IP Library Assignment 003981/0436
Patent Assignment
Reel/Frame 003981/0436

Assignment of Assignors Interest.

Recorded: 1982-04-16 Pages: 13
Assignor
PHIBRO CORPORATION
Executed: 1981-05-18
Assignee
ENGLEHARD CORPORATION A CORP. OF DE.
A CORP OF DELAWARE, MENLO PARK, CN 28, EDISON, NEW JERSEY, 08818
Covered Properties (51)
Treated Expandable Beads and Composition Therefor
Patent: 3,300,437 →
Application: 04/340,821 →
Method for Bleaching Gray Kaolin Clay
Patent: 3,616,900 →
Application: 04/840,505 →
Purification of Clay by Selective Flocculations
Patent: 3,701,417 →
Application: 05/076,219 →
Method for Processing Kaolin Clay
Patent: 3,737,333 →
Application: 05/164,829 →
Preparation of Stable Suspension of Calcined Clay
Patent: 3,754,712 →
Application: 05/235,019 →
Purification of Kaolin Clay by Froth Flotation
Patent: 3,827,556 →
Application: 05/303,997 →
Processing Finely Divided Solids on a Continuous Vacuum Belt Filter
Patent: 3,943,233 →
Application: 05/444,173 →
Method of Making Honeycomb Structures
Patent: 4,293,513 →
Application: 05/576,640 →
Method and System for Ion-Exchanging Particles
Patent: 4,048,284 →
Application: 05/665,095 →
Opacifying Pigments and Methods for Making Same
Patent: 4,014,709 →
Application: 05/693,751 →
Method for Producing Clay Slurries
Patent: 4,118,245 →
Application: 05/833,861 →
Process for Producing Clay Slurries
Patent: 4,118,246 →
Application: 05/835,510 →
Synthetic Fibers and Use Thereof
Patent: 4,157,275 →
Application: 05/860,296 →
Conversion of Nitrogen Oxides
Patent: 4,157,375 →
Application: 05/891,503 →
Processing of Bruennerite to Recover Magnesium Compounds
Patent: 4,201,750 →
Application: 05/899,168 →
Control of Emissions in Fcc Regenerator Flue Gas
Patent: 4,284,494 →
Application: 05/901,346 →
Method of Preparing Ketoxime Carbamates
Patent: 4,234,514 →
Application: 05/966,389 →
Clay Pigment for Coating Paper
Patent: 4,241,142 →
Application: 05/971,365 →
Kaolin Clay Processing
Patent: 4,246,039 →
Application: 06/001,898 →
Zeolitized Composite Bodies and Manufacture Thereof
Patent: 4,235,753 →
Application: 06/021,214 →
Control of Emissions in Fcc Regenerator Flue Gas
Patent: 4,274,942 →
Application: 06/026,935 →
Preparation of Fcc Charge from Residual Fractions
Patent: 4,243,514 →
Application: 06/038,928 →
Novel Pressure-Sensitive Record Material and Preparation Thereof
Patent: 4,254,971 →
Application: 06/046,811 →
Processing of Titaniferous Materials
Patent: 4,297,131 →
Application: 06/071,018 →
Treatment of Petroleum Stocks Containing Metals
Patent: 4,256,567 →
Application: 06/079,227 →
Upgrading Petroleum and Residual Fractions Thereof
Patent: 4,263,128 →
Application: 06/090,247 →
Card Index
Patent: 4,254,567 →
Application: 06/093,043 →
Catalytic Cracking of Metal Contaminated Mineral Oil Fractions
Patent: 4,289,605 →
Application: 06/122,252 →
Method of Thickening Liquid Polyester Systems with Clay
Patent: 4,314,919 →
Application: 06/129,521 →
Preparation of Fcc Charge from Residual Fractions
Patent: 4,309,274 →
Application: 06/139,043 →
Selective Vaporization Process and Dynamic Control Thereof
Patent: 4,311,580 →
Application: 06/144,477 →
Preparation of Fcc Charge by Selective Vaporization
Patent: 4,311,579 →
Application: 06/155,735 →
Selective Vaporization Process
Patent: 4,328,091 →
Application: 06/155,736 →
Control of Emissions in Flue Gas
Patent: 4,325,817 →
Application: 06/172,333 →
Process for Production of High Octane Gasoline from Catalytic Cracking Unit
Patent: 4,325,813 →
Application: 06/173,532 →
Limestone-Based Sorbent Agglomerates for Removal of Sulfur Compounds in Hot Gases and Method of Making
Patent: 4,316,813 →
Application: 06/175,227 →
Hydrocarbon Processing
Patent: 4,325,809 →
Application: 06/177,321 →
Treated Mineral and Method for Purifying Liquids Therewith
Application: 06/183,619 →
Catalytic Cracking with Reduced Emissions of Sulfur Oxides
Application: 06/191,763 →
Dewatering with Electrically Augmented Vacuum Filter
Patent: 4,312,729 →
Application: 06/202,407 →
Chromatographic Analysis of Hydrocarbon Mixtures
Patent: 4,384,471 →
Application: 06/214,911 →
Method for Controlling a Pretreatment Process
Patent: 4,374,021 →
Application: 06/225,927 →
Sorptive Clay Composition and Method of Manufacture
Patent: 4,339,352 →
Application: 06/238,272 →
Liquid Crystal Display Comprising an Encapsulation and a Liquid Crystal Display Cell with Poly-Para-Xylene and a Method of Manufacturing the Same
Patent: 4,425,030 →
Application: 06/241,937 →
Stair Climbing Wheelchair Carrier
Patent: 4,432,426 →
Application: 06/255,927 →
Pretreating Hydrocarbon Feed Stocks Using Deactivated Fcc Catalyst
Patent: 4,384,949 →
Application: 06/257,849 →
Selective Vaporization Process and Apparatus
Patent: 4,446,009 →
Application: 06/260,145 →
Passivation of Contaminant Metals on Cracking Catalysts by Phosphorus Addition
Patent: 4,430,199 →
Application: 06/265,516 →
Asbestos-Free Friction Material Incorporating Attapulgite Clay
Patent: 4,373,037 →
Application: 06/268,510 →
Selective Vaporization Process and Apparatus
Patent: 4,427,538 →
Application: 06/299,361 →
Chalking-Resistant,Calcined Kaolin Clay Pigment and Method of Making
Patent: 4,427,450 →
Application: 06/326,630 →
Related Assignments (1)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Name Effective March 14, 1960 Delaware Jun 10, 1983
From: ENGELHARD MINERALS & CHEMICALS CORPORATION
To: PHIBRO CORPORATION
Reel/Frame 004140/0512 →