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| Number | Title | Issue Date |
| 5118197 | Process for mixing two liquids An apparatus and a process for mixing water from a pressurized source and an additive or admixture for a cementitious composition in a mixing chamber comprising introducing, in the form of a jet, water under a first pressure, which is above atmospheric pr... | 06/02/1992 |
| 5091565 | Poly-dicaboxylic acid anhydrides, their production and use New poly-dicarboxylic acid anhydrides, which are suitable as bio-degradable matrix materials for the controlled release of medicinal agents in humans.... | 02/25/1992 |
| 5085708 | Lignosulfonates, oxycarboxylates, polycarboxylates, and polyoxalklene, alkylaryl and alkyl ethers admixtures for ultra-dry mix concrete An admixture for ultra-dry-mix concrete is disclosed containing one or more varieties of cement dispersing agents (A) selected from a group consisting of lignosulfonates, oxycarboxylates and polycarboxylates, and in addition, containing one or more variet... | 02/04/1992 |
| 5069822 | Protective coating for reinforced concrete A protective coating for application to steel reinforced concrete structures, comprising a liquid composition of elastomeric polymeric material having electrically conductive particulate matter evenly dispersed therein. A cathodic protection system embody... | 12/03/1991 |
| 5069911 | Pharmaceutical 9,10-dihydrogenated ergot alkaloid containing compositions A controlled release formulation for oral administration comprising a 9,10-dihydro ergot alkaloid, a pharmaceutically acceptable hydrophilic swelling substance and a pharmaceutically acceptable inert fatty material.... | 12/03/1991 |
| 4988512 | Nasal pharmaceutical compositions Solid nasal inserts of calcitonin and other peptides have particularly interesting drug absorption profiles.... | 01/29/1991 |
| 4964917 | Methods and compositions for reclaiming concrete A method of reclaiming leftover ready-mix concrete comprising the steps of: (1) retarding the hydration of the unused portion of concrete returned from a job site; and (2) after the desired retarded period adding a hydration acceleration agent to restore the c... | 10/23/1990 |
| 4933105 | Process for preparation of microspheres Microspheres, prepared by solvent removal from an oil-in-water emulsion using carboxylic acid salt surfactant, e.g., sodium oleate as the emulsifier.... | 06/12/1990 |
| 4921537 | Shrinkage compensated mortar material A shrinkage compensated mortar or grout can be made with about 40 to 60% by weight of fine aggregate and 40 to 60% by weight of a hydraulic composition which in turn is made with 60 to 80% by weight of mixture of rapid hardening cement and 20 to 40% portl... | 05/01/1990 |
| 4915741 | Cementitious mixes The fluidizing or water-retention effect of plasticizers and superplasticizers in cement is increased when the cement has been treated with water before the mixing step, so that it retains from 0.1 to 10% by weight of water.... | 04/10/1990 |
| 4898928 | Polyacetal and polyketal hydrogels formed from acetals or ketals and polyols Water-soluble polyacetal or polyketal having the formula ##STR1## wherein R1, and R2 are aliphatic, cycloaliphatic or aromatic groups, for ketals; R1 is hydrogen and R2 is aliphatic, cycloaliphatic, or arom... | 02/06/1990 |
| 4884693 | Package A blister packaging card which contains a closure means for at least one blister which is integral with the card. The card can be prepared from a single sheet (1) comprising a series of blisters (2) at least one pair of which (3, 4) is adapted to mutually... | 12/05/1989 |
| 4091834 | Apparatus for automatically preparing solution of controlled concentration The invention concerns a novel apparatus for automatically preparing a solution of controlled salt concentration, which comprises a mixer container in which preparation of the solution may take place, a regulator device for regulating supply of components... | 05/30/1978 |
| 4088798 | Methods for the preparation of controlled gastric residence time medicament formulations Controlled gastric residence time medicament formulations, e.g., tablets and/or capsules, containing polymeric film coatings are exposed to a volatile amine, e.g., anhydrous ammonia, methyl amine, or ethyl amine, to provide improved medicament formulation... | 05/09/1978 |
| 4073297 | Catheter The invention concerns a novel catheter for placement in an artery, vein or fistula vessel of a patient, through which blood may be withdrawn or delivered to the patient, which comprises a catheter wall, the inside surface of which defines a lumen having ... | 02/14/1978 |
