US2005023714A1PendingUtilityA1

Absorbent and time release material

Priority: Nov 13, 1996Filed: May 13, 2004Published: Feb 3, 2005
Est. expiryNov 13, 2016(expired)· nominal 20-yr term from priority
Inventors:D. Manner
Y02E50/30B01J 20/3208C09K 17/32C09K 3/32B01J 20/24B01J 20/3248C10L 11/02C10L 11/04B01J 20/3212C09K 21/14C09K 17/16C09K 3/185C10L 5/40
17
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Claims

Abstract

An absorbent and time release material formed from a dried pulp impregnated with an impregnating substance such as wax or oil, that is ground to a powder or pellet form. The material can be used to suppress fires, reclaim land, retain water, provide traction on slippery surfaces, and enhance or replace soil mixes.

Claims

exact text as granted — not AI-modified
1 . An absorbent and time release material in the form of a powder, shavings, or sawdust, manufactured in accordance with a method comprising the steps of: 
 providing a pulp from a fibrous material;    forming said pulp into a block;    drying said block;    impregnating said dried block with a preselected substance;    grinding said impregnated block.    
     
     
         2 . The material according to  claim 1 , wherein said pulp comprises cloth fibers.  
     
     
         3 . The material according to  claim 1 , wherein said pulp comprises cellulose fibers.  
     
     
         4 . The material according to  claim 3 , wherein said cellulose fibers are dried paper pulp.  
     
     
         5 . The material according to  claim 3 , wherein said cellulose fibers are short strand wood fibers.  
     
     
         6 . The material according to  claim 3 , wherein said cellulose fibers are long strand wood fibers.  
     
     
         7 . The material according to  claim 3 , wherein said cellulose fibers are wood fibers from the processing of wood fiber fluff.  
     
     
         8 . The material according to  claim 1 , wherein said substance is selected from the group comprising paraffin wax, beeswax, wax derived from animal products and wax derived from vegetable products.  
     
     
         9 . The material according to  claim 1 , wherein said substance is selected from the group comprising petroleum wax, motor oil and grease.  
     
     
         10 . The material according to  claim 1 , wherein said pulp includes powdered material selected from one or more of the following waste material: railway ties, telephone poles, creosote, powdered coal, calcium oxalate-solids, Krofta™ fines, or bark.  
     
     
         11 . The material according to  claim 1 , wherein the substance is paraffin wax or beeswax.  
     
     
         12 . The material according to  claim 1 , wherein the step of impregnating said dried block with a preselected substance comprises immersing the block in the substance.  
     
     
         13 . The material according to  claim 1  in the form of a powder.  
     
     
         14 . The material according to  claim 1  used for suppressing fires.  
     
     
         15 . The material according to  claim 1  used for land reclamation.  
     
     
         16 . The material according to  claim 1  used for soil enhancement.  
     
     
         17 . The material according to  claim 1  used as a traction agent.  
     
     
         18 . The material according to  claim 1  used to recover petroleum products resulting from a spill.  
     
     
         19 . A method of manufacturing an absorbent and time release material comprising the steps of: 
 providing a pulp from a fibrous material;    forming said pulp into a block;    drying said block;    impregnating said dried block with a preselected substance;    grinding said impregnated block to form powder, shavings, or sawdust.    
     
     
         20 . The method according to  claim 19 , wherein said pulp comprises cloth fibers.  
     
     
         21 . The method according to  claim 19 , wherein said pulp comprises cellulose fibers.  
     
     
         22 . The method according to  claim 21 , wherein said cellulose fibers are dried paper pulp.  
     
     
         23 . The method according to  claim 21 , wherein said cellulose fibers are short strand wood fibers.  
     
     
         24 . The method according to  claim 21 , wherein said cellulose fibers are long strand wood fibers.  
     
     
         25 . The method according to  claim 21 , wherein said cellulose fibers are wood fibers from the processing of wood fiber fluff.  
     
     
         26 . The method according to  claim 19 , wherein said substance is selected from the group comprising paraffin wax, beeswax, wax derived from animal products and wax derived from vegetable products.  
     
     
         27 . The method according to  claim 19 , wherein said substance is selected from the group comprising petroleum wax, motor oil and grease.  
     
     
         28 . The method according to  claim 19 , wherein said pulp includes powdered material selected from one or more of the following waste material: railway ties, telephone poles, creosote, powdered coal, calcium oxalate-solids, Krofta™ fines, or bark.  
     
     
         29 . The method according to  claim 19 , wherein the substance is paraffin wax or beeswax.  
     
     
         30 . The method according to  claim 19 , wherein the step of impregnating said dried block with a preselected substance comprises immersing the block in the substance.  
     
     
         31 . The material according to  claim 19 , wherein the step of grinding said impregnated block results in the formation of a powder.

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