991 |
| 4982020 |
Process for direct hydrogenation of glyceride oils |
Jan. 1, 1991 |
| 4982019 |
Volatile divalent metal alkoxides |
Jan. 1, 1991 |
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